The Tor Browser: toolkit/devtools/server/tests/unit/test_trace

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* Any copyright is dedicated to the Public Domain.

     2  http://creativecommons.org/publicdomain/zero/1.0/ */

     4 /**

     5  * Tests re-entrant startTrace/stopTrace calls on TraceActor.  Tests

     6  * that stopTrace ends the most recently started trace when not

     7  * provided with a name. Tests that starting a trace with the same

     8  * name twice results in only one trace being collected for that name.

     9  */

    11 var gDebuggee;

    12 var gClient;

    13 var gTraceClient;

    15 function run_test()

    16 {

    17   initTestTracerServer();

    18   gDebuggee = addTestGlobal("test-tracer-actor");

    19   gClient = new DebuggerClient(DebuggerServer.connectPipe());

    20   gClient.connect(function() {

    21     attachTestTab(gClient, "test-tracer-actor", function(aResponse, aTabClient) {

    22       gClient.attachTracer(aResponse.traceActor, function(aResponse, aTraceClient) {

    23         gTraceClient = aTraceClient;

    24         test_start_stop_reentrant();

    25       });

    26     });

    27   });

    28   do_test_pending();

    29 }

    31 function test_start_stop_reentrant()

    32 {

    33   do_check_true(!gTraceClient.tracing, "TraceClient should start in idle state");

    35   start_named_trace("foo")

    36     .then(start_named_trace.bind(null, "foo"))

    37     .then(start_named_trace.bind(null, "bar"))

    38     .then(start_named_trace.bind(null, "baz"))

    39     .then(stop_trace.bind(null, "bar", "bar"))

    40     .then(stop_trace.bind(null, null, "baz"))

    41     .then(stop_trace.bind(null, null, "foo"))

    42     .then(function() {

    43       do_check_true(!gTraceClient.tracing, "TraceClient should finish in idle state");

    44       finishClient(gClient);

    45     });

    46 }

    48 function start_named_trace(aName)

    49 {

    50   let deferred = promise.defer();

    51   gTraceClient.startTrace([], aName, function(aResponse) {

    52     do_check_true(!!gTraceClient.tracing, "TraceClient should be in tracing state");

    53     do_check_true(!aResponse.error,

    54                   'startTrace should not respond with error: ' + aResponse.error);

    55     do_check_eq(aResponse.type, "startedTrace",

    56                 'startTrace response should have "type":"startedTrace" property');

    57     do_check_eq(aResponse.why, "requested",

    58                 'startTrace response should have "why":"requested" property');

    59     do_check_eq(aResponse.name, aName,

    60                 'startTrace response should have the given name');

    61     deferred.resolve();

    62   });

    63   return deferred.promise;

    64 }

    66 function stop_trace(aName, aExpectedName)

    67 {

    68   let deferred = promise.defer();

    69   gTraceClient.stopTrace(aName, function(aResponse) {

    70     do_check_true(!aResponse.error,

    71                   'stopTrace should not respond with error: ' + aResponse.error);

    72     do_check_true(aResponse.type === "stoppedTrace",

    73                   'stopTrace response should have "type":"stoppedTrace" property');

    74     do_check_true(aResponse.why === "requested",

    75                   'stopTrace response should have "why":"requested" property');

    76     do_check_true(aResponse.name === aExpectedName,

    77                   'stopTrace response should have name "' + aExpectedName

    78                   + '", but had "' + aResponse.name + '"');

    79     deferred.resolve();

    80   });

    81   return deferred.promise;

    82 }

The Tor Browser / file revision