mirror of https://github.com/tc39/test262.git
67 lines
2.8 KiB
JavaScript
67 lines
2.8 KiB
JavaScript
// Copyright (C) 2017 Josh Wolfe. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: pending
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description: BigInt.asIntN arithmetic test cases
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info: |
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BigInt.asIntN ( bits, bigint )
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3. Let mod be a BigInt representing bigint modulo 2**bits.
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4. If mod ≥ 2**bits - 1, return mod - 2**bits; otherwise, return mod.
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features: [BigInt]
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---*/
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assert.sameValue(BigInt.asIntN(0, -2n), 0n);
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assert.sameValue(BigInt.asIntN(0, -1n), 0n);
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assert.sameValue(BigInt.asIntN(0, 0n), 0n);
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assert.sameValue(BigInt.asIntN(0, 1n), 0n);
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assert.sameValue(BigInt.asIntN(0, 2n), 0n);
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assert.sameValue(BigInt.asIntN(1, -3n), -1n);
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assert.sameValue(BigInt.asIntN(1, -2n), 0n);
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assert.sameValue(BigInt.asIntN(1, -1n), -1n);
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assert.sameValue(BigInt.asIntN(1, 0n), 0n);
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assert.sameValue(BigInt.asIntN(1, 1n), -1n);
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assert.sameValue(BigInt.asIntN(1, 2n), 0n);
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assert.sameValue(BigInt.asIntN(1, 3n), -1n);
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assert.sameValue(BigInt.asIntN(1, -123456789012345678901n), -1n);
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assert.sameValue(BigInt.asIntN(1, -123456789012345678900n), 0n);
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assert.sameValue(BigInt.asIntN(1, 123456789012345678900n), 0n);
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assert.sameValue(BigInt.asIntN(1, 123456789012345678901n), -1n);
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assert.sameValue(BigInt.asIntN(2, -3n), 1n);
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assert.sameValue(BigInt.asIntN(2, -2n), -2n);
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assert.sameValue(BigInt.asIntN(2, -1n), -1n);
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assert.sameValue(BigInt.asIntN(2, 0n), 0n);
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assert.sameValue(BigInt.asIntN(2, 1n), 1n);
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assert.sameValue(BigInt.asIntN(2, 2n), -2n);
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assert.sameValue(BigInt.asIntN(2, 3n), -1n);
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assert.sameValue(BigInt.asIntN(2, -123456789012345678901n), -1n);
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assert.sameValue(BigInt.asIntN(2, -123456789012345678900n), 0n);
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assert.sameValue(BigInt.asIntN(2, 123456789012345678900n), 0n);
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assert.sameValue(BigInt.asIntN(2, 123456789012345678901n), 1n);
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assert.sameValue(BigInt.asIntN(8, 0xabn), -0x55n);
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assert.sameValue(BigInt.asIntN(8, 0xabcdn), -0x33n);
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assert.sameValue(BigInt.asIntN(8, 0xabcdef01n), 0x01n);
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assert.sameValue(BigInt.asIntN(8, 0xabcdef0123456789abcdef0123n), 0x23n);
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assert.sameValue(BigInt.asIntN(8, 0xabcdef0123456789abcdef0183n), -0x7dn);
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assert.sameValue(BigInt.asIntN(64, 0xabcdef0123456789abcdefn), 0x0123456789abcdefn);
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assert.sameValue(BigInt.asIntN(65, 0xabcdef0123456789abcdefn), -0xfedcba9876543211n);
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assert.sameValue(BigInt.asIntN(200,
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0xcffffffffffffffffffffffffffffffffffffffffffffffffffn), -0x00000000000000000000000000000000000000000000000001n);
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assert.sameValue(BigInt.asIntN(201,
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0xcffffffffffffffffffffffffffffffffffffffffffffffffffn),
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0xffffffffffffffffffffffffffffffffffffffffffffffffffn
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);
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assert.sameValue(BigInt.asIntN(200,
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0xc89e081df68b65fedb32cffea660e55df9605650a603ad5fc54n), -0x761f7e209749a0124cd3001599f1aa2069fa9af59fc52a03acn);
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assert.sameValue(BigInt.asIntN(201,
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0xc89e081df68b65fedb32cffea660e55df9605650a603ad5fc54n),
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0x89e081df68b65fedb32cffea660e55df9605650a603ad5fc54n
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);
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