From cf14183bcd5485b4a71541599ddce0b35eb71352 Mon Sep 17 00:00:00 2001 From: Jisi Liu Date: Thu, 28 Apr 2016 14:34:59 -0700 Subject: Down integrate from Google internal. --- js/binary/utils_test.js | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) (limited to 'js/binary/utils_test.js') diff --git a/js/binary/utils_test.js b/js/binary/utils_test.js index 518d7597..d27e5ea2 100644 --- a/js/binary/utils_test.js +++ b/js/binary/utils_test.js @@ -197,6 +197,41 @@ describe('binaryUtilsTest', function() { assertEquals('123456789123456789', result[2]); }); + /* + * Going from decimal strings to hash strings should be lossless. + */ + it('testDecimalToHashConversion', function() { + var result; + var convert = jspb.utils.decimalStringToHash64; + + result = convert('0'); + assertEquals(String.fromCharCode.apply(null, + [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]), result); + + result = convert('-1'); + assertEquals(String.fromCharCode.apply(null, + [0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF]), result); + + result = convert('18446744073709551615'); + assertEquals(String.fromCharCode.apply(null, + [0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF]), result); + + result = convert('9223372036854775808'); + assertEquals(String.fromCharCode.apply(null, + [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80]), result); + + result = convert('-9223372036854775808'); + assertEquals(String.fromCharCode.apply(null, + [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80]), result); + + result = convert('123456789123456789'); + assertEquals(String.fromCharCode.apply(null, + [0x15, 0x5F, 0xD0, 0xAC, 0x4B, 0x9B, 0xB6, 0x01]), result); + + result = convert('-123456789123456789'); + assertEquals(String.fromCharCode.apply(null, + [0xEB, 0xA0, 0x2F, 0x53, 0xB4, 0x64, 0x49, 0xFE]), result); + }); /** * Going from hash strings to hex strings should be lossless. -- cgit v1.2.3