chore: 初始化仓库，排除二进制文件和覆盖率文件

internal/handler/user_handler_test.go

@@ -0,0 +1,151 @@
+package handler
+
+import (
+	"testing"
+)
+
+// TestUserHandler_PermissionCheck 测试权限检查逻辑
+func TestUserHandler_PermissionCheck(t *testing.T) {
+	tests := []struct {
+		name      string
+		userID    interface{}
+		exists    bool
+		wantValid bool
+	}{
+		{
+			name:      "有效的用户ID",
+			userID:    int64(1),
+			exists:    true,
+			wantValid: true,
+		},
+		{
+			name:      "用户ID不存在",
+			userID:    nil,
+			exists:    false,
+			wantValid: false,
+		},
+		{
+			name:      "用户ID类型错误",
+			userID:    "invalid",
+			exists:    true,
+			wantValid: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// 验证权限检查逻辑
+			isValid := tt.exists
+			if tt.exists {
+				// 验证类型转换
+				if _, ok := tt.userID.(int64); !ok {
+					isValid = false
+				}
+			}
+			if isValid != tt.wantValid {
+				t.Errorf("Permission check failed: got %v, want %v", isValid, tt.wantValid)
+			}
+		})
+	}
+}
+
+// TestUserHandler_RequestValidation 测试请求验证逻辑
+func TestUserHandler_RequestValidation(t *testing.T) {
+	tests := []struct {
+		name      string
+		avatar    string
+		oldPass   string
+		newPass   string
+		wantValid bool
+	}{
+		{
+			name:      "只更新头像",
+			avatar:    "https://example.com/avatar.png",
+			oldPass:   "",
+			newPass:   "",
+			wantValid: true,
+		},
+		{
+			name:      "更新密码（提供旧密码和新密码）",
+			avatar:    "",
+			oldPass:   "oldpass123",
+			newPass:   "newpass123",
+			wantValid: true,
+		},
+		{
+			name:      "只提供新密码（无效）",
+			avatar:    "",
+			oldPass:   "",
+			newPass:   "newpass123",
+			wantValid: false,
+		},
+		{
+			name:      "只提供旧密码（无效）",
+			avatar:    "",
+			oldPass:   "oldpass123",
+			newPass:   "",
+			wantValid: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// 验证请求逻辑：更新密码时需要同时提供旧密码和新密码
+			isValid := true
+			if tt.newPass != "" && tt.oldPass == "" {
+				isValid = false
+			}
+			if tt.oldPass != "" && tt.newPass == "" {
+				isValid = false
+			}
+			if isValid != tt.wantValid {
+				t.Errorf("Request validation failed: got %v, want %v", isValid, tt.wantValid)
+			}
+		})
+	}
+}
+
+// TestUserHandler_ErrorHandling 测试错误处理逻辑
+func TestUserHandler_ErrorHandling(t *testing.T) {
+	tests := []struct {
+		name      string
+		errType   string
+		wantCode  int
+		wantError bool
+	}{
+		{
+			name:      "未授权",
+			errType:   "unauthorized",
+			wantCode:  401,
+			wantError: true,
+		},
+		{
+			name:      "用户不存在",
+			errType:   "not_found",
+			wantCode:  404,
+			wantError: true,
+		},
+		{
+			name:      "参数错误",
+			errType:   "bad_request",
+			wantCode:  400,
+			wantError: true,
+		},
+		{
+			name:      "服务器错误",
+			errType:   "server_error",
+			wantCode:  500,
+			wantError: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// 验证错误处理逻辑
+			if !tt.wantError {
+				t.Error("Error handling test should expect error")
+			}
+		})
+	}
+}
+