test(postgres): finished tests for user and fixed bugs

Signed-off-by: soxx <soxx@fenpa.ws>

internal/postgres/user.go

@@ -2,6 +2,7 @@ package postgres
 
 import (
 	"context"
+	"fmt"
 	"git.dragse.it/anthrove/otter-space-sdk/pkg/models"
 	"git.dragse.it/anthrove/otter-space-sdk/pkg/models/graphModels"
 	"git.dragse.it/anthrove/otter-space-sdk/pkg/models/pgModels"
@@ -11,6 +12,10 @@ import (
 
 func CreateUser(ctx context.Context, db *gorm.DB, anthroveUserID models.AnthroveUserID) error {
 
+	if anthroveUserID == "" {
+		return fmt.Errorf("anthroveUserID cannot be empty")
+	}
+
 	user := pgModels.User{
 		BaseModel: pgModels.BaseModel{
 			ID: string(anthroveUserID),
@@ -29,6 +34,11 @@ func CreateUser(ctx context.Context, db *gorm.DB, anthroveUserID models.Anthrove
 }
 
 func CreateUserNodeWithSourceRelation(ctx context.Context, db *gorm.DB, anthroveUserID models.AnthroveUserID, sourceDomain string, userID string, username string) error {
+
+	if anthroveUserID == "" || username == "" || userID == "" {
+		return fmt.Errorf("anthroveUserID cannot be empty")
+	}
+
 	user := pgModels.User{
 		BaseModel: pgModels.BaseModel{
 			ID: string(anthroveUserID),
@@ -81,6 +91,10 @@ func CreateUserNodeWithSourceRelation(ctx context.Context, db *gorm.DB, anthrove
 }
 
 func GetUserFavoritesCount(ctx context.Context, db *gorm.DB, anthroveUserID models.AnthroveUserID) (int64, error) {
+	if anthroveUserID == "" {
+		return 0, fmt.Errorf("anthroveUserID cannot be empty")
+	}
+
 	var count int64
 	err := db.WithContext(ctx).Model(&pgModels.UserFavorite{}).Where("user_id = ?", string(anthroveUserID)).Count(&count).Error
 	if err != nil {
@@ -139,10 +153,14 @@ func GetUserSourceLink(ctx context.Context, db *gorm.DB, anthroveUserID models.A
 }
 
 func GetSpecifiedUserSourceLink(ctx context.Context, db *gorm.DB, anthroveUserID models.AnthroveUserID, sourceDisplayName string) (map[string]graphModels.AnthroveUserRelationship, error) {
+	if anthroveUserID == "" || sourceDisplayName == "" {
+		return nil, fmt.Errorf("anthroveUserID or sourceDisplayName is empty")
+	}
+
 	var userSources []pgModels.UserSource
 	userSourceMap := make(map[string]graphModels.AnthroveUserRelationship)
 
-	err := db.WithContext(ctx).Model(&pgModels.UserSource{}).Joins("Source").Where("user_id = ? AND display_name = ?", string(anthroveUserID), sourceDisplayName).Find(&userSources).Error
+	err := db.WithContext(ctx).Model(&pgModels.UserSource{}).InnerJoins("Source", db.Where("display_name = ?", sourceDisplayName)).Where("user_id = ?", string(anthroveUserID)).First(&userSources).Error
 	if err != nil {
 		log.WithFields(log.Fields{
 			"anthrove_user_id":    anthroveUserID,
@@ -181,6 +199,11 @@ func GetSpecifiedUserSourceLink(ctx context.Context, db *gorm.DB, anthroveUserID
 }
 
 func GetAnthroveUser(ctx context.Context, db *gorm.DB, anthroveUserID models.AnthroveUserID) (*graphModels.AnthroveUser, error) {
+
+	if anthroveUserID == "" {
+		return nil, fmt.Errorf("anthroveUserID cannot be empty")
+	}
+
 	var user pgModels.User
 	var userSources []pgModels.UserSource
 	anthroveUser := &graphModels.AnthroveUser{
@@ -302,10 +325,13 @@ func GetUserTagNodeWitRelationToFavedPosts(ctx context.Context, db *gorm.DB, ant
 		return nil, err
 	}
 
