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authorMinteck <contact@minteck.org>2023-02-23 19:34:56 +0100
committerMinteck <contact@minteck.org>2023-02-23 19:34:56 +0100
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tree75be5fba4368472fb11c8015aee026b2b9a71888 /includes/external/school/node_modules/cuint/test/UINT64_shiftLeft-test.js
parent8cc1f13c17fa2fb5a4410542d39e650e02945634 (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_shiftLeft-test.js')
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diff --git a/includes/external/school/node_modules/cuint/test/UINT64_shiftLeft-test.js b/includes/external/school/node_modules/cuint/test/UINT64_shiftLeft-test.js
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+++ b/includes/external/school/node_modules/cuint/test/UINT64_shiftLeft-test.js
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+var assert = require('assert')
+var UINT64 = require('..').UINT64
+
+describe('shiftLeft method', function () {
+
+ describe('0<<1', function () {
+
+ it('should return 0', function (done) {
+ var u = UINT64(0).shiftLeft(1)
+
+ assert.equal( u.toNumber(), 0 )
+ done()
+ })
+
+ })
+
+ describe('1<<2', function () {
+
+ it('should return 4', function (done) {
+ var u = UINT64(1).shiftLeft(2)
+
+ assert.equal( u.toNumber(), 4 )
+ done()
+ })
+
+ })
+
+ describe('1<<16', function () {
+
+ it('should return 2^16', function (done) {
+ var n = Math.pow(2, 16)
+ var u = UINT64(1).shiftLeft(16)
+
+ assert.equal( u.toNumber(), n )
+ done()
+ })
+
+ })
+
+ describe('1<<32', function () {
+
+ it('should return 0', function (done) {
+ var u = UINT64(1).shiftLeft(32)
+
+ assert.equal( u.toNumber(), 0 )
+ done()
+ })
+
+ })
+
+ describe('1<<31', function () {
+
+ it('should return 2^31', function (done) {
+ var u = UINT64(1).shiftLeft(31)
+
+ assert.equal( u.toString(16), '80000000' )
+ done()
+ })
+
+ })
+
+ describe('9<<28', function () {
+
+ it('should return 2^31', function (done) {
+ var u = UINT64(9).shiftLeft(28)
+
+ assert.equal( u.toString(16), '90000000' )
+ done()
+ })
+
+ })
+
+})