コード例 #1
0
// TestAddRemoveGraph tests if we can add/remove relationship quads to/from cayley.
func TestAddRemoveGraph(t *testing.T) {
	db, store, items := setupGraph(t)
	defer tests.DisplayLog()

	t.Log("Given the need to add/remove relationship quads from the Cayley graph.")
	{
		t.Log("\tWhen starting from an empty graph")
		{

			//----------------------------------------------------------------------
			// Infer and add the relationships to the graph.

			if err := wire.AddToGraph(tests.Context, db, store, items[0]); err != nil {
				t.Fatalf("\t%s\tShould be able to add relationships to the graph : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to add relationships to the graph.", tests.Success)

			//----------------------------------------------------------------------
			// Get the relationship quads from the graph.

			p := cayley.StartPath(store, quad.String("WTEST_80aa936a-f618-4234-a7be-df59a14cf8de")).Out(quad.String("WTEST_flagged"))
			it, _ := p.BuildIterator().Optimize()
			defer it.Close()

			var count int
			for it.Next() {
				count++
				token := it.Result()
				value := store.NameOf(token)
				if quad.NativeOf(value) != "WTEST_d1dfa366-d2f7-4a4a-a64f-af89d4c97d82" {
					t.Fatalf("\t%s\tShould be able to get the relationships from the graph", tests.Failed)
				}
			}
			if err := it.Err(); err != nil {
				t.Fatalf("\t%s\tShould be able to get the relationships from the graph : %s", tests.Failed, err)
			}
			it.Close()

			p = cayley.StartPath(store, quad.String("WTEST_d1dfa366-d2f7-4a4a-a64f-af89d4c97d82")).Out(quad.String("WTEST_on"))
			it, _ = p.BuildIterator().Optimize()
			defer it.Close()
			for it.Next() {
				count++
				token := it.Result()
				value := store.NameOf(token)
				if quad.NativeOf(value) != "WTEST_c1b2bbfe-af9f-4903-8777-bd47c4d5b20a" {
					t.Fatalf("\t%s\tShould be able to get the relationships from the graph", tests.Failed)
				}
			}
			if err := it.Err(); err != nil {
				t.Fatalf("\t%s\tShould be able to get the relationships from the graph : %s", tests.Failed, err)
			}
			it.Close()

			if count != 2 {
				t.Fatalf("\t%s\tShould be able to get relationships from the graph", tests.Failed)
			}
			t.Logf("\t%s\tShould be able to get relationships from the graph.", tests.Success)

			//----------------------------------------------------------------------
			// Try to infer and add the relationships again.

			if err := wire.AddToGraph(tests.Context, db, store, items[0]); err != nil {
				t.Fatalf("\t%s\tShould be able to add an item again and maintain relationships : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to add an item again and maintain relationships.", tests.Success)

			//----------------------------------------------------------------------
			// Remove the relationships from the graph.

			if err := wire.RemoveFromGraph(tests.Context, db, store, items[0]); err != nil {
				t.Fatalf("\t%s\tShould be able to remove relationships from the graph : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to remove relationships from the graph.", tests.Success)

			//----------------------------------------------------------------------
			// Try to get the relationships.

			count = 0
			p = cayley.StartPath(store, quad.String("WTEST_80aa936a-f618-4234-a7be-df59a14cf8de")).Out(quad.String("WTEST_authored"))
			it, _ = p.BuildIterator().Optimize()
			defer it.Close()
			for it.Next() {
				count++
			}
			if err := it.Err(); err != nil {
				t.Fatalf("\t%s\tShould be able to verify the empty graph : %s", tests.Failed, err)
			}
			it.Close()

			p = cayley.StartPath(store, quad.String("WTEST_d1dfa366-d2f7-4a4a-a64f-af89d4c97d82")).Out(quad.String("WTEST_on"))
			it, _ = p.BuildIterator().Optimize()
			defer it.Close()
			for it.Next() {
				count++
			}
			if err := it.Err(); err != nil {
				t.Fatalf("\t%s\tShould be able to verify the empty graph : %s", tests.Failed, err)
			}
			it.Close()

			if count != 0 {
				t.Fatalf("\t%s\tShould be able to verify the empty graph", tests.Failed)
			}
			t.Logf("\t%s\tShould be able to verify the empty graph.", tests.Success)
		}
	}
}
コード例 #2
0
ファイル: sponge.go プロジェクト: coralproject/xenia
// Import imports an item into the items collections and into the graph database.
func Import(context interface{}, db *db.DB, graph *cayley.Handle, itm *item.Item) error {
	log.Dev(context, "Import", "Started : ID[%s]", itm.ID)

