Revert "feat(gateway): 实现负载感知的账号调度优化 (#114)" (#117)

This reverts commit 8d252303fc.

backend/internal/pkg/antigravity/request_transformer_test.go

@@ -1,179 +0,0 @@
-package antigravity
-
-import (
-	"encoding/json"
-	"testing"
-)
-
-// TestBuildParts_ThinkingBlockWithoutSignature 测试thinking block无signature时的处理
-func TestBuildParts_ThinkingBlockWithoutSignature(t *testing.T) {
-	tests := []struct {
-		name              string
-		content           string
-		allowDummyThought bool
-		expectedParts     int
-		description       string
-	}{
-		{
-			name: "Claude model - skip thinking block without signature",
-			content: `[
-				{"type": "text", "text": "Hello"},
-				{"type": "thinking", "thinking": "Let me think...", "signature": ""},
-				{"type": "text", "text": "World"}
-			]`,
-			allowDummyThought: false,
-			expectedParts:     2, // 只有两个text block
-			description:       "Claude模型应该跳过无signature的thinking block",
-		},
-		{
-			name: "Claude model - keep thinking block with signature",
-			content: `[
-				{"type": "text", "text": "Hello"},
-				{"type": "thinking", "thinking": "Let me think...", "signature": "valid_sig"},
-				{"type": "text", "text": "World"}
-			]`,
-			allowDummyThought: false,
-			expectedParts:     3, // 三个block都保留
-			description:       "Claude模型应该保留有signature的thinking block",
-		},
-		{
-			name: "Gemini model - use dummy signature",
-			content: `[
-				{"type": "text", "text": "Hello"},
-				{"type": "thinking", "thinking": "Let me think...", "signature": ""},
-				{"type": "text", "text": "World"}
-			]`,
-			allowDummyThought: true,
-			expectedParts:     3, // 三个block都保留，thinking使用dummy signature
-			description:       "Gemini模型应该为无signature的thinking block使用dummy signature",
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			toolIDToName := make(map[string]string)
-			parts, err := buildParts(json.RawMessage(tt.content), toolIDToName, tt.allowDummyThought)
-
-			if err != nil {
-				t.Fatalf("buildParts() error = %v", err)
-			}
-
-			if len(parts) != tt.expectedParts {
-				t.Errorf("%s: got %d parts, want %d parts", tt.description, len(parts), tt.expectedParts)
-			}
-		})
-	}
-}
-
-// TestBuildTools_CustomTypeTools 测试custom类型工具转换
-func TestBuildTools_CustomTypeTools(t *testing.T) {
-	tests := []struct {
-		name        string
-		tools       []ClaudeTool
-		expectedLen int
-		description string
-	}{
-		{
-			name: "Standard tool format",
-			tools: []ClaudeTool{
-				{
-					Name:        "get_weather",
-					Description: "Get weather information",
-					InputSchema: map[string]any{
-						"type": "object",
-						"properties": map[string]any{
-							"location": map[string]any{"type": "string"},
-						},
-					},
-				},
-			},
-			expectedLen: 1,
-			description: "标准工具格式应该正常转换",
-		},
-		{
-			name: "Custom type tool (MCP format)",
-			tools: []ClaudeTool{
-				{
-					Type: "custom",
-					Name: "mcp_tool",
-					Custom: &ClaudeCustomToolSpec{
-						Description: "MCP tool description",
-						InputSchema: map[string]any{
-							"type": "object",
-							"properties": map[string]any{
-								"param": map[string]any{"type": "string"},
-							},
-						},
-					},
-				},
-			},
-			expectedLen: 1,
-			description: "Custom类型工具应该从Custom字段读取description和input_schema",
-		},
-		{
-			name: "Mixed standard and custom tools",
-			tools: []ClaudeTool{
-				{
-					Name:        "standard_tool",
-					Description: "Standard tool",
-					InputSchema: map[string]any{"type": "object"},
-				},
-				{
-					Type: "custom",
-					Name: "custom_tool",
-					Custom: &ClaudeCustomToolSpec{
-						Description: "Custom tool",
-						InputSchema: map[string]any{"type": "object"},
-					},
-				},
-			},
-			expectedLen: 1, // 返回一个GeminiToolDeclaration，包含2个function declarations
-			description: "混合标准和custom工具应该都能正确转换",
-		},
-		{
-			name: "Invalid custom tool - nil Custom field",
-			tools: []ClaudeTool{
-				{
-					Type: "custom",
-					Name: "invalid_custom",
-					// Custom 为 nil
-				},
-			},
-			expectedLen: 0, // 应该被跳过
-			description: "Custom字段为nil的custom工具应该被跳过",
-		},
-		{
-			name: "Invalid custom tool - nil InputSchema",
-			tools: []ClaudeTool{
-				{
-					Type: "custom",
-					Name: "invalid_custom",
-					Custom: &ClaudeCustomToolSpec{
-						Description: "Invalid",
-						// InputSchema 为 nil
-					},
-				},
-			},
-			expectedLen: 0, // 应该被跳过
-			description: "InputSchema为nil的custom工具应该被跳过",
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			result := buildTools(tt.tools)
-
-			if len(result) != tt.expectedLen {
-				t.Errorf("%s: got %d tool declarations, want %d", tt.description, len(result), tt.expectedLen)
-			}
-
-			// 验证function declarations存在
-			if len(result) > 0 && result[0].FunctionDeclarations != nil {
-				if len(result[0].FunctionDeclarations) != len(tt.tools) {
-					t.Errorf("%s: got %d function declarations, want %d",
-						tt.description, len(result[0].FunctionDeclarations), len(tt.tools))
-				}
-			}
-		})
-	}
-}