def test_gifft_codegen():
"""
A regression test. Very fragile.
It generates C++ for GIFFT for metrics_test.yaml and compares it
byte-for-byte with expected output C++ files.
To generate new expected output files, set `UPDATE_EXPECT=1` when running the test suite:
UPDATE_EXPECT=1 mach test toolkit/components/glean/pytest
"""
options = {"allow_reserved": False}
here_path = Path(path.dirname(__file__))
input_files = [here_path / "metrics_test.yaml"]
all_objs, options = run_glean_parser.parse_with_options(
input_files, options)
for probe_type in ("Event", "Histogram", "Scalar"):
output_fd = io.StringIO()
cpp_fd = io.StringIO()
run_glean_parser.output_gifft_map(output_fd, probe_type, all_objs,
cpp_fd)
expect(here_path / f"gifft_output_{probe_type}", output_fd.getvalue())
if probe_type == "Event":
expect(here_path / "gifft_output_EventExtra", cpp_fd.getvalue())
def test_all_metric_types():
"""Honestly, this is a pretty bad test.
It generates C++ for a given test metrics.yaml and compares it byte-for-byte
with an expected output C++ file.
Expect it to be fragile.
To generate new expected output files, set `UPDATE_EXPECT=1` when running the test suite:
UPDATE_EXPECT=1 mach test toolkit/components/glean/pytest
"""
options = {"allow_reserved": False}
input_files = [
Path(path.join(path.dirname(__file__), "metrics_test.yaml"))
]
all_objs, options = run_glean_parser.parse_with_options(
input_files, options)
output_fd = io.StringIO()
cpp.output_cpp(all_objs, output_fd, options)
expect(
path.join(path.dirname(__file__), "metrics_test_output_cpp"),
output_fd.getvalue(),
)
def test_expires_version():
"""This test relies on the intermediary object format output by glean_parser.
Expect it to be fragile on glean_parser updates that change that format.
"""
# The test file has 41, 42, 100. Use 42.0a1 here to ensure "expires == version" means expired.
options = run_glean_parser.get_parser_options("42.0a1")
input_files = [
Path(
path.join(path.dirname(__file__),
"metrics_expires_versions_test.yaml"))
]
all_objs, options = run_glean_parser.parse_with_options(
input_files, options)
assert all_objs["test"]["expired1"].disabled is True
assert all_objs["test"]["expired2"].disabled is True
assert all_objs["test"]["unexpired"].disabled is False
def test_fake_pings():
"""Another similarly-bad test.
It generates Rust for pings_test.yaml, comparing it byte-for-byte
with an expected output Rust file.
Expect it to be fragile.
To generate new expected output files, set `UPDATE_EXPECT=1` when running the test suite:
UPDATE_EXPECT=1 mach test toolkit/components/glean/pytest
"""
options = {"allow_reserved": False}
input_files = [Path(path.join(path.dirname(__file__), "pings_test.yaml"))]
all_objs, options = run_glean_parser.parse_with_options(
input_files, options)
output_fd = io.StringIO()
rust.output_rust(all_objs, output_fd, options)
expect(path.join(path.dirname(__file__), "pings_test_output"),
output_fd.getvalue())