	// If the item exists and is different than the provided item,
	// we need to remove existing relationships.
	if itm.ID != "" {

		// Get the item if it exists.
		itmOrig, err := item.GetByID(context, db, itm.ID)
		if err != nil {
			if err != item.ErrNotFound {
				log.Error(context, "Import", err, "Completed")
				return err
			}
		}

		// If the item exits, we need to determine if the item is the
		// same as the original.  If not, we need to update the
		// relationships.
		if itmOrig.ID != "" {

			// If the item is identical, we don't have to do anything.
			if reflect.DeepEqual(itmOrig, itm) {
				log.Dev(context, "Import", "Completed")
				return nil
			}

			// If the item is not identical, remove the stale relationships by
			// preparing an item map.
			itmMap := map[string]interface{}{
				"item_id": itmOrig.ID,
				"type":    itmOrig.Type,
				"version": itmOrig.Version,
				"data":    itmOrig.Data,
			}

			// Remove the corresponding relationships from the graph.
			if err := wire.RemoveFromGraph(context, db, graph, itmMap); err != nil {
				log.Error(context, "Import", err, "Completed")
				return err
			}
		}
	}

	// Add the item to the items collection.
	if err := item.Upsert(context, db, itm); err != nil {
		log.Error(context, "Import", err, "Completed")
		return err
	}

	// Prepare the generic item data map.
	itmMap := map[string]interface{}{
		"item_id": itm.ID,
		"type":    itm.Type,
		"version": itm.Version,
		"data":    itm.Data,
	}

	// Infer relationships and add them to the graph.
	if err := wire.AddToGraph(context, db, graph, itmMap); err != nil {
		log.Error(context, "Import", err, "Completed")
		return err
	}

	log.Dev(context, "Import", "Completed")
	return nil
}
コード例 #3
0
// TestAddToGraphFail tests if we can handle errors related to invalid inferred relationships.
func TestAddToGraphFail(t *testing.T) {
	db, store, _ := setupGraph(t)
	defer tests.DisplayLog()

	t.Log("Given the need to add/remove relationship quads from the Cayley graph.")
	{
		t.Log("\tWhen starting from an empty graph")
		{

			//----------------------------------------------------------------------
			// Infer invalid relationships and handle error.

			itMap := map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    "WTEST_comment",
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid inferred relationships : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid inferred relationships.", tests.Success)

			//----------------------------------------------------------------------
			// Infer invalid item type and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    "",
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item type : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item type.", tests.Success)

			//----------------------------------------------------------------------
			// Infer invalid item type and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    5,
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item type : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item type.", tests.Success)

			//----------------------------------------------------------------------
			// Infer missing item type and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch missing item type : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch missing item type.", tests.Success)

			//----------------------------------------------------------------------
			// Infer invalid item ID and handle error.

			itMap = map[string]interface{}{
				"item_id": "",
				"type":    "WTEST_comment",
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item ID : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item ID.", tests.Success)

			//----------------------------------------------------------------------
			// Infer invalid item ID and handle error.

			itMap = map[string]interface{}{
				"item_id": 5,
				"type":    "WTEST_comment",
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item ID : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item ID.", tests.Success)

			//----------------------------------------------------------------------
			// Infer missing item ID and handle error.

			itMap = map[string]interface{}{
				"type":    "WTEST_comment",
				"version": 2,
				"data": map[string]interface{}{
					"author": "",
					"parent": "",
					"asset":  "",
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch missing item ID : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch missing item ID.", tests.Success)

			//----------------------------------------------------------------------
			// Infer invalid item data and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    "WTEST_comment",
				"version": 2,
				"data":    2,
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item data : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item data.", tests.Success)

			//----------------------------------------------------------------------
			// Infer invalid item data and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    "WTEST_comment",
				"version": 2,
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item data : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item data.", tests.Success)

			//----------------------------------------------------------------------
			// Infer missing item data and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    "WTEST_comment",
				"version": 2,
				"data": map[int]interface{}{
					1: 2,
					3: 4,
				},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item data : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item data.", tests.Success)

			//----------------------------------------------------------------------
			// Infer missing item data and handle error.

			itMap = map[string]interface{}{
				"item_id": "21292354-2a79-4705-9122-42724da5e68c",
				"type":    "WTEST_comment",
				"version": 2,
				"data":    map[string]interface{}{},
			}

			if err := wire.AddToGraph(tests.Context, db, store, itMap); err == nil {
				t.Fatalf("\t%s\tShould be able to catch invalid item data : %s", tests.Failed, err)
			}
			t.Logf("\t%s\tShould be able to catch invalid item data.", tests.Success)

		}
	}
}