Пример #1
0
func TestTypeSystem_DefinitionExample_ProhibitsNestingNonNullInsideNonNull(t *testing.T) {
	ttype := graphql.NewNonNull(graphql.NewNonNull(graphql.Int))
	expected := `Can only create NonNull of a Nullable Type but got: Int!.`
	if ttype.Error().Error() != expected {
		t.Fatalf(`expected %v , got: %v`, expected, ttype.Error())
	}
}
Пример #2
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func TestLists_NonNullListOfNonNullArrayOfFunc_ContainsNulls(t *testing.T) {
	ttype := graphql.NewNonNull(graphql.NewList(graphql.NewNonNull(graphql.Int)))

	// `data` is a slice of functions that return values
	// Note that its uses the expected signature `func() interface{} {...}`
	data := []interface{}{
		func() interface{} {
			return 1
		},
		func() interface{} {
			return nil
		},
		func() interface{} {
			return 2
		},
	}
	expected := &graphql.Result{
		Data: map[string]interface{}{
			"nest": map[string]interface{}{
				"test": []interface{}{
					1, nil, 2,
				},
			},
		},
	}
	checkList(t, ttype, data, expected)
}
Пример #3
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func TestTypeSystem_ObjectsMustAdhereToInterfaceTheyImplement_AcceptsAnObjectWithAnEquivalentlyModifiedInterfaceField(t *testing.T) {
	anotherInterface := graphql.NewInterface(graphql.InterfaceConfig{
		Name: "AnotherInterface",
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			return nil
		},
		Fields: graphql.Fields{
			"field": &graphql.Field{
				Type: graphql.NewNonNull(graphql.NewList(graphql.String)),
			},
		},
	})
	anotherObject := graphql.NewObject(graphql.ObjectConfig{
		Name:       "AnotherObject",
		Interfaces: []*graphql.Interface{anotherInterface},
		Fields: graphql.Fields{
			"field": &graphql.Field{
				Type: graphql.NewNonNull(graphql.NewList(graphql.String)),
			},
		},
	})
	_, err := schemaWithObjectFieldOfType(anotherObject)
	if err != nil {
		t.Fatalf(`unexpected error: %v for type "%v"`, err, anotherObject)
	}
}
Пример #4
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func init() {
	nodeTestUserType = graphql.NewObject(graphql.ObjectConfig{
		Name: "User",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type: graphql.NewNonNull(graphql.ID),
			},
			"name": &graphql.Field{
				Type: graphql.String,
			},
		},
		Interfaces: []*graphql.Interface{nodeTestDef.NodeInterface},
	})
	nodeTestPhotoType = graphql.NewObject(graphql.ObjectConfig{
		Name: "Photo",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type: graphql.NewNonNull(graphql.ID),
			},
			"width": &graphql.Field{
				Type: graphql.Int,
			},
		},
		Interfaces: []*graphql.Interface{nodeTestDef.NodeInterface},
	})

	nodeTestSchema, _ = graphql.NewSchema(graphql.SchemaConfig{
		Query: nodeTestQueryType,
	})
}
Пример #5
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func TestLists_NonNullListOfNonNullFunc_ReturnsNull(t *testing.T) {
	ttype := graphql.NewNonNull(graphql.NewList(graphql.NewNonNull(graphql.Int)))

	// `data` is a function that return values
	// Note that its uses the expected signature `func() interface{} {...}`
	data := func() interface{} {
		return nil
	}
	expected := &graphql.Result{
		Data: map[string]interface{}{
			"nest": nil,
		},
		Errors: []gqlerrors.FormattedError{
			{
				Message: "Cannot return null for non-nullable field DataType.test.",
				Locations: []location.SourceLocation{
					{
						Line:   1,
						Column: 10,
					},
				},
			},
		},
	}
	checkList(t, ttype, data, expected)
}
Пример #6
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func PluralIdentifyingRootField(config PluralIdentifyingRootFieldConfig) *graphql.Field {
	inputArgs := graphql.FieldConfigArgument{}
	if config.ArgName != "" {
		inputArgs[config.ArgName] = &graphql.ArgumentConfig{
			Type: graphql.NewNonNull(graphql.NewList(graphql.NewNonNull(config.InputType))),
		}
	}

	return &graphql.Field{
		Description: config.Description,
		Type:        graphql.NewList(config.OutputType),
		Args:        inputArgs,
		Resolve: func(p graphql.ResolveParams) (interface{}, error) {
			inputs, ok := p.Args[config.ArgName]
			if !ok {
				return nil, nil
			}

			if config.ResolveSingleInput == nil {
				return nil, nil
			}
			switch inputs := inputs.(type) {
			case []interface{}:
				res := []interface{}{}
				for _, input := range inputs {
					r := config.ResolveSingleInput(input)
					res = append(res, r)
				}
				return res, nil
			}
			return nil, nil
		},
	}
}
Пример #7
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func TestTypeSystem_DefinitionExample_StringifiesSimpleTypes(t *testing.T) {

	type Test struct {
		ttype    graphql.Type
		expected string
	}
	tests := []Test{
		{graphql.Int, "Int"},
		{blogArticle, "Article"},
		{interfaceType, "Interface"},
		{unionType, "Union"},
		{enumType, "Enum"},
		{inputObjectType, "InputObject"},
		{graphql.NewNonNull(graphql.Int), "Int!"},
		{graphql.NewList(graphql.Int), "[Int]"},
		{graphql.NewNonNull(graphql.NewList(graphql.Int)), "[Int]!"},
		{graphql.NewList(graphql.NewNonNull(graphql.Int)), "[Int!]"},
		{graphql.NewList(graphql.NewList(graphql.Int)), "[[Int]]"},
	}
	for _, test := range tests {
		ttypeStr := fmt.Sprintf("%v", test.ttype)
		if ttypeStr != test.expected {
			t.Fatalf(`expected %v , got: %v`, test.expected, ttypeStr)
		}
	}
}
Пример #8
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func MutationWithClientMutationID(config MutationConfig) *graphql.Field {

	augmentedInputFields := config.InputFields
	if augmentedInputFields == nil {
		augmentedInputFields = graphql.InputObjectConfigFieldMap{}
	}
	augmentedInputFields["clientMutationId"] = &graphql.InputObjectFieldConfig{
		Type: graphql.NewNonNull(graphql.String),
	}
	augmentedOutputFields := config.OutputFields
	if augmentedOutputFields == nil {
		augmentedOutputFields = graphql.Fields{}
	}
	augmentedOutputFields["clientMutationId"] = &graphql.Field{
		Type: graphql.NewNonNull(graphql.String),
	}

