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- """Test cases for reports generated by mypy."""
- from __future__ import annotations
- import textwrap
- from mypy.report import CoberturaPackage, get_line_rate
- from mypy.test.helpers import Suite, assert_equal
- try:
- import lxml # type: ignore[import]
- except ImportError:
- lxml = None
- import pytest
- class CoberturaReportSuite(Suite):
- @pytest.mark.skipif(lxml is None, reason="Cannot import lxml. Is it installed?")
- def test_get_line_rate(self) -> None:
- assert_equal("1.0", get_line_rate(0, 0))
- assert_equal("0.3333", get_line_rate(1, 3))
- @pytest.mark.skipif(lxml is None, reason="Cannot import lxml. Is it installed?")
- def test_as_xml(self) -> None:
- import lxml.etree as etree # type: ignore[import]
- cobertura_package = CoberturaPackage("foobar")
- cobertura_package.covered_lines = 21
- cobertura_package.total_lines = 42
- child_package = CoberturaPackage("raz")
- child_package.covered_lines = 10
- child_package.total_lines = 10
- child_package.classes["class"] = etree.Element("class")
- cobertura_package.packages["raz"] = child_package
- expected_output = textwrap.dedent(
- """\
- <package complexity="1.0" name="foobar" branch-rate="0" line-rate="0.5000">
- <classes/>
- <packages>
- <package complexity="1.0" name="raz" branch-rate="0" line-rate="1.0000">
- <classes>
- <class/>
- </classes>
- </package>
- </packages>
- </package>
- """
- ).encode("ascii")
- assert_equal(
- expected_output, etree.tostring(cobertura_package.as_xml(), pretty_print=True)
- )
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