gecko/toolkit/devtools/server/tests/unit/test_trace_actor-05.js

117 lines
3.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Simple tests for "callsite", "time", "parameterNames", "arguments",
* and "return" trace types.
*/
let {defer} = devtools.require("sdk/core/promise");
var gDebuggee;
var gClient;
var gTraceClient;
function run_test()
{
initTestTracerServer();
gDebuggee = addTestGlobal("test-tracer-actor");
gClient = new DebuggerClient(DebuggerServer.connectPipe());
gClient.connect(function() {
attachTestTab(gClient, "test-tracer-actor", function(aResponse, aTabClient) {
gClient.attachTracer(aResponse.traceActor, function(aResponse, aTraceClient) {
gTraceClient = aTraceClient;
test_enter_exit_frame();
});
});
});
do_test_pending();
}
function test_enter_exit_frame()
{
let packets = [];
gTraceClient.addListener("enteredFrame", function(aEvent, aPacket) {
do_check_eq(aPacket.type, "enteredFrame",
'enteredFrame response should have type "enteredFrame"');
do_check_eq(typeof aPacket.sequence, "number",
'enteredFrame response should have sequence number');
do_check_eq(typeof aPacket.name, "string",
'enteredFrame response should have function name');
do_check_eq(typeof aPacket.callsite, "object",
'enteredFrame response should have callsite');
do_check_eq(typeof aPacket.time, "number",
'enteredFrame response should have time');
packets[aPacket.sequence] = aPacket;
});
gTraceClient.addListener("exitedFrame", function(aEvent, aPacket) {
do_check_eq(aPacket.type, "exitedFrame",
'exitedFrame response should have type "exitedFrame"');
do_check_eq(typeof aPacket.sequence, "number",
'exitedFrame response should have sequence number');
do_check_eq(typeof aPacket.time, "number",
'exitedFrame response should have time');
packets[aPacket.sequence] = aPacket;
});
start_trace()
.then(eval_code)
.then(stop_trace)
.then(function() {
do_check_eq(packets[2].name, "foo",
'Third packet in sequence should be entry to "foo" frame');
do_check_eq(typeof packets[2].parameterNames, "object",
'foo entry packet should have parameterNames');
do_check_eq(packets[2].parameterNames.length, 1,
'foo should have only one formal parameter');
do_check_eq(packets[2].parameterNames[0], "x",
'foo should have formal parameter "x"');
do_check_eq(typeof packets[2].arguments, "object",
'foo entry packet should have arguments');
do_check_eq(typeof packets[2].arguments.values, "object",
'foo arguments object should have values array');
do_check_eq(packets[2].arguments.values.length, 1,
'foo should have only one actual parameter');
do_check_eq(packets[2].arguments.values[0], 42,
'foo should have actual parameter 42');
do_check_eq(typeof packets[3].return, "object",
'Fourth packet in sequence should be exit from "foo" frame');
do_check_eq(packets[3].return.value, "bar",
'foo should return "bar"');
finishClient(gClient);
});
}
function start_trace()
{
let deferred = defer();
gTraceClient.startTrace(
["name", "callsite", "time", "parameterNames", "arguments", "return"],
null,
function() { deferred.resolve(); });
return deferred.promise;
}
function eval_code()
{
gDebuggee.eval("(" + function() {
function foo(x) {
return "bar";
}
foo(42);
} + ")()");
}
function stop_trace()
{
let deferred = defer();
gTraceClient.stopTrace(null, function() { deferred.resolve(); });
return deferred.promise;
}