refactor(responses): remove chat_completions and wire responses features end-to-end

pkg/providers/http_provider_responses_tools_test.go

@@ -0,0 +1,62 @@
+package providers
+
+import "testing"
+
+func TestBuildResponsesTools_IncludesFunctionAndBuiltinTools(t *testing.T) {
+	tools := []ToolDefinition{
+		{
+			Type: "function",
+			Function: ToolFunctionDefinition{
+				Name:       "read_file",
+				Parameters: map[string]interface{}{"type": "object"},
+			},
+		},
+		{
+			Type:       "web_search",
+			Parameters: map[string]interface{}{"search_context_size": "high"},
+		},
+	}
+	options := map[string]interface{}{
+		"responses_tools": []interface{}{
+			map[string]interface{}{
+				"type":             "file_search",
+				"vector_store_ids": []string{"vs_123"},
+			},
+		},
+	}
+
+	got := buildResponsesTools(tools, options)
+	if len(got) != 3 {
+		t.Fatalf("expected 3 tools, got %#v", got)
+	}
+	if got[0]["type"] != "function" || got[0]["name"] != "read_file" {
+		t.Fatalf("expected function tool in first slot, got %#v", got[0])
+	}
+	if got[1]["type"] != "web_search" {
+		t.Fatalf("expected web_search tool in second slot, got %#v", got[1])
+	}
+	if got[2]["type"] != "file_search" {
+		t.Fatalf("expected file_search tool from options, got %#v", got[2])
+	}
+}
+
+func TestResponsesMessageContent_SupportsImageAndFileByID(t *testing.T) {
+	msg := Message{
+		Role: "user",
+		ContentParts: []MessageContentPart{
+			{Type: "input_image", FileID: "file_img_1", Detail: "high"},
+			{Type: "input_file", FileID: "file_doc_1", Filename: "doc.pdf"},
+		},
+	}
+
+	content := responsesMessageContent(msg)
+	if len(content) != 2 {
+		t.Fatalf("expected two content items, got %#v", content)
+	}
+	if content[0]["type"] != "input_image" || content[0]["file_id"] != "file_img_1" {
+		t.Fatalf("expected input_image by file_id, got %#v", content[0])
+	}
+	if content[1]["type"] != "input_file" || content[1]["file_id"] != "file_doc_1" {
+		t.Fatalf("expected input_file by file_id, got %#v", content[1])
+	}
+}