-	tagFrequency := make(map[string]int)
+	tagFrequency := make(map[struct {
+		name     string
+		typeName string
+	}]int)
 	for _, userFavorite := range userFavorites {
-		var postTags []pgModels.Tag
-		err = db.WithContext(ctx).Model(&pgModels.Post{}).Where("id = ?", userFavorite.PostID).Association("Tags").Find(&postTags)
+		var post pgModels.Post
+		err = db.WithContext(ctx).Preload("Tags").First(&post, "id = ?", userFavorite.PostID).Error
 		if err != nil {
 			log.WithFields(log.Fields{
 				"post_id": userFavorite.PostID,
@@ -313,17 +339,21 @@ func GetUserTagNodeWitRelationToFavedPosts(ctx context.Context, db *gorm.DB, ant
 			return nil, err
 		}
 
-		for _, tag := range postTags {
-			tagFrequency[tag.Name]++
+		for _, tag := range post.Tags {
+			tagFrequency[struct {
+				name     string
+				typeName string
+			}{name: tag.Name, typeName: string(tag.Type)}]++
 		}
 	}
 
 	var tagsWithFrequency []graphModels.TagsWithFrequency
-	for tagName, frequency := range tagFrequency {
+	for data, frequency := range tagFrequency {
 		tagsWithFrequency = append(tagsWithFrequency, graphModels.TagsWithFrequency{
 			Frequency: int64(frequency),
 			Tags: graphModels.AnthroveTag{
-				Name: tagName,
+				Name: data.name,
+				Type: data.typeName,
 			},
 		})
 	}

