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diff --git a/devtools/server/tests/xpcshell/test_breakpoint-24.js b/devtools/server/tests/xpcshell/test_breakpoint-24.js
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+/* eslint-disable max-nested-callbacks */
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Bug 1441183 - Verify that the debugger advances to a new location
+ * when encountering debugger statements and brakpoints
+ *
+ * Bug 1613165 - Verify that debugger statement is not disabled by
+ * adding/removing a breakpoint
+ */
+add_task(
+ threadFrontTest(async props => {
+ await testDebuggerStatements(props);
+ await testBreakpoints(props);
+ await testBreakpointsAndDebuggerStatements(props);
+ await testLoops(props);
+ await testRemovingBreakpoint(props);
+ await testAddingBreakpoint(props);
+ })
+);
+
+// Ensure that we advance to the next line when we
+// step to a debugger statement and resume.
+async function testDebuggerStatements({ commands, threadFront }) {
+ commands.scriptCommand.execute(`function foo(stop) {
+ debugger;
+ debugger;
+ debugger;
+ }
+ foo();
+ //# sourceURL=http://example.com/code.js`);
+
+ await performActions(threadFront, [
+ [
+ "paused at first debugger statement",
+ { line: 2, type: "debuggerStatement" },
+ "stepOver",
+ ],
+ [
+ "paused at the second debugger statement",
+ { line: 3, type: "resumeLimit" },
+ "resume",
+ ],
+ [
+ "paused at the third debugger statement",
+ { line: 4, type: "debuggerStatement" },
+ "resume",
+ ],
+ ]);
+}
+
+// Ensure that we advance to the next line when we hit a breakpoint
+// on a line with a debugger statement and resume.
+async function testBreakpointsAndDebuggerStatements({ commands, threadFront }) {
+ commands.scriptCommand.execute(`function foo(stop) {
+ debugger;
+ debugger;
+ debugger;
+ }
+ foo();
+ //# sourceURL=http://example.com/testBreakpointsAndDebuggerStatements.js`);
+
+ threadFront.setBreakpoint(
+ {
+ sourceUrl: "http://example.com/testBreakpointsAndDebuggerStatements.js",
+ line: 3,
+ },
+ {}
+ );
+
+ await performActions(threadFront, [
+ [
+ "paused at first debugger statement",
+ { line: 2, type: "debuggerStatement" },
+ "resume",
+ ],
+ [
+ "paused at the breakpoint at the second debugger statement",
+ { line: 3, type: "breakpoint" },
+ "resume",
+ ],
+ [
+ "pause at the third debugger statement",
+ { line: 4, type: "debuggerStatement" },
+ "resume",
+ ],
+ ]);
+}
+
+// Ensure that we advance to the next line when we step to
+// a line with a breakpoint and resume.
+async function testBreakpoints({ commands, threadFront }) {
+ commands.scriptCommand.execute(`function foo(stop) {
+ debugger;
+ a();
+ debugger;
+ }
+ function a() {}
+ foo();
+ //# sourceURL=http://example.com/testBreakpoints.js`);
+
+ threadFront.setBreakpoint(
+ { sourceUrl: "http://example.com/testBreakpoints.js", line: 3, column: 6 },
+ {}
+ );
+
+ await performActions(threadFront, [
+ [
+ "paused at first debugger statement",
+ { line: 2, type: "debuggerStatement" },
+ "stepOver",
+ ],
+ ["paused at a()", { line: 3, type: "resumeLimit" }, "resume"],
+ [
+ "pause at the second debugger satement",
+ { line: 4, type: "debuggerStatement" },
+ "resume",
+ ],
+ ]);
+}
+
+// Ensure that we advance to the next line when we step to
+// a line with a breakpoint and resume.
+async function testLoops({ commands, threadFront }) {
+ commands.scriptCommand.execute(`function foo(stop) {
+ let i = 0;
+ debugger;
+ while (i++ < 2) {
+ debugger;
+ }
+ debugger;
+ }
+ foo();
+ //# sourceURL=http://example.com/testLoops.js`);
+
+ await performActions(threadFront, [
+ [
+ "paused at first debugger statement",
+ { line: 3, type: "debuggerStatement" },
+ "resume",
+ ],
+ [
+ "pause at the second debugger satement",
+ { line: 5, type: "debuggerStatement" },
+ "resume",
+ ],
+ [
+ "pause at the second debugger satement (2nd time)",
+ { line: 5, type: "debuggerStatement" },
+ "resume",
+ ],
+ [
+ "pause at the third debugger satement",
+ { line: 7, type: "debuggerStatement" },
+ "resume",
+ ],
+ ]);
+}
+
+// Bug 1613165 - ensure that if you pause on a breakpoint on a line with
+// debugger statement, remove the breakpoint, and try to pause on the
+// debugger statement before pausing anywhere else, debugger pauses instead of
+// skipping debugger statement.
+async function testRemovingBreakpoint({ commands, threadFront }) {
+ commands.scriptCommand.execute(`function foo(stop) {
+ debugger;
+ }
+ foo();
+ foo();
+ //# sourceURL=http://example.com/testRemovingBreakpoint.js`);
+
+ const location = {
+ sourceUrl: "http://example.com/testRemovingBreakpoint.js",
+ line: 2,
+ column: 6,
+ };
+
+ threadFront.setBreakpoint(location, {});
+
+ info("paused at the breakpoint at the first debugger statement");
+ const packet = await waitForEvent(threadFront, "paused");
+ Assert.equal(packet.frame.where.line, 2);
+ Assert.equal(packet.why.type, "breakpoint");
+ threadFront.removeBreakpoint(location);
+
+ info("paused at the first debugger statement");
+ const packet2 = await resumeAndWaitForPause(threadFront);
+ Assert.equal(packet2.frame.where.line, 2);
+ Assert.equal(packet2.why.type, "debuggerStatement");
+ await threadFront.resume();
+}
+
+// Bug 1613165 - ensure if you pause on a debugger statement, add a
+// breakpoint on the same line, and try to pause on the breakpoint
+// before pausing anywhere else, debugger pauses on that line instead of
+// skipping breakpoint.
+async function testAddingBreakpoint({ commands, threadFront }) {
+ commands.scriptCommand.execute(`function foo(stop) {
+ debugger;
+ }
+ foo();
+ foo();
+ //# sourceURL=http://example.com/testAddingBreakpoint.js`);
+
+ const location = {
+ sourceUrl: "http://example.com/testAddingBreakpoint.js",
+ line: 2,
+ column: 6,
+ };
+
+ info("paused at the first debugger statement");
+ const packet = await waitForEvent(threadFront, "paused");
+ Assert.equal(packet.frame.where.line, 2);
+ Assert.equal(packet.why.type, "debuggerStatement");
+ threadFront.setBreakpoint(location, {});
+
+ info("paused at the breakpoint at the first debugger statement");
+ const packet2 = await resumeAndWaitForPause(threadFront);
+ Assert.equal(packet2.frame.where.line, 2);
+ Assert.equal(packet2.why.type, "breakpoint");
+ await threadFront.resume();
+}
+
+async function performActions(threadFront, actions) {
+ for (const action of actions) {
+ await performAction(threadFront, action);
+ }
+}
+
+async function performAction(threadFront, [description, result, action]) {
+ info(description);
+ const packet = await waitForEvent(threadFront, "paused");
+ Assert.equal(packet.frame.where.line, result.line);
+ Assert.equal(packet.why.type, result.type);
+ await threadFront[action]();
+}