packager

app/node_modules/cuint/test/UINT64_not-test.js

@@ -0,0 +1,45 @@
+var assert = require('assert')
+var UINT64 = require('..').UINT64
+
+describe('not method', function () {
+
+  describe('0', function () {
+
+    it('should return 2^64-1', function (done) {
+      var u = UINT64(0).not()
+
+      assert.equal( u.toString(16), 'ffffffffffffffff' )
+      done()
+    })
+
+  })
+
+  describe('1', function () {
+
+    it('should return 2^64-2', function (done) {
+      var u = UINT64(1).not()
+
+      assert.equal( u.toString(16), 'fffffffffffffffe' )
+      done()
+    })
+
+  })
+
+  describe('2^63', function() {
+    var u = UINT64(0xFFFF, 0xFFFF, 0xFFFF, 0x7FFF).not()
+
+    assert.equal( u.toString(16), '8000000000000000')
+  })
+
+  describe('all bits set', function () {
+
+    it('should return 0', function (done) {
+      var u = UINT64(0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF).not()
+
+      assert.equal( u.toString(), '0' )
+      done()
+    })
+
+  })
+
+})