fix: Add collections errors to report (pytest-dev#756)

src/pytest_html/basereport.py

@@ -192,6 +192,11 @@ def pytest_terminal_summary(self, terminalreporter):
             f"Generated html report: {self._report_path.as_uri()}",
         )
 
+    @pytest.hookimpl(trylast=True)
+    def pytest_collectreport(self, report):
+        if report.failed:
+            self._process_report(report, 0)
+
     @pytest.hookimpl(trylast=True)
     def pytest_collection_finish(self, session):
         self._report.collected_items = len(session.items)
@@ -299,7 +304,9 @@ def _format_duration(duration):
 
 
 def _is_error(report):
-    return report.when in ["setup", "teardown"] and report.outcome == "failed"
+    return (
+        report.when in ["setup", "teardown", "collect"] and report.outcome == "failed"
+    )
 
 
 def _process_logs(report):

src/pytest_html/report_data.py

@@ -133,7 +133,7 @@ def add_test(self, test_data, report, outcome, logs):
             self.append_teardown_log(report)
 
         # passed "setup" and "teardown" are not added to the html
-        if report.when == "call" or (
+        if report.when in ["call", "collect"] or (
             report.when in ["setup", "teardown"] and report.outcome != "passed"
         ):
             test_data["log"] = _handle_ansi("\n".join(logs))

testing/test_integration.py

@@ -758,6 +758,20 @@ def test_streams(setup):
                     assert_that(log).matches(f"- Captured {stream} {when} -")
                     assert_that(log).matches(f"this is {when} {stream}")
 
+    def test_collect_error(self, pytester):
+        error_msg = "Non existent module"
+        pytester.makepyfile(
+            f"""
+            import pytest
+            raise ImportError("{error_msg}")
+        """
+        )
+        page = run(pytester)
+        assert_results(page, error=1)
+
+        log = get_log(page)
+        assert_that(log).matches(rf"E\s+ImportError: {error_msg}")
+
 
 class TestLogCapturing:
     LOG_LINE_REGEX = r"\s+this is {}"