diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/BigInt/asIntN/arithmetic.js')
-rw-r--r-- | js/src/tests/test262/built-ins/BigInt/asIntN/arithmetic.js | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/BigInt/asIntN/arithmetic.js b/js/src/tests/test262/built-ins/BigInt/asIntN/arithmetic.js new file mode 100644 index 0000000000..d049341642 --- /dev/null +++ b/js/src/tests/test262/built-ins/BigInt/asIntN/arithmetic.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. +/*--- +esid: pending +description: BigInt.asIntN arithmetic test cases +info: | + BigInt.asIntN ( bits, bigint ) + + 3. Let mod be a BigInt representing bigint modulo 2**bits. + 4. If mod ≥ 2**bits - 1, return mod - 2**bits; otherwise, return mod. + +features: [BigInt] +---*/ + +assert.sameValue(BigInt.asIntN(0, -2n), 0n); +assert.sameValue(BigInt.asIntN(0, -1n), 0n); +assert.sameValue(BigInt.asIntN(0, 0n), 0n); +assert.sameValue(BigInt.asIntN(0, 1n), 0n); +assert.sameValue(BigInt.asIntN(0, 2n), 0n); + +assert.sameValue(BigInt.asIntN(1, -3n), -1n); +assert.sameValue(BigInt.asIntN(1, -2n), 0n); +assert.sameValue(BigInt.asIntN(1, -1n), -1n); +assert.sameValue(BigInt.asIntN(1, 0n), 0n); +assert.sameValue(BigInt.asIntN(1, 1n), -1n); +assert.sameValue(BigInt.asIntN(1, 2n), 0n); +assert.sameValue(BigInt.asIntN(1, 3n), -1n); +assert.sameValue(BigInt.asIntN(1, -123456789012345678901n), -1n); +assert.sameValue(BigInt.asIntN(1, -123456789012345678900n), 0n); +assert.sameValue(BigInt.asIntN(1, 123456789012345678900n), 0n); +assert.sameValue(BigInt.asIntN(1, 123456789012345678901n), -1n); + +assert.sameValue(BigInt.asIntN(2, -3n), 1n); +assert.sameValue(BigInt.asIntN(2, -2n), -2n); +assert.sameValue(BigInt.asIntN(2, -1n), -1n); +assert.sameValue(BigInt.asIntN(2, 0n), 0n); +assert.sameValue(BigInt.asIntN(2, 1n), 1n); +assert.sameValue(BigInt.asIntN(2, 2n), -2n); +assert.sameValue(BigInt.asIntN(2, 3n), -1n); +assert.sameValue(BigInt.asIntN(2, -123456789012345678901n), -1n); +assert.sameValue(BigInt.asIntN(2, -123456789012345678900n), 0n); +assert.sameValue(BigInt.asIntN(2, 123456789012345678900n), 0n); +assert.sameValue(BigInt.asIntN(2, 123456789012345678901n), 1n); + +assert.sameValue(BigInt.asIntN(8, 0xabn), -0x55n); +assert.sameValue(BigInt.asIntN(8, 0xabcdn), -0x33n); +assert.sameValue(BigInt.asIntN(8, 0xabcdef01n), 0x01n); +assert.sameValue(BigInt.asIntN(8, 0xabcdef0123456789abcdef0123n), 0x23n); +assert.sameValue(BigInt.asIntN(8, 0xabcdef0123456789abcdef0183n), -0x7dn); + +assert.sameValue(BigInt.asIntN(64, 0xabcdef0123456789abcdefn), 0x0123456789abcdefn); +assert.sameValue(BigInt.asIntN(65, 0xabcdef0123456789abcdefn), -0xfedcba9876543211n); + +assert.sameValue(BigInt.asIntN(200, + 0xcffffffffffffffffffffffffffffffffffffffffffffffffffn), -0x00000000000000000000000000000000000000000000000001n); +assert.sameValue(BigInt.asIntN(201, + 0xcffffffffffffffffffffffffffffffffffffffffffffffffffn), + 0xffffffffffffffffffffffffffffffffffffffffffffffffffn +); + +assert.sameValue(BigInt.asIntN(200, + 0xc89e081df68b65fedb32cffea660e55df9605650a603ad5fc54n), -0x761f7e209749a0124cd3001599f1aa2069fa9af59fc52a03acn); +assert.sameValue(BigInt.asIntN(201, + 0xc89e081df68b65fedb32cffea660e55df9605650a603ad5fc54n), + 0x89e081df68b65fedb32cffea660e55df9605650a603ad5fc54n +); + +reportCompare(0, 0); |