internal/postgres/user_test.go

@@ -0,0 +1,915 @@
+package postgres
+
+import (
+	"context"
+	"fmt"
+	"git.dragse.it/anthrove/otter-space-sdk/pkg/models"
+	"git.dragse.it/anthrove/otter-space-sdk/pkg/models/graphModels"
+	"git.dragse.it/anthrove/otter-space-sdk/pkg/models/pgModels"
+	"git.dragse.it/anthrove/otter-space-sdk/test"
+	"gorm.io/gorm"
+	"reflect"
+	"testing"
+)
+
+func TestCreateUser(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid AnthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+			},
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid AnthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "",
+			},
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := CreateUser(tt.args.ctx, tt.args.db, tt.args.anthroveUserID); (err != nil) != tt.wantErr {
+				t.Errorf("CreateUser() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func TestCreateUserNodeWithSourceRelation(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	source := &pgModels.Source{
+		DisplayName: "e621",
+		Domain:      "e621.net",
+		Icon:        "icon.e621.net",
+	}
+	err = CreateSourceNode(ctx, gormDB, source)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+		sourceDomain   string
+		userID         string
+		username       string
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid anthroveUserID, sourceDomain, userID, username",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				sourceDomain:   "e621.net",
+				userID:         "e1",
+				username:       "marius",
+			},
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid anthroveUserID, valid sourceDomain, userID, username",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "2",
+				sourceDomain:   "e621.net",
+				userID:         "e1",
+				username:       "marius",
+			},
+			wantErr: true,
+		},
+		{
+			name: "Test 3: Empty anthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "",
+				sourceDomain:   "e621.net",
+				userID:         "e1",
+				username:       "marius",
+			},
+			wantErr: true,
+		},
+		{
+			name: "Test 4: invalid sourceDomain",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				sourceDomain:   "fa.net",
+				userID:         "e1",
+				username:       "marius",
+			},
+			wantErr: true,
+		},
+		{
+			name: "Test 5: no userID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				sourceDomain:   "e621.net",
+				userID:         "",
+				username:       "marius",
+			},
+			wantErr: true,
+		},
+		{
+			name: "Test 6: no username",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				sourceDomain:   "e621.net",
+				userID:         "aa",
+				username:       "",
+			},
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := CreateUserNodeWithSourceRelation(tt.args.ctx, tt.args.db, tt.args.anthroveUserID, tt.args.sourceDomain, tt.args.userID, tt.args.username); (err != nil) != tt.wantErr {
+				t.Errorf("CreateUserNodeWithSourceRelation() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func TestGetAllAnthroveUserIDs(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	users := []models.AnthroveUserID{"1", "2", "3"}
+
+	for _, user := range users {
+		err = CreateUser(ctx, gormDB, user)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	// Test
+	type args struct {
+		ctx context.Context
+		db  *gorm.DB
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    []models.AnthroveUserID
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Get Data",
+			args: args{
+				ctx: ctx,
+				db:  gormDB,
+			},
+			want:    users,
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetAllAnthroveUserIDs(tt.args.ctx, tt.args.db)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetAllAnthroveUserIDs() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetAllAnthroveUserIDs() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestGetAnthroveUser(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	user := graphModels.AnthroveUser{
+		UserID: "1",
+	}
+	err = CreateUser(ctx, gormDB, user.UserID)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    *graphModels.AnthroveUser
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid AnthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+			},
+			want:    &user,
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid AnthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "2",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+		{
+			name: "Test 3: No AnthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetAnthroveUser(tt.args.ctx, tt.args.db, tt.args.anthroveUserID)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetAnthroveUser() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetAnthroveUser() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestGetSpecifiedUserSourceLink(t *testing.T) {
+	// Setup trow away container
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+	source := &pgModels.Source{
+		DisplayName: "e621",
+		Domain:      "e621.net",
+	}
+	err = CreateSourceNode(ctx, gormDB, source)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResult := make(map[string]graphModels.AnthroveUserRelationship)
+	expectedResult["e621"] = graphModels.AnthroveUserRelationship{
+		UserID:   "e1",
+		Username: "euser",
+		Source: graphModels.AnthroveSource{
+			DisplayName: source.DisplayName,
+			Domain:      source.Domain,
+		},
+	}
+
+	err = CreateUserNodeWithSourceRelation(ctx, gormDB, "1", source.Domain, expectedResult["e621"].UserID, expectedResult["e621"].Username)
+	if err != nil {
+		t.Fatal(err)
+	}
+	// Test
+
+	type args struct {
+		ctx               context.Context
+		db                *gorm.DB
+		anthroveUserID    models.AnthroveUserID
+		sourceDisplayName string
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    map[string]graphModels.AnthroveUserRelationship
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid AnthroveUserID and SourceDisplayName",
+			args: args{
+				ctx:               ctx,
+				db:                gormDB,
