Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/basic/property-error-message-fix-disabled.js b/js/src/jit-test/tests/basic/property-error-message-fix-disabled.js
new file mode 100644
index 0000000000..81a451b7c5
--- /dev/null
+++ b/js/src/jit-test/tests/basic/property-error-message-fix-disabled.js
@@ -0,0 +1,36 @@
+// |jit-test| --disable-property-error-message-fix
+
+function check(f, message) {
+  let caught = false;
+  try {
+    f();
+  } catch (e) {
+    assertEq(e.message, message);
+    caught = true;
+  }
+  assertEq(caught, true);
+}
+
+check(() => {
+  let obj = {
+    prop: undefined
+  };
+  obj.prop.prop2();
+}, "obj.prop is undefined");
+
+check(() => {
+  let obj = {
+    prop: null
+  };
+  obj.prop.prop2();
+}, "obj.prop is null");
+
+check(() => {
+  let prop = "prop";
+  undefined[prop]();
+}, "undefined has no properties");
+
+check(() => {
+  let prop = "prop";
+  null[prop]();
+}, "null has no properties");