@@ -1,57 +0,0 @@
-package tools
-
-import (
-	"context"
-	"testing"
-
-	"github.com/charmbracelet/crush/internal/permission"
-)
-
-func TestVSCodeDiffTool(t *testing.T) {
-	// Create a real permission service for testing
-	permissions := permission.NewPermissionService()
-	
-	tool := NewVSCodeDiffTool(permissions)
-	
-	// Test tool info
-	info := tool.Info()
-	if info.Name != VSCodeDiffToolName {
-		t.Errorf("Expected tool name %s, got %s", VSCodeDiffToolName, info.Name)
-	}
-	
-	// Test tool name
-	if tool.Name() != VSCodeDiffToolName {
-		t.Errorf("Expected tool name %s, got %s", VSCodeDiffToolName, tool.Name())
-	}
-	
-	// Test parameter validation
-	params := `{
-		"left_content": "Hello World",
-		"right_content": "Hello Universe",
-		"left_title": "before.txt",
-		"right_title": "after.txt",
-		"language": "text"
-	}`
-	
-	call := ToolCall{
-		ID:    "test-id",
-		Name:  VSCodeDiffToolName,
-		Input: params,
-	}
-	
-	ctx := context.WithValue(context.Background(), SessionIDContextKey, "test-session")
-	
-	// Auto-approve the session to avoid permission prompts during testing
-	permissions.AutoApproveSession("test-session")
-	
-	// This will fail if VS Code is not installed, but should not error on parameter parsing
-	response, err := tool.Run(ctx, call)
-	if err != nil {
-		t.Errorf("Unexpected error: %v", err)
-	}
-	
-	// Should either succeed (if VS Code is available) or fail with a specific error message
-	if response.IsError && response.Content != "VS Code is not available. Please install VS Code and ensure 'code' command is in PATH." {
-		t.Errorf("Unexpected error response: %s", response.Content)
-	}
-}