chore: 初始化仓库，排除二进制文件和覆盖率文件

internal/handler/yggdrasil_handler_test.go

@@ -0,0 +1,157 @@
+package handler
+
+import (
+	"regexp"
+	"testing"
+)
+
+// TestYggdrasilHandler_EmailValidation 测试邮箱验证逻辑
+func TestYggdrasilHandler_EmailValidation(t *testing.T) {
+	// 使用简单的邮箱正则表达式
+	emailRegex := regexp.MustCompile(`^[a-zA-Z0-9._%+\-]+@[a-zA-Z0-9.\-]+\.[a-zA-Z]{2,}$`)
+
+	tests := []struct {
+		name      string
+		email     string
+		wantValid bool
+	}{
+		{
+			name:      "有效的邮箱",
+			email:     "test@example.com",
+			wantValid: true,
+		},
+		{
+			name:      "无效的邮箱格式",
+			email:     "invalid-email",
+			wantValid: false,
+		},
+		{
+			name:      "缺少@符号",
+			email:     "testexample.com",
+			wantValid: false,
+		},
+		{
+			name:      "缺少域名",
+			email:     "test@",
+			wantValid: false,
+		},
+		{
+			name:      "空邮箱",
+			email:     "",
+			wantValid: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			isValid := emailRegex.MatchString(tt.email)
+			if isValid != tt.wantValid {
+				t.Errorf("Email validation failed: got %v, want %v", isValid, tt.wantValid)
+			}
+		})
+	}
+}
+
+// TestYggdrasilHandler_RequestValidation 测试请求验证逻辑
+func TestYggdrasilHandler_RequestValidation(t *testing.T) {
+	tests := []struct {
+		name        string
+		accessToken string
+		serverID    string
+		username    string
+		wantValid   bool
+	}{
+		{
+			name:        "有效的请求",
+			accessToken: "token-123",
+			serverID:    "server-456",
+			username:    "player",
+			wantValid:   true,
+		},
+		{
+			name:        "accessToken为空",
+			accessToken: "",
+			serverID:    "server-456",
+			username:    "player",
+			wantValid:   false,
+		},
+		{
+			name:        "serverID为空",
+			accessToken: "token-123",
+			serverID:    "",
+			username:    "player",
+			wantValid:   false,
+		},
+		{
+			name:        "username为空",
+			accessToken: "token-123",
+			serverID:    "server-456",
+			username:    "",
+			wantValid:   false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			isValid := tt.accessToken != "" && tt.serverID != "" && tt.username != ""
+			if isValid != tt.wantValid {
+				t.Errorf("Request validation failed: got %v, want %v", isValid, tt.wantValid)
+			}
+		})
+	}
+}
+
+// TestYggdrasilHandler_ErrorHandling 测试错误处理逻辑
+func TestYggdrasilHandler_ErrorHandling(t *testing.T) {
+	tests := []struct {
+		name      string
+		errType   string
+		wantCode  int
+		wantError bool
+	}{
+		{
+			name:      "参数错误",
+			errType:   "bad_request",
+			wantCode:  400,
+			wantError: true,
+		},
+		{
+			name:      "未授权",
+			errType:   "forbidden",
+			wantCode:  403,
+			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")
+			}
+		})
+	}
+}
+
+// TestYggdrasilHandler_Constants 测试常量定义
+func TestYggdrasilHandler_Constants(t *testing.T) {
+	// 验证常量定义
+	if MaxMultipartMemory != 32<<20 {
+		t.Errorf("MaxMultipartMemory = %d, want %d", MaxMultipartMemory, 32<<20)
+	}
+
+	if TextureTypeSkin != "SKIN" {
+		t.Errorf("TextureTypeSkin = %q, want 'SKIN'", TextureTypeSkin)
+	}
+
+	if TextureTypeCape != "CAPE" {
+		t.Errorf("TextureTypeCape = %q, want 'CAPE'", TextureTypeCape)
+	}
+}
+