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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'devtools/server/tests/unit/test_sourcemaps-12.js')
-rw-r--r--devtools/server/tests/unit/test_sourcemaps-12.js75
1 files changed, 75 insertions, 0 deletions
diff --git a/devtools/server/tests/unit/test_sourcemaps-12.js b/devtools/server/tests/unit/test_sourcemaps-12.js
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+++ b/devtools/server/tests/unit/test_sourcemaps-12.js
@@ -0,0 +1,75 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Check that we continue stepping when a single original source's line
+ * corresponds to multiple generated js lines.
+ */
+
+var gDebuggee;
+var gClient;
+var gThreadClient;
+
+const {SourceNode} = require("source-map");
+
+function run_test() {
+ initTestDebuggerServer();
+ gDebuggee = addTestGlobal("test-source-map");
+ gClient = new DebuggerClient(DebuggerServer.connectPipe());
+ gClient.connect().then(function () {
+ attachTestTabAndResume(gClient, "test-source-map", function (aResponse, aTabClient, aThreadClient) {
+ gThreadClient = aThreadClient;
+ define_code();
+ });
+ });
+ do_test_pending();
+}
+
+function define_code() {
+ let { code, map } = (new SourceNode(null, null, null, [
+ new SourceNode(1, 0, "a.js", "function runTest() {\n"),
+ // A bunch of js lines map to the same original source line.
+ new SourceNode(2, 0, "a.js", " debugger;\n"),
+ new SourceNode(2, 0, "a.js", " var sum = 0;\n"),
+ new SourceNode(2, 0, "a.js", " for (var i = 0; i < 5; i++) {\n"),
+ new SourceNode(2, 0, "a.js", " sum += i;\n"),
+ new SourceNode(2, 0, "a.js", " }\n"),
+ // And now we have a new line in the original source that we should stop at.
+ new SourceNode(3, 0, "a.js", " sum;\n"),
+ new SourceNode(3, 0, "a.js", "}\n"),
+ ])).toStringWithSourceMap({
+ file: "abc.js",
+ sourceRoot: "http://example.com/"
+ });
+
+ code += "//# sourceMappingURL=data:text/json," + map.toString();
+
+ Components.utils.evalInSandbox(code, gDebuggee, "1.8",
+ "http://example.com/abc.js", 1);
+
+ run_code();
+}
+
+function run_code() {
+ gClient.addOneTimeListener("paused", function (aEvent, aPacket) {
+ do_check_eq(aPacket.why.type, "debuggerStatement");
+ step_in();
+ });
+ gDebuggee.runTest();
+}
+
+function step_in() {
+ gClient.addOneTimeListener("paused", function (aEvent, aPacket) {
+ do_check_eq(aPacket.why.type, "resumeLimit");
+ let { frame: { environment, where: { source, line } } } = aPacket;
+ // Stepping should have moved us to the next source mapped line.
+ do_check_eq(source.url, "http://example.com/a.js");
+ do_check_eq(line, 3);
+ // Which should have skipped over the for loop in the generated js and sum
+ // should be calculated.
+ do_check_eq(environment.bindings.variables.sum.value, 10);
+ finishClient(gClient);
+ });
+ gThreadClient.stepIn();
+}
+