	inputType := graphql.NewInputObject(graphql.InputObjectConfig{
		Name:   config.Name + "Input",
		Fields: augmentedInputFields,
	})
	outputType := graphql.NewObject(graphql.ObjectConfig{
		Name:   config.Name + "Payload",
		Fields: augmentedOutputFields,
	})
	return &graphql.Field{
		Name: config.Name,
		Type: outputType,
		Args: graphql.FieldConfigArgument{
			"input": &graphql.ArgumentConfig{
				Type: graphql.NewNonNull(inputType),
			},
		},
		Resolve: func(p graphql.ResolveParams) (interface{}, error) {
			if config.MutateAndGetPayload == nil {
				return nil, nil
			}
			input := map[string]interface{}{}
			if inputVal, ok := p.Args["input"]; ok {
				if inputVal, ok := inputVal.(map[string]interface{}); ok {
					input = inputVal
				}
			}
			payload, err := config.MutateAndGetPayload(input, p.Info, p.Context)
			if err != nil {
				return nil, err
			}
			if clientMutationID, ok := input["clientMutationId"]; ok {
				payload["clientMutationId"] = clientMutationID
			}
			return payload, nil
		},
	}
}
Пример #9
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func withModifiers(ttypes []graphql.Type) []graphql.Type {
	res := ttypes
	for _, ttype := range ttypes {
		res = append(res, graphql.NewList(ttype))
	}
	for _, ttype := range ttypes {
		res = append(res, graphql.NewNonNull(ttype))
	}
	for _, ttype := range ttypes {
		res = append(res, graphql.NewNonNull(graphql.NewList(ttype)))
	}
	return res
}
Пример #10
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func TestTypeSystem_NonNullMustAcceptGraphQLTypes_RejectsNilAsNonNullableType(t *testing.T) {
	result := graphql.NewNonNull(nil)
	expectedError := `Can only create NonNull of a Nullable Type but got: <nil>.`
	if result.Error() == nil || result.Error().Error() != expectedError {
		t.Fatalf("Expected error: %v, got %v", expectedError, result.Error())
	}
}
Пример #11
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func TestTypeSystem_DefinitionExample_IdentifiesOutputTypes(t *testing.T) {
	type Test struct {
		ttype    graphql.Type
		expected bool
	}
	tests := []Test{
		{graphql.Int, true},
		{objectType, true},
		{interfaceType, true},
		{unionType, true},
		{enumType, true},
		{inputObjectType, false},
	}
	for _, test := range tests {
		ttypeStr := fmt.Sprintf("%v", test.ttype)
		if graphql.IsOutputType(test.ttype) != test.expected {
			t.Fatalf(`expected %v , got: %v`, test.expected, ttypeStr)
		}
		if graphql.IsOutputType(graphql.NewList(test.ttype)) != test.expected {
			t.Fatalf(`expected %v , got: %v`, test.expected, ttypeStr)
		}
		if graphql.IsOutputType(graphql.NewNonNull(test.ttype)) != test.expected {
			t.Fatalf(`expected %v , got: %v`, test.expected, ttypeStr)
		}
	}
}
Пример #12
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func TestLists_NullableListOfNonNullObjects_ContainsNull(t *testing.T) {
	ttype := graphql.NewList(graphql.NewNonNull(graphql.Int))
	data := []interface{}{
		1, nil, 2,
	}
	expected := &graphql.Result{
		Data: map[string]interface{}{
			"nest": map[string]interface{}{
				"test": nil,
			},
		},
		Errors: []gqlerrors.FormattedError{
			{
				Message: "Cannot return null for non-nullable field DataType.test.",
				Locations: []location.SourceLocation{
					{
						Line:   1,
						Column: 10,
					},
				},
			},
		},
	}
	checkList(t, ttype, data, expected)
}
Пример #13
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/*
Creates the configuration for an id field on a node, using `toGlobalId` to
construct the ID from the provided typename. The type-specific ID is fetcher
by calling idFetcher on the object, or if not provided, by accessing the `id`
property on the object.
*/
func GlobalIDField(typeName string, idFetcher GlobalIDFetcherFn) *graphql.Field {
	return &graphql.Field{
		Name:        "id",
		Description: "The ID of an object",
		Type:        graphql.NewNonNull(graphql.ID),
		Resolve: func(p graphql.ResolveParams) (interface{}, error) {
			id := ""
			if idFetcher != nil {
				fetched, err := idFetcher(p.Source, p.Info, p.Context)
				id = fmt.Sprintf("%v", fetched)
				if err != nil {
					return id, err
				}
			} else {
				// try to get from p.Source (data)
				var objMap interface{}
				b, _ := json.Marshal(p.Source)
				_ = json.Unmarshal(b, &objMap)
				switch obj := objMap.(type) {
				case map[string]interface{}:
					if iid, ok := obj["id"]; ok {
						id = fmt.Sprintf("%v", iid)
					}
				}
			}
			globalID := ToGlobalID(typeName, id)
			return globalID, nil
		},
	}
}
Пример #14
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func TestTypeSystem_ObjectsMustAdhereToInterfaceTheyImplement_RejectsAnObjectWithASupersetNullableInterfaceFieldType(t *testing.T) {
	anotherInterface := graphql.NewInterface(graphql.InterfaceConfig{
		Name: "AnotherInterface",
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			return nil
		},
		Fields: graphql.Fields{
			"field": &graphql.Field{
				Type: graphql.NewNonNull(graphql.String),
			},
		},
	})
	anotherObject := graphql.NewObject(graphql.ObjectConfig{
		Name:       "AnotherObject",
		Interfaces: []*graphql.Interface{anotherInterface},
		Fields: graphql.Fields{
			"field": &graphql.Field{
				Type: graphql.String,
			},
		},
	})
	_, err := schemaWithFieldType(anotherObject)
	expectedError := `AnotherInterface.field expects type "String!" but AnotherObject.field provides type "String".`
	if err == nil || err.Error() != expectedError {
		t.Fatalf("Expected error: %v, got %v", expectedError, err)
	}
}
Пример #15
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// Describe [T!]! Array<T>
func TestLists_NonNullListOfNonNullObjects_ContainsValues(t *testing.T) {
	ttype := graphql.NewNonNull(graphql.NewList(graphql.NewNonNull(graphql.Int)))
	data := []interface{}{
		1, 2,
	}
	expected := &graphql.Result{
		Data: map[string]interface{}{
			"nest": map[string]interface{}{
				"test": []interface{}{
					1, 2,
				},
			},
		},
	}
	checkList(t, ttype, data, expected)
}
Пример #16
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func ConnectionDefinitions(config ConnectionConfig) *GraphQLConnectionDefinitions {

	edgeType := graphql.NewObject(graphql.ObjectConfig{
		Name:        config.Name + "Edge",
		Description: "An edge in a connection",
		Fields: graphql.Fields{
			"node": &graphql.Field{
				Type:        config.NodeType,
				Description: "The item at the end of the edge",
			},
			"cursor": &graphql.Field{
				Type:        graphql.NewNonNull(graphql.String),
				Description: " cursor for use in pagination",
			},
		},
	})
	for fieldName, fieldConfig := range config.EdgeFields {
		edgeType.AddFieldConfig(fieldName, fieldConfig)
	}

	connectionType := graphql.NewObject(graphql.ObjectConfig{
		Name:        config.Name + "Connection",
		Description: "A connection to a list of items.",

