ResolveSpec/pkg/restheadspec/handler_nested_test.go
2025-11-19 15:08:04 +02:00

394 lines
9.5 KiB
Go

package restheadspec
import (
"fmt"
"reflect"
"testing"
)
// Test models for nested CRUD operations
type TestUser struct {
ID int64 `json:"id" bun:"id,pk,autoincrement"`
Name string `json:"name"`
Posts []TestPost `json:"posts" gorm:"foreignKey:UserID"`
}
type TestPost struct {
ID int64 `json:"id" bun:"id,pk,autoincrement"`
UserID int64 `json:"user_id"`
Title string `json:"title"`
Comments []TestComment `json:"comments" gorm:"foreignKey:PostID"`
}
type TestComment struct {
ID int64 `json:"id" bun:"id,pk,autoincrement"`
PostID int64 `json:"post_id"`
Content string `json:"content"`
}
func (TestUser) TableName() string { return "users" }
func (TestPost) TableName() string { return "posts" }
func (TestComment) TableName() string { return "comments" }
// Test extractNestedRelations function
func TestExtractNestedRelations(t *testing.T) {
// Create handler
registry := &mockRegistry{
models: map[string]interface{}{
"users": TestUser{},
"posts": TestPost{},
"comments": TestComment{},
},
}
handler := NewHandler(nil, registry)
tests := []struct {
name string
data map[string]interface{}
model interface{}
expectedCleanCount int
expectedRelCount int
}{
{
name: "User with posts",
data: map[string]interface{}{
"name": "John Doe",
"posts": []map[string]interface{}{
{"title": "Post 1"},
},
},
model: TestUser{},
expectedCleanCount: 1, // name
expectedRelCount: 1, // posts
},
{
name: "Post with comments",
data: map[string]interface{}{
"title": "Test Post",
"comments": []map[string]interface{}{
{"content": "Comment 1"},
{"content": "Comment 2"},
},
},
model: TestPost{},
expectedCleanCount: 1, // title
expectedRelCount: 1, // comments
},
{
name: "User with nested posts and comments",
data: map[string]interface{}{
"name": "Jane Doe",
"posts": []map[string]interface{}{
{
"title": "Post 1",
"comments": []map[string]interface{}{
{"content": "Comment 1"},
},
},
},
},
model: TestUser{},
expectedCleanCount: 1, // name
expectedRelCount: 1, // posts (which contains nested comments)
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
cleanedData, relations, err := handler.extractNestedRelations(tt.data, tt.model)
if err != nil {
t.Errorf("extractNestedRelations() error = %v", err)
return
}
if len(cleanedData) != tt.expectedCleanCount {
t.Errorf("Expected %d cleaned fields, got %d: %+v", tt.expectedCleanCount, len(cleanedData), cleanedData)
}
if len(relations) != tt.expectedRelCount {
t.Errorf("Expected %d relation fields, got %d: %+v", tt.expectedRelCount, len(relations), relations)
}
t.Logf("Cleaned data: %+v", cleanedData)
t.Logf("Relations: %+v", relations)
})
}
}
// Test shouldUseNestedProcessor function
func TestShouldUseNestedProcessor(t *testing.T) {
registry := &mockRegistry{
models: map[string]interface{}{
"users": TestUser{},
"posts": TestPost{},
},
}
handler := NewHandler(nil, registry)
tests := []struct {
name string
data map[string]interface{}
model interface{}
expected bool
}{
{
name: "Data with nested posts",
data: map[string]interface{}{
"name": "John",
"posts": []map[string]interface{}{
{"title": "Post 1"},
},
},
model: TestUser{},
expected: true,
},
{
name: "Data without nested relations",
data: map[string]interface{}{
"name": "John",
},
model: TestUser{},
expected: false,
},
{
name: "Data with _request field",
data: map[string]interface{}{
"_request": "insert",
"name": "John",
},
model: TestUser{},
expected: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := handler.shouldUseNestedProcessor(tt.data, tt.model)
if result != tt.expected {
t.Errorf("shouldUseNestedProcessor() = %v, expected %v", result, tt.expected)
}
})
}
}
// Test normalizeToSlice function
func TestNormalizeToSlice(t *testing.T) {
registry := &mockRegistry{}
handler := NewHandler(nil, registry)
tests := []struct {
name string
input interface{}
expected int // expected slice length
}{
{
name: "Single object",
input: map[string]interface{}{"name": "John"},
expected: 1,
},
{
name: "Slice of objects",
input: []map[string]interface{}{
{"name": "John"},
{"name": "Jane"},
},
expected: 2,
},
{
name: "Array of interfaces",
input: []interface{}{
map[string]interface{}{"name": "John"},
map[string]interface{}{"name": "Jane"},
map[string]interface{}{"name": "Bob"},
},
expected: 3,
},
{
name: "Nil input",
input: nil,
