Files
relspecgo/pkg/writers/graphql/writer_test.go
2025-12-28 11:41:55 +02:00

413 lines
11 KiB
Go

package graphql
import (
"strings"
"testing"
"git.warky.dev/wdevs/relspecgo/pkg/models"
"git.warky.dev/wdevs/relspecgo/pkg/writers"
)
func TestWriter_WriteTable_Simple(t *testing.T) {
table := models.InitTable("User", "public")
idCol := models.InitColumn("id", "User", "public")
idCol.Type = "bigint"
idCol.IsPrimaryKey = true
idCol.NotNull = true
table.Columns["id"] = idCol
nameCol := models.InitColumn("name", "User", "public")
nameCol.Type = "text"
nameCol.NotNull = true
table.Columns["name"] = nameCol
emailCol := models.InitColumn("email", "User", "public")
emailCol.Type = "text"
emailCol.NotNull = false
table.Columns["email"] = emailCol
opts := &writers.WriterOptions{
OutputPath: "",
}
writer := NewWriter(opts)
schema := models.InitSchema("public")
schema.Tables = []*models.Table{table}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
output := writer.databaseToGraphQL(db)
// Verify output contains type definition
if !strings.Contains(output, "type User {") {
t.Error("Expected 'type User {' in output")
}
// Verify fields
if !strings.Contains(output, "id: ID!") {
t.Error("Expected 'id: ID!' in output")
}
if !strings.Contains(output, "name: String!") {
t.Error("Expected 'name: String!' in output")
}
if !strings.Contains(output, "email: String") {
t.Error("Expected 'email: String' in output")
}
// Ensure email is not followed by ! (nullable)
if strings.Contains(output, "email: String!") {
t.Error("Did not expect 'email: String!' (should be nullable)")
}
}
func TestWriter_WriteDatabase_WithEnum(t *testing.T) {
schema := models.InitSchema("public")
// Create enum
roleEnum := &models.Enum{
Name: "Role",
Schema: "public",
Values: []string{"ADMIN", "USER", "GUEST"},
}
schema.Enums = []*models.Enum{roleEnum}
// Create table with enum field
table := models.InitTable("User", "public")
idCol := models.InitColumn("id", "User", "public")
idCol.Type = "bigint"
idCol.IsPrimaryKey = true
idCol.NotNull = true
table.Columns["id"] = idCol
roleCol := models.InitColumn("role", "User", "public")
roleCol.Type = "Role"
roleCol.NotNull = true
table.Columns["role"] = roleCol
schema.Tables = []*models.Table{table}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
opts := &writers.WriterOptions{}
writer := NewWriter(opts)
output := writer.databaseToGraphQL(db)
// Verify enum definition
if !strings.Contains(output, "enum Role {") {
t.Error("Expected 'enum Role {' in output")
}
if !strings.Contains(output, "ADMIN") {
t.Error("Expected 'ADMIN' enum value in output")
}
// Verify enum usage in type
if !strings.Contains(output, "role: Role!") {
t.Error("Expected 'role: Role!' in output")
}
}
func TestWriter_WriteDatabase_WithRelations(t *testing.T) {
schema := models.InitSchema("public")
// Create User table
userTable := models.InitTable("User", "public")
userIdCol := models.InitColumn("id", "User", "public")
userIdCol.Type = "bigint"
userIdCol.IsPrimaryKey = true
userIdCol.NotNull = true
userTable.Columns["id"] = userIdCol
userNameCol := models.InitColumn("name", "User", "public")
userNameCol.Type = "text"
userNameCol.NotNull = true
userTable.Columns["name"] = userNameCol
// Create Post table with FK to User
postTable := models.InitTable("Post", "public")
postIdCol := models.InitColumn("id", "Post", "public")
postIdCol.Type = "bigint"
postIdCol.IsPrimaryKey = true
postIdCol.NotNull = true
postTable.Columns["id"] = postIdCol
titleCol := models.InitColumn("title", "Post", "public")
titleCol.Type = "text"
titleCol.NotNull = true
postTable.Columns["title"] = titleCol
authorIdCol := models.InitColumn("authorId", "Post", "public")
