diff --git a/mypy/test/helpers.py b/mypy/test/helpers.py
index 36ad5ad4ec1a..8ff6874e746a 100644
--- a/mypy/test/helpers.py
+++ b/mypy/test/helpers.py
@@ -444,6 +444,8 @@ def check_test_output_files(
if testcase.suite.native_sep and os.path.sep == "\\":
normalized_output = [fix_cobertura_filename(line) for line in normalized_output]
normalized_output = normalize_error_messages(normalized_output)
+ if os.path.basename(testcase.file) == "reports.test":
+ normalized_output = normalize_report_meta(normalized_output)
assert_string_arrays_equal(
expected_content.splitlines(),
normalized_output,
@@ -467,6 +469,13 @@ def normalize_file_output(content: list[str], current_abs_path: str) -> list[str
return result
+def normalize_report_meta(content: list[str]) -> list[str]:
+ # libxml 2.15 and newer emits the "modern" version of this element.
+ # Normalize the old style to look the same.
+ html_meta = ''
+ return ['' if x == html_meta else x for x in content]
+
+
def find_test_files(pattern: str, exclude: list[str] | None = None) -> list[str]:
return [
path.name
diff --git a/test-data/unit/reports.test b/test-data/unit/reports.test
index cce2f7295e3b..6e80683ad957 100644
--- a/test-data/unit/reports.test
+++ b/test-data/unit/reports.test
@@ -118,7 +118,7 @@ class A(object):
[outfile report/html/n.py.html]
-
+
@@ -172,7 +172,7 @@ T = TypeVar('T')
[outfile report/html/n.py.html]
-
+
@@ -214,7 +214,7 @@ def bar(x):
[outfile report/html/n.py.html]
-
+
@@ -255,7 +255,7 @@ old_stdout = sys.stdout
[outfile report/html/n.py.html]
-
+
@@ -487,7 +487,7 @@ DisplayToSource = Callable[[int], int]
[outfile report/html/n.py.html]
-
+
@@ -529,7 +529,7 @@ namespace_packages = True
[outfile report/html/folder/subfolder/something.py.html]
-
+