forked from mirrors/gecko-dev
118 lines
4.4 KiB
JavaScript
118 lines
4.4 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/* eslint-disable no-shadow */
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"use strict";
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/**
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* Check that execution doesn't pause twice while stepping, when encountering
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* either a breakpoint or a debugger statement.
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*/
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var gDebuggee;
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var gClient;
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var gThreadClient;
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var gCallback;
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function run_test() {
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run_test_with_server(DebuggerServer, function () {
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run_test_with_server(WorkerDebuggerServer, do_test_finished);
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});
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do_test_pending();
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}
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function run_test_with_server(server, callback) {
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gCallback = callback;
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initTestDebuggerServer(server);
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gDebuggee = addTestGlobal("test-stack", server);
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gClient = new DebuggerClient(server.connectPipe());
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gClient.connect().then(function () {
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attachTestTabAndResume(gClient, "test-stack",
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function (response, tabClient, threadClient) {
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gThreadClient = threadClient;
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test_simple_breakpoint();
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});
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});
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}
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function test_simple_breakpoint() {
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gThreadClient.addOneTimeListener("paused", function (event, packet) {
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let source = gThreadClient.source(packet.frame.where.source);
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let location = { line: gDebuggee.line0 + 2 };
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source.setBreakpoint(location, Task.async(function* (response, bpClient) {
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const testCallbacks = [
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function (packet) {
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// Check that the stepping worked.
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do_check_eq(packet.frame.where.line, gDebuggee.line0 + 5);
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do_check_eq(packet.why.type, "resumeLimit");
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},
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function (packet) {
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// Entered the foo function call frame.
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do_check_eq(packet.frame.where.line, location.line);
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do_check_neq(packet.why.type, "breakpoint");
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do_check_eq(packet.why.type, "resumeLimit");
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},
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function (packet) {
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// At the end of the foo function call frame.
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do_check_eq(packet.frame.where.line, gDebuggee.line0 + 3);
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do_check_neq(packet.why.type, "breakpoint");
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do_check_eq(packet.why.type, "resumeLimit");
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},
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function (packet) {
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// Check that the breakpoint wasn't the reason for this pause, but
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// that the frame is about to be popped while stepping.
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do_check_eq(packet.frame.where.line, gDebuggee.line0 + 3);
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do_check_neq(packet.why.type, "breakpoint");
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do_check_eq(packet.why.type, "resumeLimit");
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do_check_eq(packet.why.frameFinished.return.type, "undefined");
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},
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function (packet) {
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// The foo function call frame was just popped from the stack.
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do_check_eq(gDebuggee.a, 1);
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do_check_eq(gDebuggee.b, undefined);
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do_check_eq(packet.frame.where.line, gDebuggee.line0 + 5);
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do_check_eq(packet.why.type, "resumeLimit");
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do_check_eq(packet.poppedFrames.length, 1);
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},
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function (packet) {
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// Check that the debugger statement wasn't the reason for this pause.
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do_check_eq(packet.frame.where.line, gDebuggee.line0 + 6);
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do_check_neq(packet.why.type, "debuggerStatement");
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do_check_eq(packet.why.type, "resumeLimit");
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},
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function (packet) {
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// Check that the debugger statement wasn't the reason for this pause.
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do_check_eq(packet.frame.where.line, gDebuggee.line0 + 7);
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do_check_neq(packet.why.type, "debuggerStatement");
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do_check_eq(packet.why.type, "resumeLimit");
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},
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];
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for (let callback of testCallbacks) {
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let waiter = waitForPause(gThreadClient);
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gThreadClient.stepIn();
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let packet = yield waiter;
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callback(packet);
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}
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// Remove the breakpoint and finish.
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let waiter = waitForPause(gThreadClient);
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gThreadClient.stepIn();
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yield waiter;
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bpClient.remove(() => gThreadClient.resume(() => gClient.close().then(gCallback)));
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}));
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});
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/* eslint-disable */
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Cu.evalInSandbox("var line0 = Error().lineNumber;\n" +
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"function foo() {\n" + // line0 + 1
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" this.a = 1;\n" + // line0 + 2 <-- Breakpoint is set here.
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"}\n" + // line0 + 3
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"debugger;\n" + // line0 + 4
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"foo();\n" + // line0 + 5
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"debugger;\n" + // line0 + 6
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"var b = 2;\n", // line0 + 7
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gDebuggee);
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/* eslint-enable */
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}
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