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Code Issues Releases Activity

Test for conflict message from requirements.txt

This commit is contained in:
Tzu-ping Chung 2020-07-26 15:58:38 +08:00
parent aff33ffc4c
commit 906072a292
1 changed files with 26 additions and 0 deletions
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26
tests/functional/test_new_resolver_errors.py Normal file
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from tests.lib import create_basic_wheel_for_package
def test_new_resolver_conflict_requirements_file(tmpdir, script):
create_basic_wheel_for_package(script, "base", "1.0")
create_basic_wheel_for_package(script, "base", "2.0")
create_basic_wheel_for_package(
script, "pkga", "1.0", depends=["base==1.0"],
)
create_basic_wheel_for_package(
script, "pkgb", "1.0", depends=["base==2.0"],
)
req_file = tmpdir.joinpath("requirements.txt")
req_file.write_text("pkga\npkgb")
result = script.pip(
"install", "--use-feature=2020-resolver",
"--no-cache-dir", "--no-index",
"--find-links", script.scratch_path,
"-r", req_file,
expect_error=True,
)
message = "package versions have conflicting dependencies"
assert message in result.stderr, str(result)