Add tests for parse summary

analyzer/tests/functional/analyze_and_parse/test_analyze_and_parse.py

@@ -776,3 +776,17 @@ def test_html_checker_url(self):
                       encoding="utf-8", errors="ignore") as f:
                 content = f.read()
             self.assertTrue(re.search('"url": null', content))
+
+    def test_summary_option(self):
+        """ Test '--summary' flag of parse command. """
+        test_project_notes = os.path.join(self.test_workspaces['NORMAL'],
+                                          "test_files", "notes")
+
+        parse_cmd = ['CodeChecker', 'parse', "--summary",
+                       test_project_notes]
+
+        out, _, _ = call_command(parse_cmd, cwd=self.test_dir,
+                                      env=self.env)
+
+        self.assertIn("Checkers Summary Statistics", out)
+        self.assertIn("alpha.clone.CloneChecker | 1", out)

tools/report-converter/tests/unit/output/statistics/test_checker_summary.py

@@ -0,0 +1,24 @@
+import unittest
+import io
+import contextlib
+
+from codechecker_report_converter.report.statistics import Statistics
+
+
+class TestCheckerSummary(unittest.TestCase):
+    """ Test the output of the statistics checker summary. """
+
+    def test_checker_summary(self):
+        """ Test the output of the statistics checker summary. """
+        input = {"Checker_A":1, "Checker_B":2, "Checker_C": 3}
+        Statistics.write_checker_summary(input)
+        f = io.StringIO()
+        with contextlib.redirect_stdout(f):
+            Statistics.write_checker_summary(input, f)
+            output = f.getvalue()
+        self.assertIn("Checker_C    | 3", output)
+        self.assertIn("Checker_B    | 2", output)
+        self.assertIn("Checker_A    | 1", output)
+
+        # Check if checker_C comes first in the output
+        self.assertLess(output.find("Checker_C"), output.find("Checker_B"))