From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" <mattatobin@localhost.localdomain> Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../tests/jaeger/inline/stringCharCodeAt.js | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 js/src/jit-test/tests/jaeger/inline/stringCharCodeAt.js (limited to 'js/src/jit-test/tests/jaeger/inline/stringCharCodeAt.js') diff --git a/js/src/jit-test/tests/jaeger/inline/stringCharCodeAt.js b/js/src/jit-test/tests/jaeger/inline/stringCharCodeAt.js new file mode 100644 index 000000000..3f0bfe2cf --- /dev/null +++ b/js/src/jit-test/tests/jaeger/inline/stringCharCodeAt.js @@ -0,0 +1,47 @@ + +assertEq("foo".charCodeAt(-123), NaN); +assertEq("foo".charCodeAt(-0), 102); +assertEq("foo".charCodeAt(0), 102); +assertEq("foo".charCodeAt(2), 111); +assertEq("foo".charCodeAt(3.4), NaN); +assertEq("foo".charCodeAt(), 102); +assertEq("".charCodeAt(), NaN); +assertEq("".charCodeAt(0), NaN); + +/* Inferred as string.charCodeAt(int). */ +function charCodeAt1(x) { + return "abc".charCodeAt(x); +} +assertEq(charCodeAt1(-1), NaN); +assertEq(charCodeAt1(0), 97); +assertEq(charCodeAt1(1), 98); +assertEq(charCodeAt1(2), 99); +assertEq(charCodeAt1(3), NaN); +assertEq(charCodeAt1(1234), NaN); + +/* Inferred as string.charCodeAt(double). */ +function charCodeAt2(x) { + return "abc".charCodeAt(x); +} +assertEq(charCodeAt2(-1.3), NaN); +assertEq(charCodeAt2(-0), 97); +assertEq(charCodeAt2(2), 99); +assertEq(charCodeAt2(2.3), 99); +assertEq(charCodeAt2(3.14), NaN); +assertEq(charCodeAt2(NaN), 97); + +/* Test ropes. */ +function charCodeAt3(s, i) { + var s2 = "abcdef" + s + "12345"; + return s2.charCodeAt(i); +} +assertEq(charCodeAt3("abcdef", 14), 51); +assertEq(charCodeAt3("a" + "b", 1), 98); +assertEq(charCodeAt3("abcdefg" + "hijklmnop", 10), 101); + +/* Other 'this'. */ +var n = new Number(123); +n.charCodeAt = String.prototype.charCodeAt; +assertEq(n.charCodeAt(1), 50); + + -- cgit v1.2.3