authorIdCol.Type = "bigint"
authorIdCol.NotNull = true
postTable.Columns["authorId"] = authorIdCol
// Add FK constraint
fkConstraint := models.InitConstraint("fk_post_author", models.ForeignKeyConstraint)
fkConstraint.Schema = "public"
fkConstraint.Table = "Post"
fkConstraint.Columns = []string{"authorId"}
fkConstraint.ReferencedSchema = "public"
fkConstraint.ReferencedTable = "User"
fkConstraint.ReferencedColumns = []string{"id"}
postTable.Constraints["fk_post_author"] = fkConstraint
schema.Tables = []*models.Table{userTable, postTable}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
opts := &writers.WriterOptions{}
writer := NewWriter(opts)
output := writer.databaseToGraphQL(db)
// Verify Post has author field (forward relationship)
if !strings.Contains(output, "author: User!") {
t.Error("Expected 'author: User!' in Post type")
}
// Verify authorId FK column is NOT in the output
if strings.Contains(output, "authorId:") {
t.Error("Did not expect 'authorId:' field in output (FK columns should be hidden)")
}
// Verify User has posts field (reverse relationship)
if !strings.Contains(output, "posts: [Post!]!") {
t.Error("Expected 'posts: [Post!]!' in User type")
}
}
func TestWriter_WriteDatabase_CustomScalars(t *testing.T) {
schema := models.InitSchema("public")
table := models.InitTable("Event", "public")
idCol := models.InitColumn("id", "Event", "public")
idCol.Type = "bigint"
idCol.IsPrimaryKey = true
idCol.NotNull = true
table.Columns["id"] = idCol
createdAtCol := models.InitColumn("createdAt", "Event", "public")
createdAtCol.Type = "timestamp"
createdAtCol.NotNull = true
table.Columns["createdAt"] = createdAtCol
metadataCol := models.InitColumn("metadata", "Event", "public")
metadataCol.Type = "jsonb"
metadataCol.NotNull = false
table.Columns["metadata"] = metadataCol
dateCol := models.InitColumn("eventDate", "Event", "public")
dateCol.Type = "date"
dateCol.NotNull = false
table.Columns["eventDate"] = dateCol
schema.Tables = []*models.Table{table}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
opts := &writers.WriterOptions{}
writer := NewWriter(opts)
output := writer.databaseToGraphQL(db)
// Verify scalar declarations
if !strings.Contains(output, "scalar DateTime") {
t.Error("Expected 'scalar DateTime' declaration")
}
if !strings.Contains(output, "scalar JSON") {
t.Error("Expected 'scalar JSON' declaration")
}
if !strings.Contains(output, "scalar Date") {
t.Error("Expected 'scalar Date' declaration")
}
// Verify field types
if !strings.Contains(output, "createdAt: DateTime!") {
t.Error("Expected 'createdAt: DateTime!' in output")
}
if !strings.Contains(output, "metadata: JSON") {
t.Error("Expected 'metadata: JSON' in output")
}
if !strings.Contains(output, "eventDate: Date") {
t.Error("Expected 'eventDate: Date' in output")
}
}
func TestWriter_WriteDatabase_ManyToMany(t *testing.T) {
schema := models.InitSchema("public")
// Create Post table
postTable := models.InitTable("Post", "public")
postIdCol := models.InitColumn("id", "Post", "public")
postIdCol.Type = "bigint"
postIdCol.IsPrimaryKey = true
postIdCol.NotNull = true
postTable.Columns["id"] = postIdCol
titleCol := models.InitColumn("title", "Post", "public")
titleCol.Type = "text"
titleCol.NotNull = true
postTable.Columns["title"] = titleCol
// Create Tag table
tagTable := models.InitTable("Tag", "public")
tagIdCol := models.InitColumn("id", "Tag", "public")
tagIdCol.Type = "bigint"
tagIdCol.IsPrimaryKey = true
tagIdCol.NotNull = true
tagTable.Columns["id"] = tagIdCol
nameCol := models.InitColumn("name", "Tag", "public")
nameCol.Type = "text"
nameCol.NotNull = true
tagTable.Columns["name"] = nameCol
