fix tests

rendercv/rendering.py

@@ -444,36 +444,36 @@ def run_latex(latex_file_path: str) -> str:
         )
 
     # Run TinyTeX:
-    with subprocess.Popen(
-        [
-            executable,
-            f"{latex_file_name}",
-            "&&",
-            executable,
-            f"{latex_file_name}",
-        ],
-        cwd=os.path.dirname(latex_file_path),
-        stdout=subprocess.PIPE,
-        stdin=subprocess.DEVNULL,  # don't allow TinyTeX to ask for user input
-        text=True,
-        shell=True,
-    ) as latex_process:
-        output, error = latex_process.communicate()
+    def run():
+        with subprocess.Popen(
+            [
+                executable,
+                f"{latex_file_name}",
+            ],
+            cwd=os.path.dirname(latex_file_path),
+            stdout=subprocess.PIPE,
+            stdin=subprocess.DEVNULL,  # don't allow TinyTeX to ask for user input
+            text=True,
+        ) as latex_process:
+            output, error = latex_process.communicate()
 
-        if latex_process.returncode != 0:
-            # Find the error line:
-            for line in output.split("\n"):
-                if line.startswith("! "):
-                    error_line = line.replace("! ", "")
-                    break
+            if latex_process.returncode != 0:
+                # Find the error line:
+                for line in output.split("\n"):
+                    if line.startswith("! "):
+                        error_line = line.replace("! ", "")
+                        break
 
-            raise RuntimeError(
-                "Running TinyTeX has failed with the following error:",
-                f"{error_line}",
-                "If you can't solve the problem, please try to re-install RenderCV,"
-                " or open an issue on GitHub.",
-            )
+                raise RuntimeError(
+                    "Running TinyTeX has failed with the following error:",
+                    f"{error_line}",
+                    "If you can't solve the problem, please try to re-install RenderCV,"
+                    " or open an issue on GitHub.",
+                )
 
+    run()
+    run() # run twice for cross-references
+    
     # check if the PDF file is generated:
     if not os.path.exists(output_file_path):
         raise FileNotFoundError(

tests/test_cli.py

@@ -12,35 +12,39 @@ class TestCLI(unittest.TestCase):
         # Change the working directory to the root of the project:
         workspace_path = os.path.dirname(os.path.dirname(__file__))
 
-        test_input_file_path = os.path.join(
-            workspace_path,
-            "tests",
-            "reference_files",
-            "John_Doe_CV_yaml_reference.yaml",
-        )
-        subprocess.run(
-            [sys.executable, "-m", "rendercv", "render", test_input_file_path],
-            check=True,
-        )
+        with self.subTest(msg="Correct input"):
+            test_input_file_path = os.path.join(
+                workspace_path,
+                "tests",
+                "reference_files",
+                "John_Doe_CV_yaml_reference.yaml",
+            )
+            subprocess.run(
+                [sys.executable, "-m", "rendercv", "render", test_input_file_path],
+                check=True,
+            )
 
-        # Read the necessary information and remove the output directory:
-        output_file_path = os.path.join(workspace_path, "output", "John_Doe_CV.pdf")
-        pdf_file_size = os.path.getsize(output_file_path)
-        file_exists = os.path.exists(output_file_path)
-        shutil.rmtree(os.path.join(workspace_path, "output"))
+            # Read the necessary information and remove the output directory:
+            output_file_path = os.path.join(workspace_path, "output", "John_Doe_CV.pdf")
+            pdf_file_size = os.path.getsize(output_file_path)
+            file_exists = os.path.exists(output_file_path)
+            shutil.rmtree(os.path.join(workspace_path, "output"))
 
-        # Check if the output file exists:
-        self.assertTrue(file_exists, msg="PDF file couldn't be generated.")
+            # Check if the output file exists:
+            self.assertTrue(file_exists, msg="PDF file couldn't be generated.")
 
-        # Compare the pdf file with the reference pdf file:
-        reference_pdf_file = os.path.join(
-            workspace_path, "tests", "reference_files", "John_Doe_CV_pdf_reference.pdf"
-        )
-        reference_pdf_file_size = os.path.getsize(reference_pdf_file)
-        ratio = min(reference_pdf_file_size, pdf_file_size) / max(
-            reference_pdf_file_size, pdf_file_size
-        )
-        self.assertTrue(ratio > 0.98, msg="PDF file didn't match the reference.")
+            # Compare the pdf file with the reference pdf file:
+            reference_pdf_file = os.path.join(
+                workspace_path,
+                "tests",
+                "reference_files",
+                "John_Doe_CV_pdf_reference.pdf",
+            )
+            reference_pdf_file_size = os.path.getsize(reference_pdf_file)
+            ratio = min(reference_pdf_file_size, pdf_file_size) / max(
+                reference_pdf_file_size, pdf_file_size
+            )
+            self.assertTrue(ratio > 0.98, msg="PDF file didn't match the reference.")
 
         # Wrong input:
         with self.subTest(msg="Wrong input"):