Add noargs test for ikwiki

This way we can ensure that the parquet code outputs equivalent output.

Signed-off-by: Will Beason <willbeason@gmail.com>

test/Wikiq_Unit_Test.py

@@ -12,6 +12,7 @@ from typing import Final
 TEST_DIR: Final[str] = os.path.dirname(os.path.realpath(__file__))
 WIKIQ: Final[str] = os.path.join(os.path.dirname(TEST_DIR), "wikiq")
 TEST_OUTPUT_DIR: Final[str] = os.path.join(TEST_DIR, "test_output")
+PARQUET_OUTPUT_DIR: Final[str] = os.path.join(TEST_DIR, "test_output.parquet")
 BASELINE_DIR: Final[str] = os.path.join(TEST_DIR, "baseline_output")
 
 IKWIKI: Final[str] = "ikwiki-20180301-pages-meta-history"
@@ -25,6 +26,8 @@ def setup():
     # Perform directory check and reset here as this is a one-time setup step as opposed to per-test setup.
     if not os.path.exists(TEST_OUTPUT_DIR):
         os.mkdir(TEST_OUTPUT_DIR)
+    if not os.path.exists(PARQUET_OUTPUT_DIR):
+        os.mkdir(PARQUET_OUTPUT_DIR)
 
 
 # Always run setup, even if this is executed via "python -m unittest" rather
@@ -86,6 +89,21 @@ class WikiqTester:
 # malformed xmls DONE
 
 class WikiqTestCase(unittest.TestCase):
+    def test_WP_noargs(self):
+        tester = WikiqTester(IKWIKI, "noargs")
+
+        try:
+            tester.call_wikiq()
+        except subprocess.CalledProcessError as exc:
+            self.fail(exc.stderr.decode("utf8"))
+
+        copyfile(tester.call_output, tester.test_file)
+
+        test = pd.read_table(tester.test_file)
+        baseline = pd.read_table(tester.baseline_file)
+        assert_frame_equal(test, baseline, check_like=True)
+
+
     def test_WP_url_encode(self):
         tester = WikiqTester(IKWIKI, "url-encode")
 
@@ -330,7 +348,7 @@ class WikiqTestCase(unittest.TestCase):
         copyfile(tester.call_output, tester.test_file)
 
         # as a test let's make sure that we get equal data frames
-        test = pd.read_table(tester.test_file)
+        test = pd.read_parquet(tester.test_file)
         baseline = pd.read_table(tester.baseline_file)
         assert_frame_equal(test, baseline, check_like=True)