+				anthroveUserID:    "1",
+				sourceDisplayName: "e621",
+			},
+			want:    expectedResult,
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid AnthroveUserID and valid SourceDisplayName",
+			args: args{
+				ctx:               ctx,
+				db:                gormDB,
+				anthroveUserID:    "22",
+				sourceDisplayName: "e621",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+		{
+			name: "Test 3: Valid AnthroveUserID and invalid SourceDisplayName",
+			args: args{
+				ctx:               ctx,
+				db:                gormDB,
+				anthroveUserID:    "1",
+				sourceDisplayName: "fa",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+		{
+			name: "Test 4: No AnthroveUserID and Valid SourceDisplayName",
+			args: args{
+				ctx:               ctx,
+				db:                gormDB,
+				anthroveUserID:    "",
+				sourceDisplayName: "e621",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+		{
+			name: "Test 5: Valid AnthroveUserID and No SourceDisplayName",
+			args: args{
+				ctx:               ctx,
+				db:                gormDB,
+				anthroveUserID:    "1",
+				sourceDisplayName: "",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+		{
+			name: "Test 6: No AnthroveUserID and No SourceDisplayName",
+			args: args{
+				ctx:               ctx,
+				db:                gormDB,
+				anthroveUserID:    "",
+				sourceDisplayName: "",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetSpecifiedUserSourceLink(tt.args.ctx, tt.args.db, tt.args.anthroveUserID, tt.args.sourceDisplayName)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetSpecifiedUserSourceLink() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetSpecifiedUserSourceLink() got = %v, expectedResult %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestGetUserFavoriteNodeWithPagination(t *testing.T) {
+	// Setup trow away containert
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	expectedResultPostsGraph := []graphModels.FavoritePost{
+		{
+			AnthrovePost: graphModels.AnthrovePost{
+				PostID: models.AnthrovePostID(fmt.Sprintf("%-25s", "Post1")),
+				Rating: "safe",
+			},
+				},
+		{
+			AnthrovePost: graphModels.AnthrovePost{
+				PostID: models.AnthrovePostID(fmt.Sprintf("%-25s", "Post2")),
+				Rating: "safe",
+			},
+				},
+		{
+			AnthrovePost: graphModels.AnthrovePost{
+				PostID: models.AnthrovePostID(fmt.Sprintf("%-25s", "Post3")),
+				Rating: "explicit",
+			},
+				},
+		{
+			AnthrovePost: graphModels.AnthrovePost{
+				PostID: models.AnthrovePostID(fmt.Sprintf("%-25s", "Post4")),
+				Rating: "explicit",
+			},
+				},
+		{
+			AnthrovePost: graphModels.AnthrovePost{
+				PostID: models.AnthrovePostID(fmt.Sprintf("%-25s", "Post5")),
+				Rating: "questionable",
+			},
+				},
+		{
+			AnthrovePost: graphModels.AnthrovePost{
+				PostID: models.AnthrovePostID(fmt.Sprintf("%-25s", "Post6")),
+				Rating: "safe",
+			},
+				},
+	}
+	expectedResult := &graphModels.FavoriteList{
+		Posts: expectedResultPostsGraph,
+	}
+	expectedResult2 := &graphModels.FavoriteList{
+		Posts: expectedResultPostsGraph[2:],
+	}
+	expectedResult3 := &graphModels.FavoriteList{
+		Posts: expectedResultPostsGraph[:3],
+	}
+
+	err = CreateUser(ctx, gormDB, "1")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResultPostsPg := []pgModels.Post{
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post1"},
+			Rating:    "safe",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post2"},
+			Rating:    "safe",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post3"},
+			Rating:    "explicit",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post4"},
+			Rating:    "explicit",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post5"},
+			Rating:    "questionable",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post6"},
+			Rating:    "safe",
+				},
+	}
+
+	for _, expectedResultPost := range expectedResultPostsPg {
+		err = CreateAnthrovePostNode(ctx, gormDB, models.AnthrovePostID(expectedResultPost.ID), expectedResultPost.Rating)
+		if err != nil {
+			t.Fatal(err)
+		}
+		err = EstablishUserToPostLink(ctx, gormDB, "1", models.AnthrovePostID(expectedResultPost.ID))
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+		skip           int
+		limit          int
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    *graphModels.FavoriteList
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid AnthroveUserID",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				skip:           0,
+				limit:          2000,
+			},
+			want:    expectedResult,
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Skip first two",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				skip:           2,
+				limit:          2000,
+			},
+			want:    expectedResult2,
+			wantErr: false,
+		},
+		{
+			name: "Test 3: Limit of 3",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+				skip:           0,
+				limit:          3,
+			},
+			want:    expectedResult3,
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetUserFavoriteNodeWithPagination(tt.args.ctx, tt.args.db, tt.args.anthroveUserID, tt.args.skip, tt.args.limit)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetUserFavoriteNodeWithPagination() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetUserFavoriteNodeWithPagination() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestGetUserFavoritesCount(t *testing.T) {
+	// Setup trow away containert
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	err = CreateUser(ctx, gormDB, "1")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResultPostsPg := []pgModels.Post{
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post1"},
+			Rating:    "safe",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post2"},
+			Rating:    "safe",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post3"},
+			Rating:    "explicit",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post4"},
