新增 Cloudflare 直连生图公共工具并补充基础测试。

绕过不稳定的 Cloudflare MCP 图片接口，确保所有专家默认可用并验证公共注册可见性与响应解析逻辑。

Made-with: Cursor

tests/test_cloudflare_image_generate_tool.py

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+from __future__ import annotations
+
+import base64
+import json
+
+import pytest
+
+from oclaw.runtime.tools.public.cloudflare_image_generate_tool import _to_image_bytes
+
+
+def test_to_image_bytes_accepts_direct_image_content_type() -> None:
+    raw = b"fake-image-bytes"
+    out, mime = _to_image_bytes(raw, "image/png; charset=binary")
+    assert out == raw
+    assert mime == "image/png"
+
+
+def test_to_image_bytes_accepts_data_url_in_result() -> None:
+    payload = base64.b64encode(b"png-bytes").decode("ascii")
+    resp = {
+        "success": True,
+        "result": {"image": f"data:image/png;base64,{payload}"},
+    }
+    out, mime = _to_image_bytes(json.dumps(resp).encode("utf-8"), "application/json")
+    assert out == b"png-bytes"
+    assert mime == "image/png"
+
+
+def test_to_image_bytes_accepts_plain_base64_result() -> None:
+    payload = base64.b64encode(b"jpg-bytes").decode("ascii")
+    resp = {
+        "success": True,
+        "result": {"b64_json": payload},
+    }
+    out, mime = _to_image_bytes(json.dumps(resp).encode("utf-8"), "application/json")
+    assert out == b"jpg-bytes"
+    assert mime == "image/png"
+
+
+def test_to_image_bytes_raises_on_error_response() -> None:
+    resp = {"success": False, "errors": [{"message": "bad request"}]}
+    with pytest.raises(ValueError, match="success"):
+        _to_image_bytes(json.dumps(resp).encode("utf-8"), "application/json")