		Fields: graphql.Fields{
			"pageInfo": &graphql.Field{
				Type:        graphql.NewNonNull(pageInfoType),
				Description: "Information to aid in pagination.",
			},
			"edges": &graphql.Field{
				Type:        graphql.NewList(edgeType),
				Description: "Information to aid in pagination.",
			},
		},
	})
	for fieldName, fieldConfig := range config.ConnectionFields {
		connectionType.AddFieldConfig(fieldName, fieldConfig)
	}

	return &GraphQLConnectionDefinitions{
		EdgeType:       edgeType,
		ConnectionType: connectionType,
	}
}
Пример #17
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func TestTypeSystem_NonNullMustAcceptGraphQLTypes_AcceptsAnTypeAsNullableTypeOfNonNull(t *testing.T) {
	nullableTypes := []graphql.Type{
		graphql.String,
		someScalarType,
		someObjectType,
		someUnionType,
		someInterfaceType,
		someEnumType,
		someInputObject,
		graphql.NewList(graphql.String),
		graphql.NewList(graphql.NewNonNull(graphql.String)),
	}
	for _, ttype := range nullableTypes {
		result := graphql.NewNonNull(ttype)
		if result.Error() != nil {
			t.Fatalf(`unexpected error: %v for type "%v"`, result.Error(), ttype)
		}
	}
}
Пример #18
0
func TestLists_NullableListOfNonNullObjects_ReturnsNull(t *testing.T) {
	ttype := graphql.NewList(graphql.NewNonNull(graphql.Int))

	expected := &graphql.Result{
		Data: map[string]interface{}{
			"nest": map[string]interface{}{
				"test": nil,
			},
		},
	}
	checkList(t, ttype, nil, expected)
}
Пример #19
0
// Describe [T!]! Func()Array<T> // equivalent to Promise<Array<T>>
func TestLists_NonNullListOfNonNullFunc_ContainsValues(t *testing.T) {
	ttype := graphql.NewNonNull(graphql.NewList(graphql.NewNonNull(graphql.Int)))

	// `data` is a function that return values
	// Note that its uses the expected signature `func() interface{} {...}`
	data := func() interface{} {
		return []interface{}{
			1, 2,
		}
	}
	expected := &graphql.Result{
		Data: map[string]interface{}{
			"nest": map[string]interface{}{
				"test": []interface{}{
					1, 2,
				},
			},
		},
	}
	checkList(t, ttype, data, expected)
}
Пример #20
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func init() {
	throwingData["nest"] = func() interface{} {
		return throwingData
	}
	throwingData["nonNullNest"] = func() interface{} {
		return throwingData
	}
	throwingData["promiseNest"] = func() interface{} {
		return throwingData
	}
	throwingData["nonNullPromiseNest"] = func() interface{} {
		return throwingData
	}

	nullingData["nest"] = func() interface{} {
		return nullingData
	}
	nullingData["nonNullNest"] = func() interface{} {
		return nullingData
	}
	nullingData["promiseNest"] = func() interface{} {
		return nullingData
	}
	nullingData["nonNullPromiseNest"] = func() interface{} {
		return nullingData
	}

	dataType.AddFieldConfig("nest", &graphql.Field{
		Type: dataType,
	})
	dataType.AddFieldConfig("nonNullNest", &graphql.Field{
		Type: graphql.NewNonNull(dataType),
	})
	dataType.AddFieldConfig("promiseNest", &graphql.Field{
		Type: dataType,
	})
	dataType.AddFieldConfig("nonNullPromiseNest", &graphql.Field{
		Type: graphql.NewNonNull(dataType),
	})
}
Пример #21
0
/*
 Given a function to map from an ID to an underlying object, and a function
 to map from an underlying object to the concrete GraphQLObjectType it
 corresponds to, constructs a `Node` interface that objects can implement,
 and a field config for a `node` root field.

 If the typeResolver is omitted, object resolution on the interface will be
 handled with the `isTypeOf` method on object types, as with any GraphQL
interface without a provided `resolveType` method.
*/
func NewNodeDefinitions(config NodeDefinitionsConfig) *NodeDefinitions {
	nodeInterface := graphql.NewInterface(graphql.InterfaceConfig{
		Name:        "Node",
		Description: "An object with an ID",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type:        graphql.NewNonNull(graphql.ID),
				Description: "The id of the object",
			},
		},
		ResolveType: config.TypeResolve,
	})

	nodeField := &graphql.Field{
		Name:        "Node",
		Description: "Fetches an object given its ID",
		Type:        nodeInterface,
		Args: graphql.FieldConfigArgument{
			"id": &graphql.ArgumentConfig{
				Type:        graphql.NewNonNull(graphql.ID),
				Description: "The ID of an object",
			},
		},
		Resolve: func(p graphql.ResolveParams) (interface{}, error) {
			if config.IDFetcher == nil {
				return nil, nil
			}
			id := ""
			if iid, ok := p.Args["id"]; ok {
				id = fmt.Sprintf("%v", iid)
			}
			return config.IDFetcher(id, p.Info, p.Context)
		},
	}
	return &NodeDefinitions{
		NodeInterface: nodeInterface,
		NodeField:     nodeField,
	}
}
Пример #22
0
func TestTypeSystem_ObjectsMustAdhereToInterfaceTheyImplement_RejectsAnObjectWhichImplementsAnInterfaceFieldAlongWithAdditionalRequiredArguments(t *testing.T) {
	anotherInterface := graphql.NewInterface(graphql.InterfaceConfig{
		Name: "AnotherInterface",
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			return nil
		},
		Fields: graphql.Fields{
			"field": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"input": &graphql.ArgumentConfig{
						Type: graphql.String,
					},
				},
			},
		},
	})
	anotherObject := graphql.NewObject(graphql.ObjectConfig{
		Name:       "AnotherObject",
		Interfaces: []*graphql.Interface{anotherInterface},
		Fields: graphql.Fields{
			"field": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"input": &graphql.ArgumentConfig{
						Type: graphql.String,
					},
					"anotherInput": &graphql.ArgumentConfig{
						Type: graphql.NewNonNull(graphql.String),
					},
				},
			},
		},
	})
	_, err := schemaWithObjectFieldOfType(anotherObject)
	expectedError := `AnotherObject.field(anotherInput:) is of required type "String!" but is not also provided by the interface AnotherInterface.field.`
	if err == nil || err.Error() != expectedError {
		t.Fatalf("Expected error: %v, got %v", expectedError, err)
	}
}
Пример #23
0
func TestDirectives_DirectiveArgNamesMustBeValid(t *testing.T) {
	invalidDirective := graphql.NewDirective(graphql.DirectiveConfig{
		Name: "skip",
		Description: "Directs the executor to skip this field or fragment when the `if` " +
			"argument is true.",
		Args: graphql.FieldConfigArgument{
			"123if": &graphql.ArgumentConfig{
				Type:        graphql.NewNonNull(graphql.Boolean),
				Description: "Skipped when true.",
			},
		},
		Locations: []string{
			graphql.DirectiveLocationField,
			graphql.DirectiveLocationFragmentSpread,
			graphql.DirectiveLocationInlineFragment,
		},
	})
	_, err := graphql.NewSchema(graphql.SchemaConfig{
		Query: graphql.NewObject(graphql.ObjectConfig{
			Name: "TestType",
			Fields: graphql.Fields{
				"a": &graphql.Field{
					Type: graphql.String,
				},
			},
		}),
		Directives: []*graphql.Directive{invalidDirective},
	})
	expectedErr := gqlerrors.FormattedError{
		Message:   `Names must match /^[_a-zA-Z][_a-zA-Z0-9]*$/ but "123if" does not.`,
		Locations: []location.SourceLocation{},
	}
	if !reflect.DeepEqual(expectedErr, err) {
		t.Fatalf("Expected error to be equal, got: %v", testutil.Diff(expectedErr, err))
	}
}
Пример #24
0
		},
	},
})

