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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
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/jit-test/tests/debug/Script-getLineOffsets-06.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/debug/Script-getLineOffsets-06.js')
-rw-r--r--js/src/jit-test/tests/debug/Script-getLineOffsets-06.js99
1 files changed, 99 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Script-getLineOffsets-06.js b/js/src/jit-test/tests/debug/Script-getLineOffsets-06.js
new file mode 100644
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+++ b/js/src/jit-test/tests/debug/Script-getLineOffsets-06.js
@@ -0,0 +1,99 @@
+// getLineOffsets works with extended instructions, such as JSOP_GOTOX.
+
+var g = newGlobal();
+g.line0 = null;
+var dbg = Debugger(g);
+var where;
+dbg.onDebuggerStatement = function (frame) {
+ var s = frame.script;
+ var offs;
+ var lineno = g.line0 + where;
+ offs = s.getLineOffsets(lineno);
+ for (var i = 0; i < offs.length; i++) {
+ assertEq(s.getOffsetLocation(offs[i]).lineNumber, lineno);
+ s.setBreakpoint(offs[i], {hit: function (frame) { g.log += 'B'; }});
+ }
+ g.log += 'A';
+};
+
+function test(s) {
+ assertEq(s.charAt(s.length - 1) !== '\n', true);
+ var count = s.split(/\n/).length; // number of lines in s
+ g.i = 0;
+ g.log = '';
+ where = 1 + count;
+ g.eval("line0 = Error().lineNumber;\n" +
+ "debugger;\n" + // line0 + 1
+ s + // line0 + 2 ... line0 + where
+ " log += 'C';\n");
+ assertEq(g.log, 'ABC');
+}
+
+function repeat(s) {
+ return Array((1 << 14) + 1).join(s); // 16K copies of s
+}
+var long_expr = "i" + repeat(" + i");
+var long_throw_stmt = "throw " + long_expr + ";\n";
+
+// long break (JSOP_GOTOX)
+test("for (;;) {\n" +
+ " if (i === 0)\n" +
+ " break;\n" +
+ " " + long_throw_stmt +
+ "}");
+
+// long continue (JSOP_GOTOX)
+test("do {\n" +
+ " if (i === 0)\n" +
+ " continue;\n" +
+ " " + long_throw_stmt +
+ "} while (i !== 0);");
+
+// long if consequent (JSOP_IFEQX)
+test("if (i === 2) {\n" +
+ " " + long_throw_stmt +
+ "}");
+
+// long catch-block with finally (JSOP_GOSUBX)
+test("try {\n" +
+ " i = 0;\n" +
+ "} catch (exc) {\n" +
+ " throw " + long_expr + ";\n" +
+ "} finally {\n" +
+ " i = 1;\n" +
+ "}");
+
+// long case (JSOP_TABLESWITCHX)
+test("switch (i) {\n" +
+ " default:\n" +
+ " case 1: " + long_throw_stmt +
+ " case 0: i++; }");
+
+test("switch (i) {\n" +
+ " case 1: case 2: case 3: " + long_throw_stmt +
+ " default: i++; }");
+
+// long case (JSOP_LOOKUPSWITCHX)
+test("switch ('' + i) {\n" +
+ " default:\n" +
+ " case '1': " + long_throw_stmt +
+ " case '0': i++; }");
+
+test("switch (i) {\n" +
+ " case '1': case '2': case '3': " + long_throw_stmt +
+ " default: i++; }");
+
+// long case or case-expression (JSOP_CASEX)
+test("switch (i) {\n" +
+ " case i + 1 - i:\n" +
+ " default:\n" +
+ " " + long_throw_stmt +
+ " case i + i:\n" +
+ " i++; break; }");
+
+// long case when JSOP_CASE is used (JSOP_DEFAULTX)
+test("switch (i) {\n" +
+ " case i + 1 - i:\n" +
+ " " + long_throw_stmt +
+ " default:\n" +
+ " i++; break; }");