// Create PostTag join table
joinTable := models.InitTable("PostTag", "public")
postIdJoinCol := models.InitColumn("postId", "PostTag", "public")
postIdJoinCol.Type = "bigint"
postIdJoinCol.NotNull = true
postIdJoinCol.IsPrimaryKey = true
joinTable.Columns["postId"] = postIdJoinCol
tagIdJoinCol := models.InitColumn("tagId", "PostTag", "public")
tagIdJoinCol.Type = "bigint"
tagIdJoinCol.NotNull = true
tagIdJoinCol.IsPrimaryKey = true
joinTable.Columns["tagId"] = tagIdJoinCol
// Add composite PK constraint
pkConstraint := models.InitConstraint("pk_posttag", models.PrimaryKeyConstraint)
pkConstraint.Schema = "public"
pkConstraint.Table = "PostTag"
pkConstraint.Columns = []string{"postId", "tagId"}
joinTable.Constraints["pk_posttag"] = pkConstraint
// Add FK to Post
fk1 := models.InitConstraint("fk_posttag_post", models.ForeignKeyConstraint)
fk1.Schema = "public"
fk1.Table = "PostTag"
fk1.Columns = []string{"postId"}
fk1.ReferencedSchema = "public"
fk1.ReferencedTable = "Post"
fk1.ReferencedColumns = []string{"id"}
joinTable.Constraints["fk_posttag_post"] = fk1
// Add FK to Tag
fk2 := models.InitConstraint("fk_posttag_tag", models.ForeignKeyConstraint)
fk2.Schema = "public"
fk2.Table = "PostTag"
fk2.Columns = []string{"tagId"}
fk2.ReferencedSchema = "public"
fk2.ReferencedTable = "Tag"
fk2.ReferencedColumns = []string{"id"}
joinTable.Constraints["fk_posttag_tag"] = fk2
schema.Tables = []*models.Table{postTable, tagTable, joinTable}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
opts := &writers.WriterOptions{}
writer := NewWriter(opts)
output := writer.databaseToGraphQL(db)
// Verify join table is NOT in output
if strings.Contains(output, "type PostTag") {
t.Error("Did not expect 'type PostTag' (join tables should be hidden)")
}
// Verify Post has tags field
if !strings.Contains(output, "tags: [Tag!]!") {
t.Error("Expected 'tags: [Tag!]!' in Post type")
}
// Verify Tag has posts field
if !strings.Contains(output, "posts: [Post!]!") {
t.Error("Expected 'posts: [Post!]!' in Tag type")
}
}
func TestWriter_WriteDatabase_UUIDType(t *testing.T) {
schema := models.InitSchema("public")
table := models.InitTable("User", "public")
idCol := models.InitColumn("id", "User", "public")
idCol.Type = "uuid"
idCol.IsPrimaryKey = true
idCol.NotNull = true
table.Columns["id"] = idCol
schema.Tables = []*models.Table{table}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
opts := &writers.WriterOptions{}
writer := NewWriter(opts)
output := writer.databaseToGraphQL(db)
// UUID primary keys should still map to ID
if !strings.Contains(output, "id: ID!") {
t.Error("Expected 'id: ID!' for UUID primary key")
}
}
func TestWriter_Metadata_NoScalarDeclarations(t *testing.T) {
schema := models.InitSchema("public")
table := models.InitTable("Event", "public")
idCol := models.InitColumn("id", "Event", "public")
idCol.Type = "bigint"
idCol.IsPrimaryKey = true
table.Columns["id"] = idCol
createdAtCol := models.InitColumn("createdAt", "Event", "public")
createdAtCol.Type = "timestamp"
createdAtCol.NotNull = true
table.Columns["createdAt"] = createdAtCol
schema.Tables = []*models.Table{table}
db := models.InitDatabase("test")
db.Schemas = []*models.Schema{schema}
opts := &writers.WriterOptions{
Metadata: map[string]any{
"includeScalarDeclarations": false,
},
}
writer := NewWriter(opts)
output := writer.databaseToGraphQL(db)
// Verify no scalar declarations
if strings.Contains(output, "scalar DateTime") {
t.Error("Did not expect 'scalar DateTime' with includeScalarDeclarations=false")
}
// But field should still use DateTime
if !strings.Contains(output, "createdAt: DateTime!") {
t.Error("Expected 'createdAt: DateTime!' in output")
}
}