// root mutation
var rootMutation = graphql.NewObject(graphql.ObjectConfig{
	Name: "RootMutation",
	Fields: graphql.Fields{
		/*
		   curl -g 'http://localhost:8080/graphql?query=mutation+_{createTodo(text:"My+new+todo"){id,text,done}}'
		*/
		"createTodo": &graphql.Field{
			Type: todoType, // the return type for this field
			Args: graphql.FieldConfigArgument{
				"text": &graphql.ArgumentConfig{
					Type: graphql.NewNonNull(graphql.String),
				},
			},
			Resolve: func(params graphql.ResolveParams) (interface{}, error) {

				// marshall and cast the argument value
				text, _ := params.Args["text"].(string)

				// figure out new id
				newID := RandStringRunes(8)

				// perform mutation operation here
				// for e.g. create a Todo and save to DB.
				newTodo := Todo{
					ID:   newID,
					Text: text,
Пример #25
0
func init() {

	var beingInterface = graphql.NewInterface(graphql.InterfaceConfig{
		Name: "Being",
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
		},
	})
	var petInterface = graphql.NewInterface(graphql.InterfaceConfig{
		Name: "Pet",
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
		},
	})
	var canineInterface = graphql.NewInterface(graphql.InterfaceConfig{
		Name: "Canine",
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
		},
	})
	var dogCommandEnum = graphql.NewEnum(graphql.EnumConfig{
		Name: "DogCommand",
		Values: graphql.EnumValueConfigMap{
			"SIT": &graphql.EnumValueConfig{
				Value: 0,
			},
			"HEEL": &graphql.EnumValueConfig{
				Value: 1,
			},
			"DOWN": &graphql.EnumValueConfig{
				Value: 2,
			},
		},
	})
	var dogType = graphql.NewObject(graphql.ObjectConfig{
		Name: "Dog",
		IsTypeOf: func(p graphql.IsTypeOfParams) bool {
			return true
		},
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
			"nickname": &graphql.Field{
				Type: graphql.String,
			},
			"barkVolume": &graphql.Field{
				Type: graphql.Int,
			},
			"barks": &graphql.Field{
				Type: graphql.Boolean,
			},
			"doesKnowCommand": &graphql.Field{
				Type: graphql.Boolean,
				Args: graphql.FieldConfigArgument{
					"dogCommand": &graphql.ArgumentConfig{
						Type: dogCommandEnum,
					},
				},
			},
			"isHousetrained": &graphql.Field{
				Type: graphql.Boolean,
				Args: graphql.FieldConfigArgument{
					"atOtherHomes": &graphql.ArgumentConfig{
						Type:         graphql.Boolean,
						DefaultValue: true,
					},
				},
			},
			"isAtLocation": &graphql.Field{
				Type: graphql.Boolean,
				Args: graphql.FieldConfigArgument{
					"x": &graphql.ArgumentConfig{
						Type: graphql.Int,
					},
					"y": &graphql.ArgumentConfig{
						Type: graphql.Int,
					},
				},
			},
		},
		Interfaces: []*graphql.Interface{
			beingInterface,
			petInterface,
			canineInterface,
		},
	})
	var furColorEnum = graphql.NewEnum(graphql.EnumConfig{
		Name: "FurColor",
		Values: graphql.EnumValueConfigMap{
			"BROWN": &graphql.EnumValueConfig{
				Value: 0,
			},
			"BLACK": &graphql.EnumValueConfig{
				Value: 1,
			},
			"TAN": &graphql.EnumValueConfig{
				Value: 2,
			},
			"SPOTTED": &graphql.EnumValueConfig{
				Value: 3,
			},
		},
	})

	var catType = graphql.NewObject(graphql.ObjectConfig{
		Name: "Cat",
		IsTypeOf: func(p graphql.IsTypeOfParams) bool {
			return true
		},
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
			"nickname": &graphql.Field{
				Type: graphql.String,
			},
			"meowVolume": &graphql.Field{
				Type: graphql.Int,
			},
			"meows": &graphql.Field{
				Type: graphql.Boolean,
			},
			"furColor": &graphql.Field{
				Type: furColorEnum,
			},
		},
		Interfaces: []*graphql.Interface{
			beingInterface,
			petInterface,
		},
	})
	var catOrDogUnion = graphql.NewUnion(graphql.UnionConfig{
		Name: "CatOrDog",
		Types: []*graphql.Object{
			dogType,
			catType,
		},
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			// not used for validation
			return nil
		},
	})
	var intelligentInterface = graphql.NewInterface(graphql.InterfaceConfig{
		Name: "Intelligent",
		Fields: graphql.Fields{
			"iq": &graphql.Field{
				Type: graphql.Int,
			},
		},
	})

	var humanType = graphql.NewObject(graphql.ObjectConfig{
		Name: "Human",
		IsTypeOf: func(p graphql.IsTypeOfParams) bool {
			return true
		},
		Interfaces: []*graphql.Interface{
			beingInterface,
			intelligentInterface,
		},
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
			"pets": &graphql.Field{
				Type: graphql.NewList(petInterface),
			},
			"iq": &graphql.Field{
				Type: graphql.Int,
			},
		},
	})

	humanType.AddFieldConfig("relatives", &graphql.Field{
		Type: graphql.NewList(humanType),
	})

	var alienType = graphql.NewObject(graphql.ObjectConfig{
		Name: "Alien",
		IsTypeOf: func(p graphql.IsTypeOfParams) bool {
			return true
		},
		Interfaces: []*graphql.Interface{
			beingInterface,
			intelligentInterface,
		},
		Fields: graphql.Fields{
			"name": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"surname": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
			"iq": &graphql.Field{
				Type: graphql.Int,
			},
			"numEyes": &graphql.Field{
				Type: graphql.Int,
			},
		},
	})
	var dogOrHumanUnion = graphql.NewUnion(graphql.UnionConfig{
		Name: "DogOrHuman",
		Types: []*graphql.Object{
			dogType,
			humanType,
		},
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			// not used for validation
			return nil
		},
	})
	var humanOrAlienUnion = graphql.NewUnion(graphql.UnionConfig{
		Name: "HumanOrAlien",
		Types: []*graphql.Object{
			alienType,
			humanType,
		},
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			// not used for validation
			return nil
		},
	})

