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Fix a leak in coverage #5289

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Merged
mjesun merged 7 commits into from
Jan 13, 2018
Merged

Fix a leak in coverage #5289

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fd40599
Fix a leak in coverage
rickhanlonii Jan 11, 2018
dfe1cc7
Fix tests
rickhanlonii Jan 12, 2018
40a1c86
Return undefined instead of null
rickhanlonii Jan 12, 2018
e803b79
Update changelog
rickhanlonii Jan 12, 2018
423d579
Merge branch 'master' into rh-fix-coverage-leak
rickhanlonii Jan 12, 2018
01128f0
Update to use deepCyclicCopy
rickhanlonii Jan 13, 2018
704d1aa
Respect keepPrototype option for arrays
rickhanlonii Jan 13, 2018
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2 changes: 1 addition & 1 deletion packages/jest-runner/src/run_test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -123,7 +123,7 @@ async function runTestInternal(

result.perfStats = {end: Date.now(), start};
result.testFilePath = path;
result.coverage = runtime.getAllCoverageInfo();
result.coverage = runtime.getAllCoverageInfoCopy();
result.sourceMaps = runtime.getSourceMapInfo();
result.console = testConsole.getBuffer();
result.skipped = testCount === result.numPendingTests;
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7 changes: 5 additions & 2 deletions packages/jest-runtime/src/index.js
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Expand Up @@ -433,8 +433,11 @@ class Runtime {
}
}

getAllCoverageInfo() {
return this._environment.global.__coverage__;
getAllCoverageInfoCopy() {
const coverage = this._environment.global.__coverage__;
if (!coverage) return null;

return JSON.parse(JSON.stringify(coverage));
}

getSourceMapInfo() {
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