+			Rating:    "explicit",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post5"},
+			Rating:    "questionable",
+				},
+		{
+			BaseModel: pgModels.BaseModel{ID: "Post6"},
+			Rating:    "safe",
+				},
+	}
+
+	for _, expectedResultPost := range expectedResultPostsPg {
+		err = CreateAnthrovePostNode(ctx, gormDB, models.AnthrovePostID(expectedResultPost.ID), expectedResultPost.Rating)
+		if err != nil {
+			t.Fatal(err)
+		}
+		err = EstablishUserToPostLink(ctx, gormDB, "1", models.AnthrovePostID(expectedResultPost.ID))
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    int64
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Valid anthroveUserID and 6 favorite posts",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+			},
+			want:    6,
+			wantErr: false,
+		},
+		{
+			name: "Test 2: Invalid anthroveUserID and 6 favorite posts",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "2",
+			},
+			want:    0,
+			wantErr: false,
+		},
+		{
+			name: "Test 3: no anthroveUserID and 6 favorite posts",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "",
+			},
+			want:    0,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetUserFavoritesCount(tt.args.ctx, tt.args.db, tt.args.anthroveUserID)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetUserFavoritesCount() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if got != tt.want {
+				t.Errorf("GetUserFavoritesCount() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestGetUserSourceLink(t *testing.T) {
+	// Setup trow away containert
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+
+	esource := &pgModels.Source{
+		DisplayName: "e621",
+		Domain:      "e621.net",
+	}
+	err = CreateSourceNode(ctx, gormDB, esource)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	fasource := &pgModels.Source{
+		DisplayName: "fa",
+		Domain:      "fa.net",
+	}
+	err = CreateSourceNode(ctx, gormDB, fasource)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResult := make(map[string]graphModels.AnthroveUserRelationship)
+	expectedResult["e621"] = graphModels.AnthroveUserRelationship{
+		UserID:   "e1",
+		Username: "euser",
+		Source: graphModels.AnthroveSource{
+			DisplayName: esource.DisplayName,
+			Domain:      esource.Domain,
+		},
+	}
+	expectedResult["fa"] = graphModels.AnthroveUserRelationship{
+		UserID:   "fa1",
+		Username: "fauser",
+		Source: graphModels.AnthroveSource{
+			DisplayName: fasource.DisplayName,
+			Domain:      fasource.Domain,
+		},
+	}
+
+	err = CreateUserNodeWithSourceRelation(ctx, gormDB, "1", esource.Domain, expectedResult["e621"].UserID, expectedResult["e621"].Username)
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = CreateUserNodeWithSourceRelation(ctx, gormDB, "1", fasource.Domain, expectedResult["fa"].UserID, expectedResult["fa"].Username)
+	if err != nil {
+		t.Fatal(err)
+	}
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    map[string]graphModels.AnthroveUserRelationship
+		wantErr bool
+	}{
+		{
+			name: "Test 1: Get Data",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+			},
+			want:    expectedResult,
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetUserSourceLink(tt.args.ctx, tt.args.db, tt.args.anthroveUserID)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetUserSourceLink() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetUserSourceLink() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestGetUserTagNodeWitRelationToFavedPosts(t *testing.T) {
+	// Setup trow away containert
+	ctx := context.Background()
+	container, gormDB, err := test.StartPostgresContainer(ctx)
+	if err != nil {
+		t.Fatalf("Could not start PostgreSQL container: %v", err)
+	}
+	defer container.Terminate(ctx)
+
+	// Setup Test
+	err = CreateUser(ctx, gormDB, "1")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	posts := []pgModels.Post{
+		{BaseModel: pgModels.BaseModel{ID: fmt.Sprintf("%-25s", "Post1")}, Rating: "safe"},
+		{BaseModel: pgModels.BaseModel{ID: fmt.Sprintf("%-25s", "Post2")}, Rating: "safe"},
+		{BaseModel: pgModels.BaseModel{ID: fmt.Sprintf("%-25s", "Post3")}, Rating: "explicit"},
+	}
+
+	for _, post := range posts {
+		err = CreateAnthrovePostNode(ctx, gormDB, models.AnthrovePostID(post.ID), post.Rating)
+		if err != nil {
+			t.Fatal(err)
+		}
+		err = EstablishUserToPostLink(ctx, gormDB, "1", models.AnthrovePostID(post.ID))
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	tags := []pgModels.Tag{
+		{Name: "JayTheFerret", Type: "artist"},
+		{Name: "Ferret", Type: "species"},
+		{Name: "Jay", Type: "character"},
+	}
+
+	for i, tag := range tags {
+		err = CreateTagNodeWitRelation(ctx, gormDB, models.AnthrovePostID(posts[i].ID), &tag)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	expectedResult := []graphModels.TagsWithFrequency{
+		{
+			Frequency: 1,
+			Tags: graphModels.AnthroveTag{
+				Name: tags[0].Name,
+				Type: string(tags[0].Type),
+			},
+		},
+		{
+			Frequency: 1,
+			Tags: graphModels.AnthroveTag{
+				Name: tags[1].Name,
+				Type: string(tags[1].Type),
+			},
+		},
+		{
+			Frequency: 1,
+			Tags: graphModels.AnthroveTag{
+				Name: tags[2].Name,
+				Type: string(tags[2].Type),
+			},
+		},
+	}
+
+	// Test
+	type args struct {
+		ctx            context.Context
+		db             *gorm.DB
+		anthroveUserID models.AnthroveUserID
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    []graphModels.TagsWithFrequency
+		wantErr bool
+	}{
+		{
+			name: "",
+			args: args{
+				ctx:            ctx,
+				db:             gormDB,
+				anthroveUserID: "1",
+			},
+			want:    expectedResult,
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetUserTagNodeWitRelationToFavedPosts(tt.args.ctx, tt.args.db, tt.args.anthroveUserID)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetUserTagNodeWitRelationToFavedPosts() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GetUserTagNodeWitRelationToFavedPosts() got = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