	var complexInputObject = graphql.NewInputObject(graphql.InputObjectConfig{
		Name: "ComplexInput",
		Fields: graphql.InputObjectConfigFieldMap{
			"requiredField": &graphql.InputObjectFieldConfig{
				Type: graphql.NewNonNull(graphql.Boolean),
			},
			"intField": &graphql.InputObjectFieldConfig{
				Type: graphql.Int,
			},
			"stringField": &graphql.InputObjectFieldConfig{
				Type: graphql.String,
			},
			"booleanField": &graphql.InputObjectFieldConfig{
				Type: graphql.Boolean,
			},
			"stringListField": &graphql.InputObjectFieldConfig{
				Type: graphql.NewList(graphql.String),
			},
		},
	})
	var complicatedArgs = graphql.NewObject(graphql.ObjectConfig{
		Name: "ComplicatedArgs",
		// TODO List
		// TODO Coercion
		// TODO NotNulls
		Fields: graphql.Fields{
			"intArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"intArg": &graphql.ArgumentConfig{
						Type: graphql.Int,
					},
				},
			},
			"nonNullIntArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"nonNullIntArg": &graphql.ArgumentConfig{
						Type: graphql.NewNonNull(graphql.Int),
					},
				},
			},
			"stringArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"stringArg": &graphql.ArgumentConfig{
						Type: graphql.String,
					},
				},
			},
			"booleanArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"booleanArg": &graphql.ArgumentConfig{
						Type: graphql.Boolean,
					},
				},
			},
			"enumArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"enumArg": &graphql.ArgumentConfig{
						Type: furColorEnum,
					},
				},
			},
			"floatArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"floatArg": &graphql.ArgumentConfig{
						Type: graphql.Float,
					},
				},
			},
			"idArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"idArg": &graphql.ArgumentConfig{
						Type: graphql.ID,
					},
				},
			},
			"stringListArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"stringListArg": &graphql.ArgumentConfig{
						Type: graphql.NewList(graphql.String),
					},
				},
			},
			"complexArgField": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"complexArg": &graphql.ArgumentConfig{
						Type: complexInputObject,
					},
				},
			},
			"multipleReqs": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"req1": &graphql.ArgumentConfig{
						Type: graphql.NewNonNull(graphql.Int),
					},
					"req2": &graphql.ArgumentConfig{
						Type: graphql.NewNonNull(graphql.Int),
					},
				},
			},
			"multipleOpts": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"opt1": &graphql.ArgumentConfig{
						Type:         graphql.Int,
						DefaultValue: 0,
					},
					"opt2": &graphql.ArgumentConfig{
						Type:         graphql.Int,
						DefaultValue: 0,
					},
				},
			},
			"multipleOptAndReq": &graphql.Field{
				Type: graphql.String,
				Args: graphql.FieldConfigArgument{
					"req1": &graphql.ArgumentConfig{
						Type: graphql.NewNonNull(graphql.Int),
					},
					"req2": &graphql.ArgumentConfig{
						Type: graphql.NewNonNull(graphql.Int),
					},
					"opt1": &graphql.ArgumentConfig{
						Type:         graphql.Int,
						DefaultValue: 0,
					},
					"opt2": &graphql.ArgumentConfig{
						Type:         graphql.Int,
						DefaultValue: 0,
					},
				},
			},
		},
	})
	queryRoot := graphql.NewObject(graphql.ObjectConfig{
		Name: "QueryRoot",
		Fields: graphql.Fields{
			"human": &graphql.Field{
				Args: graphql.FieldConfigArgument{
					"id": &graphql.ArgumentConfig{
						Type: graphql.ID,
					},
				},
				Type: humanType,
			},
			"alien": &graphql.Field{
				Type: alienType,
			},
			"dog": &graphql.Field{
				Type: dogType,
			},
			"cat": &graphql.Field{
				Type: catType,
			},
			"pet": &graphql.Field{
				Type: petInterface,
			},
			"catOrDog": &graphql.Field{
				Type: catOrDogUnion,
			},
			"dogOrHuman": &graphql.Field{
				Type: dogOrHumanUnion,
			},
			"humanOrAlien": &graphql.Field{
				Type: humanOrAlienUnion,
			},
			"complicatedArgs": &graphql.Field{
				Type: complicatedArgs,
			},
		},
	})
	schema, err := graphql.NewSchema(graphql.SchemaConfig{
		Query: queryRoot,
		Directives: []*graphql.Directive{
			graphql.NewDirective(graphql.DirectiveConfig{
				Name:      "operationOnly",
				Locations: []string{graphql.DirectiveLocationQuery},
			}),
			graphql.IncludeDirective,
			graphql.SkipDirective,
		},
		Types: []graphql.Type{
			catType,
			dogType,
			humanType,
			alienType,
		},
	})
	if err != nil {
		panic(err)
	}
	TestSchema = &schema

}
Пример #26
0
func init() {
	Luke = StarWarsChar{
		ID:         "1000",
		Name:       "Luke Skywalker",
		AppearsIn:  []int{4, 5, 6},
		HomePlanet: "Tatooine",
	}
	Vader = StarWarsChar{
		ID:         "1001",
		Name:       "Darth Vader",
		AppearsIn:  []int{4, 5, 6},
		HomePlanet: "Tatooine",
	}
	Han = StarWarsChar{
		ID:        "1002",
		Name:      "Han Solo",
		AppearsIn: []int{4, 5, 6},
	}
	Leia = StarWarsChar{
		ID:         "1003",
		Name:       "Leia Organa",
		AppearsIn:  []int{4, 5, 6},
		HomePlanet: "Alderaa",
	}
	Tarkin = StarWarsChar{
		ID:        "1004",
		Name:      "Wilhuff Tarkin",
		AppearsIn: []int{4},
	}
	Threepio = StarWarsChar{
		ID:              "2000",
		Name:            "C-3PO",
		AppearsIn:       []int{4, 5, 6},
		PrimaryFunction: "Protocol",
	}
	Artoo = StarWarsChar{
		ID:              "2001",
		Name:            "R2-D2",
		AppearsIn:       []int{4, 5, 6},
		PrimaryFunction: "Astromech",
	}
	Luke.Friends = append(Luke.Friends, []StarWarsChar{Han, Leia, Threepio, Artoo}...)
	Vader.Friends = append(Luke.Friends, []StarWarsChar{Tarkin}...)
	Han.Friends = append(Han.Friends, []StarWarsChar{Luke, Leia, Artoo}...)
	Leia.Friends = append(Leia.Friends, []StarWarsChar{Luke, Han, Threepio, Artoo}...)
	Tarkin.Friends = append(Tarkin.Friends, []StarWarsChar{Vader}...)
	Threepio.Friends = append(Threepio.Friends, []StarWarsChar{Luke, Han, Leia, Artoo}...)
	Artoo.Friends = append(Artoo.Friends, []StarWarsChar{Luke, Han, Leia}...)
	HumanData = map[int]StarWarsChar{
		1000: Luke,
		1001: Vader,
		1002: Han,
		1003: Leia,
		1004: Tarkin,
	}
	DroidData = map[int]StarWarsChar{
		2000: Threepio,
		2001: Artoo,
	}

