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Erase stale coverage before hatch test #2349

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Merged
cjames23 merged 2 commits into from
Jul 23, 2026
+15 −1
Merged

Erase stale coverage before hatch test #2349

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a710c52
Erase stale coverage before hatch test
floze-the-genius Jul 18, 2026
6e36aec
Merge branch 'master' into agent/erase-stale-coverage
cjames23 Jul 23, 2026
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6 changes: 5 additions & 1 deletion docs/history/hatch.md
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Expand Up @@ -8,10 +8,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),

## Unreleased

***Fixed***

***Fixed:***

- Erase stale coverage data before running `hatch test --cover`.

- Fix environment creation crashing when a metadata hook exists that doesn’t happen to be installed in the `hatch` CLI’s environment.


## [1.17.1](https://github.com/pypa/hatch/releases/tag/hatch-v1.17.1) - 2026-07-08 ## {: #hatch-v1.17.1 }

***Fixed***
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4 changes: 4 additions & 0 deletions src/hatch/cli/test/__init__.py
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Expand Up @@ -180,6 +180,10 @@ def test(
if cover:
patched_coverage.write_config_file()

for context in app.runner_context([selected_envs[0]]):
context.add_shell_command("coverage erase")
context.env_vars["COVERAGE_RCFILE"] = coverage_config_file

for context in app.runner_context(selected_envs, ignore_compat=multiple_possible, display_header=multiple_possible):
internal_arguments: list[str] = list(context.env.config.get("extra-args", []))

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6 changes: 6 additions & 0 deletions tests/cli/test/test_test.py
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Expand Up @@ -194,6 +194,7 @@ def test_flag(self, hatch, temp_dir, config_file, env_run, mocker):
assert not result.output

assert env_run.call_args_list == [
mocker.call("coverage erase", shell=True),
mocker.call("coverage run -m pytest -p no:randomly tests", shell=True),
mocker.call("coverage combine", shell=True),
mocker.call("coverage report", shell=True),
Expand Down Expand Up @@ -230,6 +231,7 @@ def test_flag_with_arguments(self, hatch, temp_dir, config_file, env_run, mocker
assert not result.output

assert env_run.call_args_list == [
mocker.call("coverage erase", shell=True),
mocker.call("coverage run -m pytest -p no:randomly --flag -- arg1 arg2", shell=True),
mocker.call("coverage combine", shell=True),
mocker.call("coverage report", shell=True),
Expand Down Expand Up @@ -266,6 +268,7 @@ def test_quiet_implicitly_enables(self, hatch, temp_dir, config_file, env_run, m
assert not result.output

assert env_run.call_args_list == [
mocker.call("coverage erase", shell=True),
mocker.call("coverage run -m pytest -p no:randomly tests", shell=True),
mocker.call("coverage combine", shell=True),
]
Expand Down Expand Up @@ -303,6 +306,7 @@ def test_legacy_config_define_section(self, hatch, temp_dir, config_file, env_ru
assert not result.output

assert env_run.call_args_list == [
mocker.call("coverage erase", shell=True),
mocker.call("coverage run -m pytest -p no:randomly tests", shell=True),
mocker.call("coverage combine", shell=True),
mocker.call("coverage report", shell=True),
Expand Down Expand Up @@ -341,6 +345,7 @@ def test_legacy_config_enable_parallel(self, hatch, temp_dir, config_file, env_r
assert not result.output

assert env_run.call_args_list == [
mocker.call("coverage erase", shell=True),
mocker.call("coverage run -m pytest -p no:randomly tests", shell=True),
mocker.call("coverage combine", shell=True),
mocker.call("coverage report", shell=True),
Expand Down Expand Up @@ -809,6 +814,7 @@ def test_coverage(self, hatch, temp_dir, config_file, env_run, mocker):
assert not result.output

assert env_run.call_args_list == [
mocker.call("coverage erase", shell=True),
mocker.call("test with coverage", shell=True),
mocker.call("combine coverage", shell=True),
mocker.call("show coverage", shell=True),
Expand Down
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