1 files changed, 68 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/equals/bigint-and-string.js b/js/src/tests/test262/language/expressions/equals/bigint-and-string.js
new file mode 100644
index 0000000000..6da7bd0e43
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/equals/bigint-and-string.js
@@ -0,0 +1,68 @@
+// Copyright (C) 2017 Josh Wolfe. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Non-strict equality comparison of BigInt and String values
+esid: sec-abstract-equality-comparison
+info: |
+  1. If Type(x) is different from Type(y), return false.
+
+features: [BigInt]
+---*/
+assert.sameValue(0n == '', true, 'The result of (0n == "") is true');
+assert.sameValue('' == 0n, true, 'The result of ("" == 0n) is true');
+assert.sameValue(0n == '-0', true, 'The result of (0n == "-0") is true');
+assert.sameValue('-0' == 0n, true, 'The result of ("-0" == 0n) is true');
+assert.sameValue(0n == '0', true, 'The result of (0n == "0") is true');
+assert.sameValue('0' == 0n, true, 'The result of ("0" == 0n) is true');
+assert.sameValue(0n == '-1', false, 'The result of (0n == "-1") is false');
+assert.sameValue('-1' == 0n, false, 'The result of ("-1" == 0n) is false');
+assert.sameValue(0n == '1', false, 'The result of (0n == "1") is false');
+assert.sameValue('1' == 0n, false, 'The result of ("1" == 0n) is false');
+assert.sameValue(0n == 'foo', false, 'The result of (0n == "foo") is false');
+assert.sameValue('foo' == 0n, false, 'The result of ("foo" == 0n) is false');
+assert.sameValue(1n == '', false, 'The result of (1n == "") is false');
+assert.sameValue('' == 1n, false, 'The result of ("" == 1n) is false');
+assert.sameValue(1n == '-0', false, 'The result of (1n == "-0") is false');
+assert.sameValue('-0' == 1n, false, 'The result of ("-0" == 1n) is false');
+assert.sameValue(1n == '0', false, 'The result of (1n == "0") is false');
+assert.sameValue('0' == 1n, false, 'The result of ("0" == 1n) is false');
+assert.sameValue(1n == '-1', false, 'The result of (1n == "-1") is false');
+assert.sameValue('-1' == 1n, false, 'The result of ("-1" == 1n) is false');
+assert.sameValue(1n == '1', true, 'The result of (1n == "1") is true');
+assert.sameValue('1' == 1n, true, 'The result of ("1" == 1n) is true');
+assert.sameValue(1n == 'foo', false, 'The result of (1n == "foo") is false');
+assert.sameValue('foo' == 1n, false, 'The result of ("foo" == 1n) is false');
+assert.sameValue(-1n == '-', false, 'The result of (-1n == "-") is false');
+assert.sameValue('-' == -1n, false, 'The result of ("-" == -1n) is false');
+assert.sameValue(-1n == '-0', false, 'The result of (-1n == "-0") is false');
+assert.sameValue('-0' == -1n, false, 'The result of ("-0" == -1n) is false');
+assert.sameValue(-1n == '-1', true, 'The result of (-1n == "-1") is true');
+assert.sameValue('-1' == -1n, true, 'The result of ("-1" == -1n) is true');
+assert.sameValue(-1n == '-foo', false, 'The result of (-1n == "-foo") is false');
+assert.sameValue('-foo' == -1n, false, 'The result of ("-foo" == -1n) is false');
+
+assert.sameValue(
+  900719925474099101n == '900719925474099101',
+  true,
+  'The result of (900719925474099101n == "900719925474099101") is true'
+);
+
+assert.sameValue(
+  '900719925474099101' == 900719925474099101n,
+  true,
+  'The result of ("900719925474099101" == 900719925474099101n) is true'
+);
+
+assert.sameValue(
+  900719925474099102n == '900719925474099101',
+  false,
+  'The result of (900719925474099102n == "900719925474099101") is false'
+);
+
+assert.sameValue(
+  '900719925474099101' == 900719925474099102n,
+  false,
+  'The result of ("900719925474099101" == 900719925474099102n) is false'
+);
+
+reportCompare(0, 0);