michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: /**
michael@0:  * Bug 978019: Setting a breakpoint on the last line of a Debugger.Script and
michael@0:  * reloading should still hit the breakpoint.
michael@0:  */
michael@0: 
michael@0: const TAB_URL = EXAMPLE_URL + "doc_breakpoints-break-on-last-line-of-script-on-reload.html";
michael@0: const CODE_URL = EXAMPLE_URL + "code_breakpoints-break-on-last-line-of-script-on-reload.js";
michael@0: 
michael@0: function test() {
michael@0:   let gPanel, gDebugger, gThreadClient, gEvents;
michael@0: 
michael@0:   initDebugger(TAB_URL).then(([aTab, aDebuggee, aPanel]) => {
michael@0:     gPanel = aPanel;
michael@0:     gDebugger = gPanel.panelWin;
michael@0:     gThreadClient = gDebugger.gThreadClient;
michael@0:     gEvents = gDebugger.EVENTS;
michael@0: 
michael@0:     Task.spawn(function* () {
michael@0:       try {
michael@0: 
michael@0:         // Refresh and hit the debugger statement before the location we want to
michael@0:         // set our breakpoints. We have to pause before the breakpoint locations
michael@0:         // so that GC doesn't get a chance to kick in and collect the IIFE's
michael@0:         // script, which would causes us to receive a 'noScript' error from the
michael@0:         // server when we try to set the breakpoints.
michael@0:         const [paused, ] = yield promise.all([
michael@0:           waitForThreadEvents(gPanel, "paused"),
michael@0:           reloadActiveTab(gPanel, gEvents.SOURCE_SHOWN),
michael@0:         ]);
michael@0: 
michael@0:         is(paused.why.type, "debuggerStatement");
michael@0: 
michael@0:         // Set our breakpoints.
michael@0:         const [bp1, bp2, bp3] = yield promise.all([
michael@0:           setBreakpoint({
michael@0:             url: CODE_URL,
michael@0:             line: 3
michael@0:           }),
michael@0:           setBreakpoint({
michael@0:             url: CODE_URL,
michael@0:             line: 4
michael@0:           }),
michael@0:           setBreakpoint({
michael@0:             url: CODE_URL,
michael@0:             line: 5
michael@0:           })
michael@0:         ]);
michael@0: 
michael@0:         // Refresh and hit the debugger statement again.
michael@0:         yield promise.all([
michael@0:           reloadActiveTab(gPanel, gEvents.SOURCE_SHOWN),
michael@0:           waitForCaretAndScopes(gPanel, 1)
michael@0:         ]);
michael@0: 
michael@0:         // And we should hit the breakpoints as we resume.
michael@0:         yield promise.all([
michael@0:           doResume(gPanel),
michael@0:           waitForCaretAndScopes(gPanel, 3)
michael@0:         ]);
michael@0:         yield promise.all([
michael@0:           doResume(gPanel),
michael@0:           waitForCaretAndScopes(gPanel, 4)
michael@0:         ]);
michael@0:         yield promise.all([
michael@0:           doResume(gPanel),
michael@0:           waitForCaretAndScopes(gPanel, 5)
michael@0:         ]);
michael@0: 
michael@0:         // Clean up the breakpoints.
michael@0:         yield promise.all([
michael@0:           rdpInvoke(bp1, bp1.remove),
michael@0:           rdpInvoke(bp2, bp1.remove),
michael@0:           rdpInvoke(bp3, bp1.remove),
michael@0:         ]);
michael@0: 
michael@0:         yield resumeDebuggerThenCloseAndFinish(gPanel);
michael@0: 
michael@0:       } catch (e) {
michael@0:         DevToolsUtils.reportException(
michael@0:           "browser_dbg_breakpoints-break-on-last-line-of-script-on-reload.js",
michael@0:           e
michael@0:         );
michael@0:         ok(false);
michael@0:       }
michael@0:     });
michael@0:   });
michael@0: 
michael@0:   function setBreakpoint(location) {
michael@0:     let deferred = promise.defer();
michael@0:     gThreadClient.setBreakpoint(location, ({ error, message }, bpClient) => {
michael@0:       if (error) {
michael@0:         deferred.reject(error + ": " + message);
michael@0:       }
michael@0:       deferred.resolve(bpClient);
michael@0:     });
michael@0:     return deferred.promise;
michael@0:   }
michael@0: }