	episodeEnum := graphql.NewEnum(graphql.EnumConfig{
		Name:        "Episode",
		Description: "One of the films in the Star Wars Trilogy",
		Values: graphql.EnumValueConfigMap{
			"NEWHOPE": &graphql.EnumValueConfig{
				Value:       4,
				Description: "Released in 1977.",
			},
			"EMPIRE": &graphql.EnumValueConfig{
				Value:       5,
				Description: "Released in 1980.",
			},
			"JEDI": &graphql.EnumValueConfig{
				Value:       6,
				Description: "Released in 1983.",
			},
		},
	})

	characterInterface := graphql.NewInterface(graphql.InterfaceConfig{
		Name:        "Character",
		Description: "A character in the Star Wars Trilogy",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type:        graphql.NewNonNull(graphql.String),
				Description: "The id of the character.",
			},
			"name": &graphql.Field{
				Type:        graphql.String,
				Description: "The name of the character.",
			},
			"appearsIn": &graphql.Field{
				Type:        graphql.NewList(episodeEnum),
				Description: "Which movies they appear in.",
			},
		},
		ResolveType: func(p graphql.ResolveTypeParams) *graphql.Object {
			if character, ok := p.Value.(StarWarsChar); ok {
				id, _ := strconv.Atoi(character.ID)
				human := GetHuman(id)
				if human.ID != "" {
					return humanType
				}
			}
			return droidType
		},
	})
	characterInterface.AddFieldConfig("friends", &graphql.Field{
		Type:        graphql.NewList(characterInterface),
		Description: "The friends of the character, or an empty list if they have none.",
	})

	humanType = graphql.NewObject(graphql.ObjectConfig{
		Name:        "Human",
		Description: "A humanoid creature in the Star Wars universe.",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type:        graphql.NewNonNull(graphql.String),
				Description: "The id of the human.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if human, ok := p.Source.(StarWarsChar); ok {
						return human.ID, nil
					}
					return nil, nil
				},
			},
			"name": &graphql.Field{
				Type:        graphql.String,
				Description: "The name of the human.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if human, ok := p.Source.(StarWarsChar); ok {
						return human.Name, nil
					}
					return nil, nil
				},
			},
			"friends": &graphql.Field{
				Type:        graphql.NewList(characterInterface),
				Description: "The friends of the human, or an empty list if they have none.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if human, ok := p.Source.(StarWarsChar); ok {
						return human.Friends, nil
					}
					return []interface{}{}, nil
				},
			},
			"appearsIn": &graphql.Field{
				Type:        graphql.NewList(episodeEnum),
				Description: "Which movies they appear in.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if human, ok := p.Source.(StarWarsChar); ok {
						return human.AppearsIn, nil
					}
					return nil, nil
				},
			},
			"homePlanet": &graphql.Field{
				Type:        graphql.String,
				Description: "The home planet of the human, or null if unknown.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if human, ok := p.Source.(StarWarsChar); ok {
						return human.HomePlanet, nil
					}
					return nil, nil
				},
			},
		},
		Interfaces: []*graphql.Interface{
			characterInterface,
		},
	})
	droidType = graphql.NewObject(graphql.ObjectConfig{
		Name:        "Droid",
		Description: "A mechanical creature in the Star Wars universe.",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type:        graphql.NewNonNull(graphql.String),
				Description: "The id of the droid.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if droid, ok := p.Source.(StarWarsChar); ok {
						return droid.ID, nil
					}
					return nil, nil
				},
			},
			"name": &graphql.Field{
				Type:        graphql.String,
				Description: "The name of the droid.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if droid, ok := p.Source.(StarWarsChar); ok {
						return droid.Name, nil
					}
					return nil, nil
				},
			},
			"friends": &graphql.Field{
				Type:        graphql.NewList(characterInterface),
				Description: "The friends of the droid, or an empty list if they have none.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if droid, ok := p.Source.(StarWarsChar); ok {
						friends := []map[string]interface{}{}
						for _, friend := range droid.Friends {
							friends = append(friends, map[string]interface{}{
								"name": friend.Name,
								"id":   friend.ID,
							})
						}
						return droid.Friends, nil
					}
					return []interface{}{}, nil
				},
			},
			"appearsIn": &graphql.Field{
				Type:        graphql.NewList(episodeEnum),
				Description: "Which movies they appear in.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if droid, ok := p.Source.(StarWarsChar); ok {
						return droid.AppearsIn, nil
					}
					return nil, nil
				},
			},
			"primaryFunction": &graphql.Field{
				Type:        graphql.String,
				Description: "The primary function of the droid.",
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if droid, ok := p.Source.(StarWarsChar); ok {
						return droid.PrimaryFunction, nil
					}
					return nil, nil
				},
			},
		},
		Interfaces: []*graphql.Interface{
			characterInterface,
		},
	})

	queryType := graphql.NewObject(graphql.ObjectConfig{
		Name: "Query",
		Fields: graphql.Fields{
			"hero": &graphql.Field{
				Type: characterInterface,
				Args: graphql.FieldConfigArgument{
					"episode": &graphql.ArgumentConfig{
						Description: "If omitted, returns the hero of the whole saga. If " +
							"provided, returns the hero of that particular episode.",
						Type: episodeEnum,
					},
				},
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					return GetHero(p.Args["episode"]), nil
				},
			},
			"human": &graphql.Field{
				Type: humanType,
				Args: graphql.FieldConfigArgument{
					"id": &graphql.ArgumentConfig{
						Description: "id of the human",
						Type:        graphql.NewNonNull(graphql.String),
					},
				},
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					return GetHuman(p.Args["id"].(int)), nil
				},
			},
			"droid": &graphql.Field{
				Type: droidType,
				Args: graphql.FieldConfigArgument{
					"id": &graphql.ArgumentConfig{
						Description: "id of the droid",
						Type:        graphql.NewNonNull(graphql.String),
					},
				},
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					return GetDroid(p.Args["id"].(int)), nil
				},
			},
		},
	})
	StarWarsSchema, _ = graphql.NewSchema(graphql.SchemaConfig{
		Query: queryType,
	})
}
Пример #27
0
		}
		return nil
	},
})

var testInputObject *graphql.InputObject = graphql.NewInputObject(graphql.InputObjectConfig{
	Name: "TestInputObject",
	Fields: graphql.InputObjectConfigFieldMap{
		"a": &graphql.InputObjectFieldConfig{
			Type: graphql.String,
		},
		"b": &graphql.InputObjectFieldConfig{
			Type: graphql.NewList(graphql.String),
		},
		"c": &graphql.InputObjectFieldConfig{
			Type: graphql.NewNonNull(graphql.String),
		},
		"d": &graphql.InputObjectFieldConfig{
			Type: testComplexScalar,
		},
	},
})

var testNestedInputObject *graphql.InputObject = graphql.NewInputObject(graphql.InputObjectConfig{
	Name: "TestNestedInputObject",
	Fields: graphql.InputObjectConfigFieldMap{
		"na": &graphql.InputObjectFieldConfig{
			Type: graphql.NewNonNull(testInputObject),
		},
		"nb": &graphql.InputObjectFieldConfig{
			Type: graphql.NewNonNull(graphql.String),
func TestExecutesUsingAComplexSchema(t *testing.T) {

