gecko-dev/tools/code-coverage/tests/xpcshell/test_basic.js
Marco Castelluccio 46eea092e8 Bug 1380661 - Test JS counters are being flushed. r=nbp
--HG--
extra : rebase_source : 6717a51b9b4821ba50c336ecb3f6e170d335a6de
2018-10-24 21:33:14 +02:00

67 lines
3.2 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
function test_code_coverage_func1() {
return 22;
}
function test_code_coverage_func2() {
return 22;
}
async function run_test() {
do_test_pending();
Assert.ok("@mozilla.org/tools/code-coverage;1" in Cc);
const codeCoverageCc = Cc["@mozilla.org/tools/code-coverage;1"];
Assert.ok(!!codeCoverageCc);
const codeCoverage = codeCoverageCc.getService(Ci.nsICodeCoverage);
Assert.ok(!!codeCoverage);
const files_orig = getFiles();
test_code_coverage_func1();
// Flush counters for the first time, we should see this function executed, but test_code_coverage_func not executed.
await codeCoverage.flushCounters();
const first_flush_files = getFiles();
const first_flush_records = parseRecords(diffFiles(first_flush_files, files_orig));
Assert.ok(first_flush_records.has("test_basic.js"));
let fnRecords = first_flush_records.get("test_basic.js").filter(record => record.type == "FN");
let fndaRecords = first_flush_records.get("test_basic.js").filter(record => record.type == "FNDA");
Assert.ok(fnRecords.some(record => record.name == "top-level"));
Assert.ok(fnRecords.some(record => record.name == "run_test"));
Assert.ok(fnRecords.some(record => record.name == "test_code_coverage_func1"));
Assert.ok(fndaRecords.some(record => record.name == "run_test" && record.hits == 1));
Assert.ok(!fndaRecords.some(record => record.name == "run_test" && record.hits != 1));
Assert.ok(fndaRecords.some(record => record.name == "test_code_coverage_func1" && record.hits == 1));
Assert.ok(!fndaRecords.some(record => record.name == "test_code_coverage_func1" && record.hits != 1));
Assert.ok(!fndaRecords.some(record => record.name == "test_code_coverage_func2"));
test_code_coverage_func2();
// Flush counters for the second time, we should see this function not executed, but test_code_coverage_func executed.
await codeCoverage.flushCounters();
const second_flush_files = getFiles();
const second_flush_records = parseRecords(diffFiles(second_flush_files, first_flush_files));
Assert.ok(second_flush_records.has("test_basic.js"));
fnRecords = second_flush_records.get("test_basic.js").filter(record => record.type == "FN");
fndaRecords = second_flush_records.get("test_basic.js").filter(record => record.type == "FNDA");
Assert.ok(fnRecords.some(record => record.name == "top-level"));
Assert.ok(fnRecords.some(record => record.name == "run_test"));
Assert.ok(fnRecords.some(record => record.name == "test_code_coverage_func1"));
Assert.ok(fnRecords.some(record => record.name == "test_code_coverage_func2"));
Assert.ok(fndaRecords.some(record => record.name == "test_code_coverage_func1" && record.hits == 0));
Assert.ok(!fndaRecords.some(record => record.name == "test_code_coverage_func1" && record.hits != 0));
Assert.ok(fndaRecords.some(record => record.name == "test_code_coverage_func2" && record.hits == 1));
Assert.ok(!fndaRecords.some(record => record.name == "test_code_coverage_func2" && record.hits != 1));
do_test_finished();
}