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The Tor Browser
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browser_dbg-no-duplicate-breakpoints-on-frame-reload.js (2727B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
      4 
      5 // This tests makes sure that on reload of a remote iframe, there
      6 // are no duplicated breakpoints. The test case relates to a specific
      7 // issue in Bug 1728587
      8 "use strict";
      9 
     10 add_task(async function () {
     11  const dbg = await initDebugger(
     12    "doc_dbg-fission-frame-sources.html",
     13    "simple2.js"
     14  );
     15 
     16  info(
     17    "Open a tab for a source in the top document to assert it doesn't disappear"
     18  );
     19  await selectSource(dbg, "simple1.js");
     20 
     21  info("Add breakpoint to the source (simple2.js) in the remote frame");
     22  await selectSource(dbg, "simple2.js");
     23  await addBreakpoint(dbg, "simple2.js", 3);
     24 
     25  is(dbg.selectors.getBreakpointCount(), 1, "Only one breakpoint exists");
     26 
     27  const source = findSource(dbg, "simple2.js");
     28  assertBreakpointsList(dbg, source);
     29 
     30  is(
     31    countTabs(dbg),
     32    2,
     33    "We see the tabs for the sources of both top and iframe documents"
     34  );
     35 
     36  const onBreakpointSet = waitForDispatch(dbg.store, "SET_BREAKPOINT");
     37 
     38  info("reload the iframe");
     39  const iframeBrowsingContext = await SpecialPowers.spawn(
     40    gBrowser.selectedBrowser,
     41    [],
     42    function () {
     43      const iframe = content.document.querySelector("iframe");
     44      return iframe.browsingContext;
     45    }
     46  );
     47  await SpecialPowers.spawn(iframeBrowsingContext, [], () => {
     48    content.location.reload();
     49  });
     50 
     51  await onBreakpointSet;
     52 
     53  await waitForSelectedSource(dbg, "simple2.js");
     54 
     55  is(dbg.selectors.getBreakpointCount(), 1, "Only one breakpoint still exists");
     56 
     57  const sourceAfterReload = findSource(dbg, "simple2.js");
     58  assertBreakpointsList(dbg, sourceAfterReload);
     59 
     60  is(countTabs(dbg), 2, "We still see the tabs for the two sources");
     61 
     62  await removeBreakpoint(dbg, sourceAfterReload.id, 3);
     63 });
     64 
     65 function assertBreakpointsList(dbg, source) {
     66  const breakpointHeadings = findAllElements(dbg, "breakpointHeadings");
     67  const breakpointItems = findAllElements(dbg, "breakpointItems");
     68 
     69  is(
     70    breakpointHeadings.length,
     71    1,
     72    "The breakpoint list show one breakpoint source"
     73  );
     74  is(
     75    breakpointItems.length,
     76    1,
     77    "The breakpoint list shows only one breakpoint"
     78  );
     79 
     80  is(
     81    breakpointHeadings[0].title,
     82    source.url,
     83    "The info displayed for the breakpoint tooltip of the 1st breakpoint is correct"
     84  );
     85  is(
     86    breakpointHeadings[0].textContent,
     87    "simple2.js",
     88    "The info displayed for the breakpoint heading of the 1st breakpoint is correct"
     89  );
     90  is(
     91    breakpointItems[0].textContent,
     92    "return x + y;3:5",
     93    "The info displayed for the 1st breakpoint is correct"
     94  );
     95 }