	johnSmith = &testAuthor{
		Id:   123,
		Name: "John Smith",
		Pic: func(width string, height string) *testPic {
			return getPic(123, width, height)
		},
		RecentArticle: article("1"),
	}

	blogImage := graphql.NewObject(graphql.ObjectConfig{
		Name: "Image",
		Fields: graphql.Fields{
			"url": &graphql.Field{
				Type: graphql.String,
			},
			"width": &graphql.Field{
				Type: graphql.Int,
			},
			"height": &graphql.Field{
				Type: graphql.Int,
			},
		},
	})
	blogAuthor := graphql.NewObject(graphql.ObjectConfig{
		Name: "Author",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type: graphql.String,
			},
			"name": &graphql.Field{
				Type: graphql.String,
			},
			"pic": &graphql.Field{
				Type: blogImage,
				Args: graphql.FieldConfigArgument{
					"width": &graphql.ArgumentConfig{
						Type: graphql.Int,
					},
					"height": &graphql.ArgumentConfig{
						Type: graphql.Int,
					},
				},
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if author, ok := p.Source.(*testAuthor); ok {
						width := fmt.Sprintf("%v", p.Args["width"])
						height := fmt.Sprintf("%v", p.Args["height"])
						return author.Pic(width, height), nil
					}
					return nil, nil
				},
			},
			"recentArticle": &graphql.Field{},
		},
	})
	blogArticle := graphql.NewObject(graphql.ObjectConfig{
		Name: "Article",
		Fields: graphql.Fields{
			"id": &graphql.Field{
				Type: graphql.NewNonNull(graphql.String),
			},
			"isPublished": &graphql.Field{
				Type: graphql.Boolean,
			},
			"author": &graphql.Field{
				Type: blogAuthor,
			},
			"title": &graphql.Field{
				Type: graphql.String,
			},
			"body": &graphql.Field{
				Type: graphql.String,
			},
			"keywords": &graphql.Field{
				Type: graphql.NewList(graphql.String),
			},
		},
	})

	blogAuthor.AddFieldConfig("recentArticle", &graphql.Field{
		Type: blogArticle,
	})

	blogQuery := graphql.NewObject(graphql.ObjectConfig{
		Name: "Query",
		Fields: graphql.Fields{
			"article": &graphql.Field{
				Type: blogArticle,
				Args: graphql.FieldConfigArgument{
					"id": &graphql.ArgumentConfig{
						Type: graphql.ID,
					},
				},
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					id := p.Args["id"]
					return article(id), nil
				},
			},
			"feed": &graphql.Field{
				Type: graphql.NewList(blogArticle),
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					return []*testArticle{
						article(1),
						article(2),
						article(3),
						article(4),
						article(5),
						article(6),
						article(7),
						article(8),
						article(9),
						article(10),
					}, nil
				},
			},
		},
	})

	blogSchema, err := graphql.NewSchema(graphql.SchemaConfig{
		Query: blogQuery,
	})
	if err != nil {
		t.Fatalf("Error in schema %v", err.Error())
	}

	request := `
      {
        feed {
          id,
          title
        },
        article(id: "1") {
          ...articleFields,
          author {
            id,
            name,
            pic(width: 640, height: 480) {
              url,
              width,
              height
            },
            recentArticle {
              ...articleFields,
              keywords
            }
          }
        }
      }

      fragment articleFields on Article {
        id,
        isPublished,
        title,
        body,
        hidden,
        notdefined
      }
	`

	expected := &graphql.Result{
		Data: map[string]interface{}{
			"article": map[string]interface{}{
				"title": "My Article 1",
				"body":  "This is a post",
				"author": map[string]interface{}{
					"id":   "123",
					"name": "John Smith",
					"pic": map[string]interface{}{
						"url":    "cdn://123",
						"width":  640,
						"height": 480,
					},
					"recentArticle": map[string]interface{}{
						"id":          "1",
						"isPublished": bool(true),
						"title":       "My Article 1",
						"body":        "This is a post",
						"keywords": []interface{}{
							"foo",
							"bar",
							"1",
							"true",
							nil,
						},
					},
				},
				"id":          "1",
				"isPublished": bool(true),
			},
			"feed": []interface{}{
				map[string]interface{}{
					"id":    "1",
					"title": "My Article 1",
				},
				map[string]interface{}{
					"id":    "2",
					"title": "My Article 2",
				},
				map[string]interface{}{
					"id":    "3",
					"title": "My Article 3",
				},
				map[string]interface{}{
					"id":    "4",
					"title": "My Article 4",
				},
				map[string]interface{}{
					"id":    "5",
					"title": "My Article 5",
				},
				map[string]interface{}{
					"id":    "6",
					"title": "My Article 6",
				},
				map[string]interface{}{
					"id":    "7",
					"title": "My Article 7",
				},
				map[string]interface{}{
					"id":    "8",
					"title": "My Article 8",
				},
				map[string]interface{}{
					"id":    "9",
					"title": "My Article 9",
				},
				map[string]interface{}{
					"id":    "10",
					"title": "My Article 10",
				},
			},
		},
	}

	// parse query
	ast := testutil.TestParse(t, request)

	// execute
	ep := graphql.ExecuteParams{
		Schema: blogSchema,
		AST:    ast,
	}
	result := testutil.TestExecute(t, ep)
	if len(result.Errors) > 0 {
		t.Fatalf("wrong result, unexpected errors: %v", result.Errors)
	}
	if !reflect.DeepEqual(expected, result) {
		t.Fatalf("Unexpected result, Diff: %v", testutil.Diff(expected, result))
	}
}
Пример #29
0
func init() {

	/**
	 * We get the node interface and field from the relay library.
	 *
	 * The first method is the way we resolve an ID to its object. The second is the
	 * way we resolve an object that implements node to its type.
	 */
	nodeDefinitions = relay.NewNodeDefinitions(relay.NodeDefinitionsConfig{
		IDFetcher: func(id string, info graphql.ResolveInfo, ctx context.Context) (interface{}, error) {
			// resolve id from global id
			resolvedID := relay.FromGlobalID(id)

			// based on id and its type, return the object
			switch resolvedID.Type {
			case "Faction":
				return GetFaction(resolvedID.ID), nil
			case "Ship":
				return GetShip(resolvedID.ID), nil
			default:
				return nil, errors.New("Unknown node type")
			}
		},
		TypeResolve: func(value interface{}, info graphql.ResolveInfo) *graphql.Object {
			// based on the type of the value, return GraphQLObjectType
			switch value.(type) {
			case *Faction:
				return factionType
			default:
				return shipType
			}
		},
	})

