forked from ymruan/pact-go
/
consumer_validator_test.go
195 lines (167 loc) · 6.6 KB
/
consumer_validator_test.go
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package pact
import (
"errors"
"fmt"
"github.com/SEEK-Jobs/pact-go/consumer"
"github.com/SEEK-Jobs/pact-go/io"
"github.com/SEEK-Jobs/pact-go/provider"
"net/http"
"net/http/httptest"
"net/url"
"testing"
)
func Test_Validator_IsInAStateToValidate(t *testing.T) {
v := newConsumerValidator(nil, nil, DefaultLogger)
if err := v.CanValidate(); err == nil || err != errNilProviderClient {
t.Errorf("expected %s", errNilProviderClient)
}
v.ProviderService(&http.Client{}, nil)
if err := v.CanValidate(); err == nil || err != errNilProviderURL {
t.Errorf("expected %s", errNilProviderURL)
}
}
func Test_Validator_ReturnsErrorWhenProvierStateIsMissing(t *testing.T) {
v := newConsumerValidator(nil, nil, DefaultLogger)
interaction, _ := consumer.NewInteraction("description", "state", provider.NewJSONRequest("Get", "/", "", nil), provider.NewJSONResponse(200, nil))
f := io.NewPactFile("consumer", "provider", []*consumer.Interaction{interaction})
expErrMsg := fmt.Sprintf(errNotFoundProviderStateMsg, interaction.State)
v.ProviderService(&http.Client{}, &url.URL{})
if _, err := v.Validate(f, nil); err == nil {
t.Errorf("expected %s", expErrMsg)
} else if err.Error() != expErrMsg {
t.Errorf("expected %s, got %s", expErrMsg, err)
}
}
func Test_Validator_ReturnsErrorWhenRequestCreationFails(t *testing.T) {
v := newConsumerValidator(nil, nil, DefaultLogger)
interaction, _ := consumer.NewInteraction("description", "state", provider.NewJSONRequest("Get", "/", "", nil), provider.NewJSONResponse(200, nil))
f := io.NewPactFile("consumer", "provider", []*consumer.Interaction{interaction})
sa := &stateAction{setup: nil, teardown: nil}
v.ProviderService(&http.Client{}, &url.URL{})
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected error whilst creating the request")
}
}
func Test_Validator_ReturnsErrorWhenRequestFails(t *testing.T) {
v := newConsumerValidator(nil, nil, DefaultLogger)
interaction, _ := consumer.NewInteraction("description", "state", provider.NewJSONRequest("Get", "/", "", nil), provider.NewJSONResponse(200, nil))
f := io.NewPactFile("consumer", "provider", []*consumer.Interaction{interaction})
sa := &stateAction{setup: nil, teardown: nil}
u, _ := url.Parse("http://localhost:54322")
v.ProviderService(&http.Client{}, u)
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected error whilst making request")
}
}
func Test_Validator_ReturnsErrorFromResponseMatcher(t *testing.T) {
v := newConsumerValidator(nil, nil, DefaultLogger)
r := provider.NewJSONResponse(200, nil)
r.SetBody(`{"name":"John Doe"}`)
interaction, _ := consumer.NewInteraction("description", "state", provider.NewJSONRequest("Get", "/", "", nil), r)
f := io.NewPactFile("consumer", "provider", []*consumer.Interaction{interaction})
sa := &stateAction{setup: nil, teardown: nil}
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(interaction.Response.Status)
w.Write([]byte("bad json"))
}))
defer s.Close()
u, _ := url.Parse(s.URL)
v.ProviderService(&http.Client{}, u)
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected error from response matcher")
}
}
func Test_Validator_ExecutesSetupsAndTeardowns(t *testing.T) {
i := 1
v := newConsumerValidator(func() error {
if i != 1 {
t.Errorf("Expected this action to be called at %v position but is at %d", 1, i)
} else {
i++
}
return nil
}, func() error {
if i != 4 {
t.Errorf("Expected this action to be called at %d position but is at %d", 4, i)
}
return nil
}, DefaultLogger)
sa := &stateAction{setup: func() error {
if i != 2 {
t.Errorf("Expected this action to be called at %d position but is at %d", 2, i)
} else {
i++
}
return nil
}, teardown: func() error {
if i != 3 {
t.Errorf("Expected this action to be called at %d position but is at %d", 3, i)
} else {
i++
}
return nil
}}
interaction, _ := consumer.NewInteraction("description", "state", provider.NewJSONRequest("Get", "/", "", nil), provider.NewJSONResponse(200, nil))
f := io.NewPactFile("consumer", "provider", []*consumer.Interaction{interaction})
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(interaction.Response.Status)
}))
defer s.Close()
u, _ := url.Parse(s.URL)
v.ProviderService(&http.Client{}, u)
if res, err := v.Validate(f, map[string]*stateAction{"state": sa}); err != nil {
t.Error(err)
} else if !res {
t.Error("Validation Failed")
} else if i != 4 {
t.Error("Setup and teardown actions were not called correctly")
}
}
func Test_Validator_ThrowsErrorFromSetupsAndTeardowns(t *testing.T) {
testErr := errors.New("action error")
fn := func() error {
return testErr
}
sa := &stateAction{setup: nil, teardown: nil}
interaction, _ := consumer.NewInteraction("description", "state", provider.NewJSONRequest("Get", "/", "", nil), provider.NewJSONResponse(200, nil))
f := io.NewPactFile("consumer", "provider", []*consumer.Interaction{interaction})
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(interaction.Response.Status)
}))
defer s.Close()
u, _ := url.Parse(s.URL)
//test setup action for every interaction
v := newConsumerValidator(fn, nil, DefaultLogger)
v.ProviderService(&http.Client{}, u)
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected %s", testErr)
} else if err != testErr {
t.Errorf("expected %s, got %s", testErr, err)
}
//test teardown action for every interaction
v = newConsumerValidator(nil, fn, DefaultLogger)
v.ProviderService(&http.Client{}, u)
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected %s", testErr)
} else if err != testErr {
t.Errorf("expected %s, got %s", testErr, err)
}
//test setup action for specific interaction
sa = &stateAction{setup: fn, teardown: nil}
v = newConsumerValidator(nil, fn, DefaultLogger)
v.ProviderService(&http.Client{}, u)
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected %s", testErr)
} else if err != testErr {
t.Errorf("expected %s, got %s", testErr, err)
}
//test teardown action for every interaction
sa = &stateAction{setup: nil, teardown: fn}
v = newConsumerValidator(nil, fn, DefaultLogger)
v.ProviderService(&http.Client{}, u)
if _, err := v.Validate(f, map[string]*stateAction{"state": sa}); err == nil {
t.Errorf("expected %s", testErr)
} else if err != testErr {
t.Errorf("expected %s, got %s", testErr, err)
}
}