This commit is contained in:
2026-01-18 18:40:26 +00:00
commit 185e73da47
51 changed files with 14073 additions and 0 deletions
+377
View File
@@ -0,0 +1,377 @@
package server
import (
"context"
"log/slog"
"os"
"path/filepath"
"testing"
"github.com/lukaszraczylo/mcp-filepuff/internal/config"
"github.com/mark3labs/mcp-go/mcp"
)
func TestNew(t *testing.T) {
// Create temp directory for testing
tmpDir := t.TempDir()
cfg := &config.Config{
WorkspaceRoot: tmpDir,
EnableLSP: false, // Disable LSP for simpler testing
}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
if srv == nil {
t.Fatal("New() returned nil server")
}
if srv.cfg != cfg {
t.Error("server config mismatch")
}
if srv.parser == nil {
t.Error("parser should not be nil")
}
if srv.matcher == nil {
t.Error("matcher should not be nil")
}
if srv.editor == nil {
t.Error("editor should not be nil")
}
}
func TestHandlePing(t *testing.T) {
tmpDir := t.TempDir()
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
result, err := srv.handlePing(ctx, req)
if err != nil {
t.Errorf("handlePing() error = %v", err)
}
if result == nil {
t.Fatal("handlePing() returned nil result")
}
// Check that the result contains "pong"
contents := result.Content
if len(contents) == 0 {
t.Fatal("handlePing() returned empty content")
}
textContent, ok := contents[0].(mcp.TextContent)
if !ok {
t.Fatal("handlePing() did not return text content")
}
if textContent.Text != "pong" {
t.Errorf("handlePing() = %v, want 'pong'", textContent.Text)
}
}
func TestHandleFileRead(t *testing.T) {
tmpDir := t.TempDir()
// Create a test file
testFile := filepath.Join(tmpDir, "test.go")
content := `package main
// Hello says hello
func Hello() {
println("Hello, World!")
}
`
if err := os.WriteFile(testFile, []byte(content), 0600); err != nil {
t.Fatalf("failed to write test file: %v", err)
}
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
req.Params.Arguments = map[string]interface{}{
"path": testFile,
}
result, err := srv.handleFileRead(ctx, req)
if err != nil {
t.Errorf("handleFileRead() error = %v", err)
}
if result == nil {
t.Fatal("handleFileRead() returned nil result")
}
contents := result.Content
if len(contents) == 0 {
t.Fatal("handleFileRead() returned empty content")
}
textContent, ok := contents[0].(mcp.TextContent)
if !ok {
t.Fatal("handleFileRead() did not return text content")
}
// Should contain the file content
if textContent.Text == "" {
t.Error("handleFileRead() returned empty text")
}
}
func TestHandleFileReadWithAST(t *testing.T) {
tmpDir := t.TempDir()
// Create a test file
testFile := filepath.Join(tmpDir, "test.go")
content := `package main
// Hello says hello
func Hello() {
println("Hello, World!")
}
`
if err := os.WriteFile(testFile, []byte(content), 0600); err != nil {
t.Fatalf("failed to write test file: %v", err)
}
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
req.Params.Arguments = map[string]interface{}{
"path": testFile,
"include_ast": true,
}
result, err := srv.handleFileRead(ctx, req)
if err != nil {
t.Errorf("handleFileRead() error = %v", err)
}
if result == nil {
t.Fatal("handleFileRead() returned nil result")
}
contents := result.Content
if len(contents) == 0 {
t.Fatal("handleFileRead() returned empty content")
}
textContent, ok := contents[0].(mcp.TextContent)
if !ok {
t.Fatal("handleFileRead() did not return text content")
}
// Should contain "Symbols:" section when include_ast is true
if textContent.Text == "" {
t.Error("handleFileRead() returned empty text")
}
}
func TestHandleFileReadNotFound(t *testing.T) {
tmpDir := t.TempDir()
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
req.Params.Arguments = map[string]interface{}{
"path": filepath.Join(tmpDir, "nonexistent.go"),
}
result, err := srv.handleFileRead(ctx, req)
// Should return error for non-existent file
if err == nil && result != nil {
// Check if result indicates an error
contents := result.Content
if len(contents) > 0 {
textContent, ok := contents[0].(mcp.TextContent)
if ok && textContent.Text == "" {
t.Log("handleFileRead() returned empty text for non-existent file")
}
}
}
}
func TestHandleASTQuery(t *testing.T) {
tmpDir := t.TempDir()
// Create a test file
testFile := filepath.Join(tmpDir, "test.go")
content := `package main
func Hello() error {
return nil
}
func Goodbye() error {
return nil
}
`
if err := os.WriteFile(testFile, []byte(content), 0600); err != nil {
t.Fatalf("failed to write test file: %v", err)
}
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
req.Params.Arguments = map[string]interface{}{
"pattern": "func $NAME() error",
"language": "go",
"paths": []interface{}{tmpDir},
}
result, err := srv.handleASTQuery(ctx, req)
if err != nil {
t.Errorf("handleASTQuery() error = %v", err)
}
if result == nil {
t.Fatal("handleASTQuery() returned nil result")
}
contents := result.Content
if len(contents) == 0 {
t.Fatal("handleASTQuery() returned empty content")
}
}
func TestHandleEditPreview(t *testing.T) {
tmpDir := t.TempDir()
// Create a test file
testFile := filepath.Join(tmpDir, "test.go")
content := `package main
func Hello() {
println("Hello")
}
`
if err := os.WriteFile(testFile, []byte(content), 0600); err != nil {
t.Fatalf("failed to write test file: %v", err)
}
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
req.Params.Arguments = map[string]interface{}{
"file": testFile,
"operation": "replace",
"selector_kind": "function_declaration",
"selector_name": "Hello",
"new_content": "func Hello() {\n\tprintln(\"Goodbye\")\n}",
}
result, err := srv.handleEdit(ctx, req, false)
if err != nil {
t.Errorf("handleEdit(preview) error = %v", err)
}
if result == nil {
t.Fatal("handleEdit(preview) returned nil result")
}
// Verify file was NOT modified (it's just a preview)
fileContent, _ := os.ReadFile(testFile)
if string(fileContent) != content {
t.Error("handleEdit(preview) should not modify the file")
}
}
func TestHandleEditApply(t *testing.T) {
tmpDir := t.TempDir()
// Create a test file
testFile := filepath.Join(tmpDir, "test.go")
content := `package main
func Hello() {
println("Hello")
}
`
if err := os.WriteFile(testFile, []byte(content), 0600); err != nil {
t.Fatalf("failed to write test file: %v", err)
}
cfg := &config.Config{WorkspaceRoot: tmpDir, EnableLSP: false}
logger := slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelError}))
srv, err := New(cfg, logger)
if err != nil {
t.Fatalf("New() error = %v", err)
}
ctx := context.Background()
req := mcp.CallToolRequest{}
req.Params.Arguments = map[string]interface{}{
"file": testFile,
"operation": "replace",
"selector_kind": "function_declaration",
"selector_name": "Hello",
"new_content": "func Hello() {\n\tprintln(\"Goodbye\")\n}",
}
result, err := srv.handleEdit(ctx, req, true)
if err != nil {
t.Errorf("handleEdit(apply) error = %v", err)
}
if result == nil {
t.Fatal("handleEdit(apply) returned nil result")
}
// Verify file WAS modified
fileContent, _ := os.ReadFile(testFile)
if string(fileContent) == content {
t.Error("handleEdit(apply) should modify the file")
}
}