1 files changed, 31 insertions, 0 deletions
diff --git a/toolkit/crashreporter/test/unit_ipc/test_content_phc.js b/toolkit/crashreporter/test/unit_ipc/test_content_phc.js
new file mode 100644
index 0000000000..1b54448135
--- /dev/null
+++ b/toolkit/crashreporter/test/unit_ipc/test_content_phc.js
@@ -0,0 +1,31 @@
+/* import-globals-from ../unit/head_crashreporter.js */
+load("../unit/head_crashreporter.js");
+
+add_task(async function run_test() {
+  if (!("@mozilla.org/toolkit/crash-reporter;1" in Cc)) {
+    dump(
+      "INFO | test_content_phc.js | Can't test crashreporter in a non-libxul build.\n"
+    );
+    return;
+  }
+
+  await do_content_crash(
+    function () {
+      crashType = CrashTestUtils.CRASH_PHC_USE_AFTER_FREE;
+    },
+    function (mdump, extra) {
+      Assert.equal(extra.PHCKind, "FreedPage");
+
+      // This is a string holding a decimal address.
+      Assert.ok(/^\d+$/.test(extra.PHCBaseAddress));
+
+      // CRASH_PHC_USE_AFTER_FREE uses 32 for the size.
+      Assert.equal(extra.PHCUsableSize, 32);
+
+      // These are strings holding comma-separated lists of decimal addresses.
+      // Sometimes on Mac they have a single entry.
+      Assert.ok(/^(\d+,)*\d+$/.test(extra.PHCAllocStack));
+      Assert.ok(/^(\d+,)*\d+$/.test(extra.PHCFreeStack));
+    }
+  );
+});