1 files changed, 58 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/object-loose-equality.js b/js/src/jit-test/tests/basic/object-loose-equality.js
new file mode 100644
index 0000000000..b1f72960b3
--- /dev/null
+++ b/js/src/jit-test/tests/basic/object-loose-equality.js
@@ -0,0 +1,58 @@
+var obj = {};
+var sym = Symbol();
+
+var notEqual = [
+    [obj, sym],
+
+    [0, {valueOf() { return null; }}],
+    [0, {toString() { return null; }}],
+    [null, {valueOf() { return null; }}],
+    [null, {toString() { return null; }}],
+    [undefined, {valueOf() { return null; }}],
+    [undefined, {toString() { return null; }}],
+    ["", {valueOf() { return null; }}],
+    ["", {toString() { return null; }}],
+    ["0", {valueOf() { return null; }}],
+    ["0", {toString() { return null; }}],
+
+    [0, {valueOf() { return undefined; }}],
+    [0, {toString() { return undefined; }}],
+    [null, {valueOf() { return undefined; }}],
+    [null, {toString() { return undefined; }}],
+    [undefined, {valueOf() { return undefined; }}],
+    [undefined, {toString() { return undefined; }}],
+    ["", {valueOf() { return undefined; }}],
+    ["", {toString() { return undefined; }}],
+    ["0", {valueOf() { return undefined; }}],
+    ["0", {toString() { return undefined; }}],
+]
+
+var equal = [
+    [sym, {valueOf() { return sym; }}],
+    [sym, {toString() { return sym; }}],
+
+    ["abc", {valueOf() { return "abc"; }}],
+    ["abc", {toString() { return "abc"; }}],
+
+    [1, {valueOf() { return 1; }}],
+    [1, {toString() { return 1; }}],
+
+    [1, {valueOf() { return true; }}],
+    [1, {toString() { return true; }}],
+
+    [true, {valueOf() { return true; }}],
+    [true, {toString() { return true; }}],
+
+    [true, {valueOf() { return 1; }}],
+    [true, {toString() { return 1; }}],
+]
+
+for (var [lhs, rhs] of notEqual) {
+    assertEq(lhs == rhs, false);
+    assertEq(rhs == lhs, false);
+}
+
+for (var [lhs, rhs] of equal) {
+    assertEq(lhs == rhs, true);
+    assertEq(rhs == lhs, true);
+}