зеркало из https://github.com/mozilla/gecko-dev.git
92 строки
3.4 KiB
JavaScript
92 строки
3.4 KiB
JavaScript
var {OS} = Components.utils.import("resource://gre/modules/osfile.jsm", {});
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var {Services} = Components.utils.import("resource://gre/modules/Services.jsm", {});
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/**
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* Test optional duration reporting that can be used for telemetry.
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*/
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add_task(function* duration() {
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Services.prefs.setBoolPref("toolkit.osfile.log", true);
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// Options structure passed to a OS.File copy method.
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let copyOptions = {
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// This field should be overridden with the actual duration
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// measurement.
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outExecutionDuration: null
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};
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let currentDir = yield OS.File.getCurrentDirectory();
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let pathSource = OS.Path.join(currentDir, "test_duration.js");
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let copyFile = pathSource + ".bak";
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function testOptions(options, name) {
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do_print("Checking outExecutionDuration for operation: " + name);
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do_print(name + ": Gathered method duration time: " +
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options.outExecutionDuration + "ms");
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// Making sure that duration was updated.
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do_check_eq(typeof options.outExecutionDuration, "number");
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do_check_true(options.outExecutionDuration >= 0);
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};
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// Testing duration of OS.File.copy.
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yield OS.File.copy(pathSource, copyFile, copyOptions);
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testOptions(copyOptions, "OS.File.copy");
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yield OS.File.remove(copyFile);
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// Trying an operation where options are cloned.
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let pathDest = OS.Path.join(OS.Constants.Path.tmpDir,
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"osfile async test read writeAtomic.tmp");
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let tmpPath = pathDest + ".tmp";
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let readOptions = {
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outExecutionDuration: null
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};
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let contents = yield OS.File.read(pathSource, undefined, readOptions);
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testOptions(readOptions, "OS.File.read");
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// Options structure passed to a OS.File writeAtomic method.
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let writeAtomicOptions = {
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// This field should be first initialized with the actual
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// duration measurement then progressively incremented.
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outExecutionDuration: null,
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tmpPath: tmpPath
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};
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yield OS.File.writeAtomic(pathDest, contents, writeAtomicOptions);
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testOptions(writeAtomicOptions, "OS.File.writeAtomic");
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yield OS.File.remove(pathDest);
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do_print("Ensuring that we can use outExecutionDuration to accumulate durations");
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let ARBITRARY_BASE_DURATION = 5;
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copyOptions = {
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// This field should now be incremented with the actual duration
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// measurement.
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outExecutionDuration: ARBITRARY_BASE_DURATION
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};
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let backupDuration = ARBITRARY_BASE_DURATION;
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// Testing duration of OS.File.copy.
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yield OS.File.copy(pathSource, copyFile, copyOptions);
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do_check_true(copyOptions.outExecutionDuration >= backupDuration);
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backupDuration = copyOptions.outExecutionDuration;
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yield OS.File.remove(copyFile, copyOptions);
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do_check_true(copyOptions.outExecutionDuration >= backupDuration);
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// Trying an operation where options are cloned.
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// Options structure passed to a OS.File writeAtomic method.
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writeAtomicOptions = {
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// This field should be overridden with the actual duration
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// measurement.
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outExecutionDuration: copyOptions.outExecutionDuration,
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tmpPath: tmpPath
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};
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backupDuration = writeAtomicOptions.outExecutionDuration;
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yield OS.File.writeAtomic(pathDest, contents, writeAtomicOptions);
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do_check_true(copyOptions.outExecutionDuration >= backupDuration);
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OS.File.remove(pathDest);
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// Testing an operation that doesn't take arguments at all
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let file = yield OS.File.open(pathSource);
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yield file.stat();
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yield file.close();
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});
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function run_test() {
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run_next_test();
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}
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