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author | Minteck <contact@minteck.org> | 2023-02-23 19:34:56 +0100 |
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committer | Minteck <contact@minteck.org> | 2023-02-23 19:34:56 +0100 |
commit | 3d1cd02f27518f1a04374c7c8320cd5d82ede6e9 (patch) | |
tree | 75be5fba4368472fb11c8015aee026b2b9a71888 /includes/external/school/node_modules/cuint/test/UINT64_div-test.js | |
parent | 8cc1f13c17fa2fb5a4410542d39e650e02945634 (diff) | |
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Updated 40 files, added 37 files, deleted 1103 files and renamed 3905 files (automated)
Diffstat (limited to 'includes/external/school/node_modules/cuint/test/UINT64_div-test.js')
-rw-r--r-- | includes/external/school/node_modules/cuint/test/UINT64_div-test.js | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/includes/external/school/node_modules/cuint/test/UINT64_div-test.js b/includes/external/school/node_modules/cuint/test/UINT64_div-test.js new file mode 100644 index 0000000..567f6c0 --- /dev/null +++ b/includes/external/school/node_modules/cuint/test/UINT64_div-test.js @@ -0,0 +1,105 @@ +var assert = require('assert') +var UINT64 = require('..').UINT64 + +describe('div method', function () { + + describe('1/0', function () { + + it('should throw', function (done) { + assert.throws( + function () { + UINT64(1).div( UINT64(0) ) + } + , function (err) { + if (err instanceof Error) return true + } + ) + + + done() + }) + + }) + + describe('0/1', function () { + + it('should return 0', function (done) { + var u = UINT64(2).div( UINT64(1) ) + + assert.equal( u.toNumber(), 2 ) + done() + }) + + }) + + describe('2/1', function () { + + it('should return 2', function (done) { + var u = UINT64(0).div( UINT64(1) ) + + assert.equal( u.toNumber(), 0 ) + done() + }) + + }) + + describe('1/2', function () { + + it('should return 0', function (done) { + var u = UINT64(1).div( UINT64(2) ) + + assert.equal( u.toNumber(), 0 ) + done() + }) + + }) + + describe('low bit/high bit', function () { + + it('should return n', function (done) { + var n = Math.pow(2, 17) + var u = UINT64(3).div( UINT64(n) ) + + assert.equal( u.toNumber(), 0 ) + done() + }) + + }) + + describe('high bit/low bit', function () { + + it('should return n', function (done) { + var n = Math.pow(2, 17) + var u = UINT64(n).div( UINT64(3) ) + + assert.equal( u.toNumber(), (n/3)|0 ) + assert.equal( u.remainder.toNumber(), 2 ) + done() + }) + + }) + + describe('high bit/high bit', function () { + + it('should return n', function (done) { + var n = 'FFFFFFFF' + var u = UINT64(n, 16).div( UINT64(n, 16) ) + + assert.equal( u.toNumber(), 1 ) + done() + }) + + }) + + describe('high bit/high bit 2', function () { + + it('should return n', function (done) { + var u = UINT64('3266489917').div( UINT64('668265263') ) + + assert.equal( u.toNumber(), 4 ) + done() + }) + + }) + +}) |