	/**
	 * We define our basic ship type.
	 *
	 * This implements the following type system shorthand:
	 *   type Ship : Node {
	 *     id: String!
	 *     name: String
	 *   }
	 */
	shipType = graphql.NewObject(graphql.ObjectConfig{
		Name:        "Ship",
		Description: "A ship in the Star Wars saga",
		Fields: graphql.Fields{
			"id": relay.GlobalIDField("Ship", nil),
			"name": &graphql.Field{
				Type:        graphql.String,
				Description: "The name of the ship.",
			},
		},
		Interfaces: []*graphql.Interface{
			nodeDefinitions.NodeInterface,
		},
	})

	/**
	 * We define a connection between a faction and its ships.
	 *
	 * connectionType implements the following type system shorthand:
	 *   type ShipConnection {
	 *     edges: [ShipEdge]
	 *     pageInfo: PageInfo!
	 *   }
	 *
	 * connectionType has an edges field - a list of edgeTypes that implement the
	 * following type system shorthand:
	 *   type ShipEdge {
	 *     cursor: String!
	 *     node: Ship
	 *   }
	 */
	shipConnectionDefinition := relay.ConnectionDefinitions(relay.ConnectionConfig{
		Name:     "Ship",
		NodeType: shipType,
	})

	/**
	 * We define our faction type, which implements the node interface.
	 *
	 * This implements the following type system shorthand:
	 *   type Faction : Node {
	 *     id: String!
	 *     name: String
	 *     ships: ShipConnection
	 *   }
	 */
	factionType = graphql.NewObject(graphql.ObjectConfig{
		Name:        "Faction",
		Description: "A faction in the Star Wars saga",
		Fields: graphql.Fields{
			"id": relay.GlobalIDField("Faction", nil),
			"name": &graphql.Field{
				Type:        graphql.String,
				Description: "The name of the faction.",
			},
			"ships": &graphql.Field{
				Type: shipConnectionDefinition.ConnectionType,
				Args: relay.ConnectionArgs,
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					// convert args map[string]interface into ConnectionArguments
					args := relay.NewConnectionArguments(p.Args)

					// get ship objects from current faction
					ships := []interface{}{}
					if faction, ok := p.Source.(*Faction); ok {
						for _, shipId := range faction.Ships {
							ships = append(ships, GetShip(shipId))
						}
					}
					// let relay library figure out the result, given
					// - the list of ships for this faction
					// - and the filter arguments (i.e. first, last, after, before)
					return relay.ConnectionFromArray(ships, args), nil
				},
			},
		},
		Interfaces: []*graphql.Interface{
			nodeDefinitions.NodeInterface,
		},
	})

	/**
	 * This is the type that will be the root of our query, and the
	 * entry point into our schema.
	 *
	 * This implements the following type system shorthand:
	 *   type Query {
	 *     rebels: Faction
	 *     empire: Faction
	 *     node(id: String!): Node
	 *   }
	 */
	queryType := graphql.NewObject(graphql.ObjectConfig{
		Name: "Query",
		Fields: graphql.Fields{
			"rebels": &graphql.Field{
				Type: factionType,
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					return GetRebels(), nil
				},
			},
			"empire": &graphql.Field{
				Type: factionType,
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					return GetEmpire(), nil
				},
			},
			"node": nodeDefinitions.NodeField,
		},
	})

	/**
	 * This will return a GraphQLField for our ship
	 * mutation.
	 *
	 * It creates these two types implicitly:
	 *   input IntroduceShipInput {
	 *     clientMutationID: string!
	 *     shipName: string!
	 *     factionId: ID!
	 *   }
	 *
	 *   input IntroduceShipPayload {
	 *     clientMutationID: string!
	 *     ship: Ship
	 *     faction: Faction
	 *   }
	 */
	shipMutation := relay.MutationWithClientMutationID(relay.MutationConfig{
		Name: "IntroduceShip",
		InputFields: graphql.InputObjectConfigFieldMap{
			"shipName": &graphql.InputObjectFieldConfig{
				Type: graphql.NewNonNull(graphql.String),
			},
			"factionId": &graphql.InputObjectFieldConfig{
				Type: graphql.NewNonNull(graphql.ID),
			},
		},
		OutputFields: graphql.Fields{
			"ship": &graphql.Field{
				Type: shipType,
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if payload, ok := p.Source.(map[string]interface{}); ok {
						return GetShip(payload["shipId"].(string)), nil
					}
					return nil, nil
				},
			},
			"faction": &graphql.Field{
				Type: factionType,
				Resolve: func(p graphql.ResolveParams) (interface{}, error) {
					if payload, ok := p.Source.(map[string]interface{}); ok {
						return GetFaction(payload["factionId"].(string)), nil
					}
					return nil, nil
				},
			},
		},
		MutateAndGetPayload: func(inputMap map[string]interface{}, info graphql.ResolveInfo, ctx context.Context) (map[string]interface{}, error) {
			// `inputMap` is a map with keys/fields as specified in `InputFields`
			// Note, that these fields were specified as non-nullables, so we can assume that it exists.
			shipName := inputMap["shipName"].(string)
			factionId := inputMap["factionId"].(string)

			// This mutation involves us creating (introducing) a new ship
			newShip := CreateShip(shipName, factionId)
			// return payload
			return map[string]interface{}{
				"shipId":    newShip.ID,
				"factionId": factionId,
			}, nil
		},
	})

	/**
	 * This is the type that will be the root of our mutations, and the
	 * entry point into performing writes in our schema.
	 *
	 * This implements the following type system shorthand:
	 *   type Mutation {
	 *     introduceShip(input IntroduceShipInput!): IntroduceShipPayload
	 *   }
	 */

	mutationType := graphql.NewObject(graphql.ObjectConfig{
		Name: "Mutation",
		Fields: graphql.Fields{
			"introduceShip": shipMutation,
		},
	})

	/**
	 * Finally, we construct our schema (whose starting query type is the query
	 * type we defined above) and export it.
	 */
	var err error
	Schema, err = graphql.NewSchema(graphql.SchemaConfig{
		Query:    queryType,
		Mutation: mutationType,
	})
	if err != nil {
		// panic if there is an error in schema
		panic(err)
	}
}
Пример #30
0
	Cursor ConnectionCursor `json:"cursor"`
}
type GraphQLConnectionDefinitions struct {
	EdgeType       *graphql.Object `json:"edgeType"`
	ConnectionType *graphql.Object `json:"connectionType"`
}

/*
The common page info type used by all connections.
*/
var pageInfoType = graphql.NewObject(graphql.ObjectConfig{
	Name:        "PageInfo",
	Description: "Information about pagination in a connection.",
	Fields: graphql.Fields{
		"hasNextPage": &graphql.Field{
			Type:        graphql.NewNonNull(graphql.Boolean),
			Description: "When paginating forwards, are there more items?",
		},
		"hasPreviousPage": &graphql.Field{
			Type:        graphql.NewNonNull(graphql.Boolean),
			Description: "When paginating backwards, are there more items?",
		},
		"startCursor": &graphql.Field{
			Type:        graphql.String,
			Description: "When paginating backwards, the cursor to continue.",
		},
		"endCursor": &graphql.Field{
			Type:        graphql.String,
			Description: "When paginating forwards, the cursor to continue.",
		},
		"offset": &graphql.Field{