tests: Rename test methods and files to align with singular URL conversion

- Updated test file names:
  `test_convert_urls_to_pdf.py -> test_convert_url_to_pdf.py`
  `test_live_convert_urls_to_pdf.py -> test_live_convert_url_to_pdf.py`
- Renamed test functions to reflect singular URL input:
  - `test_convert_urls_to_pdf_success` → `test_convert_url_to_pdf_success`
  - `test_convert_urls_to_pdf_validation_errors` → `test_convert_url_to_pdf_validation_errors`
  - `test_async_convert_urls_to_pdf_request_customization` →
    `test_async_convert_url_to_pdf_request_customization`
  - `test_live_convert_urls_to_pdf_success` →
    `test_live_convert_url_to_pdf_success`
  - `test_live_async_convert_urls_to_pdf_invalid_page_size` →
    `test_live_async_convert_url_to_pdf_invalid_page_size`

Assisted-by: Codex

Author: datalogics-kam

…ts/live/test_live_convert_urls_to_pdf.py …sts/live/test_live_convert_url_to_pdf.pytests/live/test_live_convert_urls_to_pdf.py renamed to tests/live/test_live_convert_url_to_pdf.py tests/live/test_live_convert_urls_to_pdf.py renamed to tests/live/test_live_convert_url_to_pdf.py

@@ -7,7 +7,7 @@
 LIVE_HTML_URL = "https://example.com"
 
 
-def test_live_convert_urls_to_pdf_success(
+def test_live_convert_url_to_pdf_success(
     pdfrest_api_key: str,
     pdfrest_live_base_url: str,
 ) -> None:
@@ -34,7 +34,7 @@ def test_live_convert_urls_to_pdf_success(
 
 
 @pytest.mark.asyncio
-async def test_live_async_convert_urls_to_pdf_invalid_page_size(
+async def test_live_async_convert_url_to_pdf_invalid_page_size(
     pdfrest_api_key: str,
     pdfrest_live_base_url: str,
 ) -> None:

tests/test_convert_urls_to_pdf.py tests/test_convert_url_to_pdf.pytests/test_convert_urls_to_pdf.py renamed to tests/test_convert_url_to_pdf.py

@@ -13,7 +13,7 @@
 from .graphics_test_helpers import ASYNC_API_KEY, VALID_API_KEY, build_file_info_payload
 
 
-def test_convert_urls_to_pdf_success(monkeypatch: pytest.MonkeyPatch) -> None:
+def test_convert_url_to_pdf_success(monkeypatch: pytest.MonkeyPatch) -> None:
     monkeypatch.delenv("PDFREST_API_KEY", raising=False)
     url = "https://example.com/page"
     output_id = str(PdfRestFileID.generate())
@@ -67,7 +67,7 @@ def handler(request: httpx.Request) -> httpx.Response:
     assert response.output_file.type == "application/pdf"
 
 
-def test_convert_urls_to_pdf_validation_errors() -> None:
+def test_convert_url_to_pdf_validation_errors() -> None:
     with pytest.raises(ValidationError, match="Input should be a valid URL"):
         ConvertUrlToPdfPayload.model_validate({"url": "not-a-url"})
 
@@ -78,7 +78,7 @@ def test_convert_urls_to_pdf_validation_errors() -> None:
 
 
 @pytest.mark.asyncio
-async def test_async_convert_urls_to_pdf_request_customization(
+async def test_async_convert_url_to_pdf_request_customization(
     monkeypatch: pytest.MonkeyPatch,
 ) -> None:
     monkeypatch.delenv("PDFREST_API_KEY", raising=False)