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-rw-r--r--school/node_modules/cuint/test/UINT32_not-test.js45
1 files changed, 45 insertions, 0 deletions
diff --git a/school/node_modules/cuint/test/UINT32_not-test.js b/school/node_modules/cuint/test/UINT32_not-test.js
new file mode 100644
index 0000000..9b8e3fd
--- /dev/null
+++ b/school/node_modules/cuint/test/UINT32_not-test.js
@@ -0,0 +1,45 @@
+var assert = require('assert')
+var UINT32 = require('..').UINT32
+
+describe('not method', function () {
+
+ describe('0', function () {
+
+ it('should return 2^32-1', function (done) {
+ var u = UINT32(0).not()
+
+ assert.equal( u.toString(16), 'ffffffff' )
+ done()
+ })
+
+ })
+
+ describe('1', function () {
+
+ it('should return 2^32-2', function (done) {
+ var u = UINT32(1).not()
+
+ assert.equal( u.toString(16), 'fffffffe' )
+ done()
+ })
+
+ })
+
+ describe('2^31', function() {
+ var u = UINT32(0x7FFFFFFF).not()
+
+ assert.equal( u.toString(16), '80000000')
+ })
+
+ describe('all bits set', function () {
+
+ it('should return 0', function (done) {
+ var u = UINT32(0xFFFFFFFF).not()
+
+ assert.equal( u.toNumber(), 0 )
+ done()
+ })
+
+ })
+
+})