expected: 0,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := handler.normalizeToSlice(tt.input)
if len(result) != tt.expected {
t.Errorf("normalizeToSlice() returned slice of length %d, expected %d", len(result), tt.expected)
}
})
}
}
// Test GetRelationshipInfo function
func TestGetRelationshipInfo(t *testing.T) {
registry := &mockRegistry{}
handler := NewHandler(nil, registry)
tests := []struct {
name string
modelType reflect.Type
relationName string
expectNil bool
}{
{
name: "User posts relation",
modelType: reflect.TypeOf(TestUser{}),
relationName: "posts",
expectNil: false,
},
{
name: "Post comments relation",
modelType: reflect.TypeOf(TestPost{}),
relationName: "comments",
expectNil: false,
},
{
name: "Non-existent relation",
modelType: reflect.TypeOf(TestUser{}),
relationName: "nonexistent",
expectNil: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := handler.GetRelationshipInfo(tt.modelType, tt.relationName)
if tt.expectNil && result != nil {
t.Errorf("Expected nil, got %+v", result)
}
if !tt.expectNil && result == nil {
t.Errorf("Expected non-nil relationship info")
}
if result != nil {
t.Logf("Relationship info: FieldName=%s, JSONName=%s, RelationType=%s, ForeignKey=%s",
result.FieldName, result.JSONName, result.RelationType, result.ForeignKey)
}
})
}
}
// Mock registry for testing
type mockRegistry struct {
models map[string]interface{}
}
func (m *mockRegistry) Register(name string, model interface{}) {
m.RegisterModel(name, model)
}
func (m *mockRegistry) RegisterModel(name string, model interface{}) error {
if m.models == nil {
m.models = make(map[string]interface{})
}
m.models[name] = model
return nil
}
func (m *mockRegistry) GetModelByEntity(schema, entity string) (interface{}, error) {
if model, ok := m.models[entity]; ok {
return model, nil
}
return nil, fmt.Errorf("model not found: %s", entity)
}
func (m *mockRegistry) GetModelByName(name string) (interface{}, error) {
if model, ok := m.models[name]; ok {
return model, nil
}
return nil, fmt.Errorf("model not found: %s", name)
}
func (m *mockRegistry) GetModel(name string) (interface{}, error) {
return m.GetModelByName(name)
}
func (m *mockRegistry) HasModel(schema, entity string) bool {
_, ok := m.models[entity]
return ok
}
func (m *mockRegistry) ListModels() []string {
models := make([]string, 0, len(m.models))
for name := range m.models {
models = append(models, name)
}
return models
}
func (m *mockRegistry) GetAllModels() map[string]interface{} {
return m.models
}
// TestMultiLevelRelationExtraction tests extracting deeply nested relations
func TestMultiLevelRelationExtraction(t *testing.T) {
registry := &mockRegistry{
models: map[string]interface{}{
"users": TestUser{},
"posts": TestPost{},
"comments": TestComment{},
},
}
handler := NewHandler(nil, registry)
// Test data with 3 levels: User -> Posts -> Comments
testData := map[string]interface{}{
"name": "John Doe",
"posts": []map[string]interface{}{
{
"title": "First Post",
"comments": []map[string]interface{}{
{"content": "Great post!"},
{"content": "Thanks for sharing!"},
},
},
{
"title": "Second Post",
"comments": []map[string]interface{}{
{"content": "Interesting read"},
},
},
},
}
// Extract relations from user
cleanedData, relations, err := handler.extractNestedRelations(testData, TestUser{})
if err != nil {
t.Fatalf("Failed to extract relations: %v", err)
}
// Verify user data is cleaned
if len(cleanedData) != 1 || cleanedData["name"] != "John Doe" {
t.Errorf("Expected cleaned data to contain only name, got: %+v", cleanedData)
}
// Verify posts relation was extracted
if len(relations) != 1 {
t.Errorf("Expected 1 relation (posts), got %d", len(relations))
}
posts, ok := relations["posts"]
if !ok {
t.Fatal("Expected posts relation to be extracted")
}
// Verify posts is a slice with 2 items
postsSlice, ok := posts.([]map[string]interface{})
if !ok {
t.Fatalf("Expected posts to be []map[string]interface{}, got %T", posts)
}
if len(postsSlice) != 2 {
t.Errorf("Expected 2 posts, got %d", len(postsSlice))
}
// Verify first post has comments
if _, hasComments := postsSlice[0]["comments"]; !hasComments {
t.Error("Expected first post to have comments")
}
t.Logf("Successfully extracted multi-level nested relations")
t.Logf("Cleaned data: %+v", cleanedData)
t.Logf("Relations: %d posts with nested comments", len(postsSlice))
}