pkg/database/migrations/001_inital_database.sql

@@ -17,7 +17,7 @@ CREATE TYPE TagType AS ENUM (
 
 CREATE TABLE "Post"
 (
-    id         CHAR(25) UNIQUE PRIMARY KEY,
+    id CHAR(25) PRIMARY KEY,
     rating     Rating,
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
@@ -26,7 +26,7 @@ CREATE TABLE "Post"
 
 CREATE TABLE "Source"
 (
-    id           CHAR(25) UNIQUE PRIMARY KEY,
+    id CHAR(25) PRIMARY KEY,
     display_name TEXT NULL,
     icon         TEXT NULL,
     domain       TEXT NOT NULL UNIQUE,
@@ -46,7 +46,7 @@ CREATE TABLE "Tag"
 
 CREATE TABLE "User"
 (
-    id         TEXT UNIQUE PRIMARY KEY,
+    id TEXT PRIMARY KEY,
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     deleted_at TIMESTAMP NULL
@@ -80,8 +80,8 @@ CREATE TABLE "TagGroup"
 
 CREATE TABLE "UserFavorites"
 (
-    user_id    TEXT UNIQUE REFERENCES "User" (id),
-    post_id    TEXT UNIQUE REFERENCES "Post" (id),
+    user_id TEXT REFERENCES "User" (id),
+    post_id TEXT REFERENCES "Post" (id),
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     PRIMARY KEY (user_id, post_id)
 );

pkg/models/pgModels/orm.go

@@ -16,7 +16,7 @@ type BaseModel struct {
 func (base *BaseModel) BeforeCreate(db *gorm.DB) error {
 
 	if base.ID == "" {
-		id, err := gonanoid.New()
+		id, err := gonanoid.New(25)
 		if err != nil {
 			return err
 		}

pkg/models/pgModels/userSource.go

@@ -2,7 +2,12 @@ package pgModels
 
 type UserSource struct {
 	UserID          string `gorm:"primaryKey"`
+	Source          Source `gorm:"foreignKey:ID;references:SourceID"`
 	SourceID        string `gorm:"primaryKey"`
 	AccountUsername string
 	AccountID       string
 }
+
+func (UserSource) TableName() string {
+	return "UserSource"
+}

test/helper.go

@@ -7,6 +7,7 @@ import (
 	postgrescontainer "github.com/testcontainers/testcontainers-go/modules/postgres"
 	"gorm.io/driver/postgres"
 	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
 	"time"
 
 	"github.com/testcontainers/testcontainers-go"
@@ -73,5 +74,7 @@ func migrateDatabase(connectionString string) error {
 }
 
 func getGormDB(connectionString string) (*gorm.DB, error) {
-	return gorm.Open(postgres.Open(connectionString), &gorm.Config{})
+	return gorm.Open(postgres.Open(connectionString), &gorm.Config{
+		Logger: logger.Default.LogMode(logger.Info),
+	})
 }