diff options
Diffstat (limited to 'devtools/server/tests/browser/browser_perf-recording-actor-02.js')
-rw-r--r-- | devtools/server/tests/browser/browser_perf-recording-actor-02.js | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/devtools/server/tests/browser/browser_perf-recording-actor-02.js b/devtools/server/tests/browser/browser_perf-recording-actor-02.js new file mode 100644 index 000000000..8337ad2ef --- /dev/null +++ b/devtools/server/tests/browser/browser_perf-recording-actor-02.js @@ -0,0 +1,54 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +/** + * Test that buffer status is correctly updated in recording models. + */ + +var BUFFER_SIZE = 20000; +var config = { bufferSize: BUFFER_SIZE }; + +const { PerformanceFront } = require("devtools/shared/fronts/performance"); + +add_task(function* () { + let browser = yield addTab(MAIN_DOMAIN + "doc_perf.html"); + let doc = browser.contentDocument; + + initDebuggerServer(); + let client = new DebuggerClient(DebuggerServer.connectPipe()); + let form = yield connectDebuggerClient(client); + let front = PerformanceFront(client, form); + yield front.connect(); + + yield front.setProfilerStatusInterval(10); + let model = yield front.startRecording(config); + let stats = yield once(front, "profiler-status"); + is(stats.totalSize, BUFFER_SIZE, `profiler-status event has totalSize: ${stats.totalSize}`); + ok(stats.position < BUFFER_SIZE, `profiler-status event has position: ${stats.position}`); + ok(stats.generation >= 0, `profiler-status event has generation: ${stats.generation}`); + ok(stats.isActive, "profiler-status event is isActive"); + is(typeof stats.currentTime, "number", "profiler-status event has currentTime"); + + // Halt once more for a buffer status to ensure we're beyond 0 + yield once(front, "profiler-status"); + + let lastBufferStatus = 0; + let checkCount = 0; + while (lastBufferStatus < 1) { + let currentBufferStatus = front.getBufferUsageForRecording(model); + ok(currentBufferStatus > lastBufferStatus, `buffer is more filled than before: ${currentBufferStatus} > ${lastBufferStatus}`); + lastBufferStatus = currentBufferStatus; + checkCount++; + yield once(front, "profiler-status"); + } + + ok(checkCount >= 1, "atleast 1 event were fired until the buffer was filled"); + is(lastBufferStatus, 1, "buffer usage cannot surpass 100%"); + yield front.stopRecording(model); + + is(front.getBufferUsageForRecording(model), null, "buffer usage should be null when no longer recording."); + + yield front.destroy(); + yield client.close(); + gBrowser.removeCurrentTab(); +}); |