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generate coverage stubs for files that are not run

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This commit is contained in:
Florian Dold 2016-11-14 00:10:55 +01:00
parent be5917c97b
commit 8b855c969d
1 changed files with 22 additions and 8 deletions
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30
testlib/selenium/runtime.js
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@ -138,19 +138,33 @@ if (argv["coverage"]) {
driver.executeScript(script);
driver.wait(untilTestOver);
/**
* Instrument and get a coverage stub for all
* files we don't have coverage for, so they show
* up in the report.
*/
function augmentCoverage(cov) {
for (let file of globSync(projectRoot + "/src/**/*.js")) {
let suffix = file.substring(0, projectRoot.lenth);
if (/.*\/vendor\/.*/.test(suffix)) {
continue;
}
if (/.*\/taler-emscripten-lib.js/.test(suffix)) {
continue;
}
if (file in cov) {
continue;
}
cov[file] = {
"path":file,
"s":{"1":0},
"b":{},
"f":{},
"fnMap":{},
"statementMap":{"1":{"start":{"line":1,"column":0},"end":{"line":1,"column":0}}},
"branchMap":{}
let instrumenter = new (require("istanbul").Instrumenter)();
let source = fs.readFileSync(file, "utf-8");
let instrumentedSrc = instrumenter.instrumentSync(source, file);
let covStubRE = /\{.*"path".*"fnMap".*"statementMap".*"branchMap".*\}/g;
let covStubMatch = covStubRE.exec(instrumentedSrc);
if (covStubMatch !== null) {
let covStub = JSON.parse(covStubMatch[0]);
cov[file] = covStub;
}
}
}