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-rw-r--r--js/src/jit-test/tests/basic/track-allocation-sites.js24
1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/track-allocation-sites.js b/js/src/jit-test/tests/basic/track-allocation-sites.js
new file mode 100644
index 000000000..fb329b700
--- /dev/null
+++ b/js/src/jit-test/tests/basic/track-allocation-sites.js
@@ -0,0 +1,24 @@
+// Test that we can track allocation sites.
+
+enableTrackAllocations();
+
+const tests = [
+ { name: "object literal", object: {}, line: Error().lineNumber },
+ { name: "array literal", object: [], line: Error().lineNumber },
+ { name: "regexp literal", object: /(two|2)\s*problems/, line: Error().lineNumber },
+ { name: "new constructor", object: new function Ctor(){}, line: Error().lineNumber },
+ { name: "new Object", object: new Object(), line: Error().lineNumber },
+ { name: "new Array", object: new Array(), line: Error().lineNumber },
+ { name: "new Date", object: new Date(), line: Error().lineNumber }
+];
+
+disableTrackAllocations();
+
+for (let { name, object, line } of tests) {
+ print("Entering test: " + name);
+
+ let allocationSite = getAllocationMetadata(object);
+ print(allocationSite);
+
+ assertEq(allocationSite.line, line);
+}