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author | Rebecca Turner <me@re-becca.org> | 2015-05-22 11:33:46 +0300 |
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committer | Rebecca Turner <me@re-becca.org> | 2015-06-26 03:27:03 +0300 |
commit | d3c858ce4cfb3aee515bb299eb034fe1b5e44344 (patch) | |
tree | e7714c839934a729b68038f4c7dc5ec3ed877638 /node_modules/clone/test.js | |
parent | 24564b9654528d23c726cf9ea82b1aef2044b692 (diff) |
deps: deduplicate npm@3 style
Diffstat (limited to 'node_modules/clone/test.js')
-rw-r--r-- | node_modules/clone/test.js | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/node_modules/clone/test.js b/node_modules/clone/test.js new file mode 100644 index 000000000..cb3d16631 --- /dev/null +++ b/node_modules/clone/test.js @@ -0,0 +1,289 @@ +if(module.parent === null) { + console.log('Run this test file with nodeunit:'); + console.log('$ nodeunit test.js'); +} + + +var clone = require('./'); +var util = require('util'); +var _ = require('underscore'); + + + +exports["clone string"] = function(test) { + test.expect(2); // how many tests? + + var a = "foo"; + test.strictEqual(clone(a), a); + a = ""; + test.strictEqual(clone(a), a); + + test.done(); +}; + + + +exports["clone number"] = function(test) { + test.expect(5); // how many tests? + + var a = 0; + test.strictEqual(clone(a), a); + a = 1; + test.strictEqual(clone(a), a); + a = -1000; + test.strictEqual(clone(a), a); + a = 3.1415927; + test.strictEqual(clone(a), a); + a = -3.1415927; + test.strictEqual(clone(a), a); + + test.done(); +}; + + + +exports["clone date"] = function(test) { + test.expect(3); // how many tests? + + var a = new Date; + var c = clone(a); + test.ok(a instanceof Date); + test.ok(c instanceof Date); + test.equal(c.getTime(), a.getTime()); + + test.done(); +}; + + + +exports["clone object"] = function(test) { + test.expect(2); // how many tests? + + var a = { foo: { bar: "baz" } }; + var b = clone(a); + + test.ok(_(a).isEqual(b), "underscore equal"); + test.deepEqual(b, a); + + test.done(); +}; + + + +exports["clone array"] = function(test) { + test.expect(2); // how many tests? + + var a = [ + { foo: "bar" }, + "baz" + ]; + var b = clone(a); + + test.ok(_(a).isEqual(b), "underscore equal"); + test.deepEqual(b, a); + + test.done(); +}; + +exports["clone buffer"] = function(test) { + test.expect(1); + + var a = new Buffer("this is a test buffer"); + var b = clone(a); + + // no underscore equal since it has no concept of Buffers + test.deepEqual(b, a); + test.done(); +}; + + + +exports["clone regexp"] = function(test) { + test.expect(5); + + var a = /abc123/gi; + var b = clone(a); + + test.deepEqual(b, a); + + var c = /a/g; + test.ok(c.lastIndex === 0); + + c.exec('123a456a'); + test.ok(c.lastIndex === 4); + + var d = clone(c); + test.ok(d.global); + test.ok(d.lastIndex === 4); + + test.done(); +}; + + +exports["clone object containing array"] = function(test) { + test.expect(2); // how many tests? + + var a = { + arr1: [ { a: '1234', b: '2345' } ], + arr2: [ { c: '345', d: '456' } ] + }; + var b = clone(a); + + test.ok(_(a).isEqual(b), "underscore equal"); + test.deepEqual(b, a); + + test.done(); +}; + + + +exports["clone object with circular reference"] = function(test) { + test.expect(8); // how many tests? + + var _ = test.ok; + var c = [1, "foo", {'hello': 'bar'}, function() {}, false, [2]]; + var b = [c, 2, 3, 4]; + var a = {'b': b, 'c': c}; + a.loop = a; + a.loop2 = a; + c.loop = c; + c.aloop = a; + var aCopy = clone(a); + _(a != aCopy); + _(a.c != aCopy.c); + _(aCopy.c == aCopy.b[0]); + _(aCopy.c.loop.loop.aloop == aCopy); + _(aCopy.c[0] == a.c[0]); + + //console.log(util.inspect(aCopy, true, null) ); + //console.log("------------------------------------------------------------"); + //console.log(util.inspect(a, true, null) ); + _(eq(a, aCopy)); + aCopy.c[0] = 2; + _(!eq(a, aCopy)); + aCopy.c = "2"; + _(!eq(a, aCopy)); + //console.log("------------------------------------------------------------"); + //console.log(util.inspect(aCopy, true, null) ); + + function eq(x, y) { + return util.inspect(x, true, null) === util.inspect(y, true, null); + } + + test.done(); +}; + + + +exports['clonePrototype'] = function(test) { + test.expect(3); // how many tests? + + var a = { + a: "aaa", + x: 123, + y: 45.65 + }; + var b = clone.clonePrototype(a); + + test.strictEqual(b.a, a.a); + test.strictEqual(b.x, a.x); + test.strictEqual(b.y, a.y); + + test.done(); +} + +exports['cloneWithinNewVMContext'] = function(test) { + test.expect(3); + var vm = require('vm'); + var ctx = vm.createContext({ clone: clone }); + var script = "clone( {array: [1, 2, 3], date: new Date(), regex: /^foo$/ig} );"; + var results = vm.runInContext(script, ctx); + test.ok(results.array instanceof Array); + test.ok(results.date instanceof Date); + test.ok(results.regex instanceof RegExp); + test.done(); +} + +exports['cloneObjectWithNoConstructor'] = function(test) { + test.expect(3); + var n = null; + var a = { foo: 'bar' }; + a.__proto__ = n; + test.ok(typeof a === 'object'); + test.ok(typeof a !== null); + var b = clone(a); + test.ok(a.foo, b.foo); + test.done(); +} + +exports['clone object with depth argument'] = function (test) { + test.expect(6); + var a = { + foo: { + bar : { + baz : 'qux' + } + } + }; + var b = clone(a, false, 1); + test.deepEqual(b, a); + test.notEqual(b, a); + test.strictEqual(b.foo, a.foo); + + b = clone(a, true, 2); + test.deepEqual(b, a); + test.notEqual(b.foo, a.foo); + test.strictEqual(b.foo.bar, a.foo.bar); + test.done(); +} + +exports['maintain prototype chain in clones'] = function (test) { + test.expect(1); + function Constructor() {} + var a = new Constructor(); + var b = clone(a); + test.strictEqual(Object.getPrototypeOf(a), Object.getPrototypeOf(b)); + test.done(); +} + +exports['parent prototype is overriden with prototype provided'] = function (test) { + test.expect(1); + function Constructor() {} + var a = new Constructor(); + var b = clone(a, true, Infinity, null); + test.strictEqual(b.__defineSetter__, undefined); + test.done(); +} + +exports['clone object with null children'] = function(test) { + test.expect(1); + var a = { + foo: { + bar: null, + baz: { + qux: false + } + } + }; + var b = clone(a); + test.deepEqual(b, a); + test.done(); +} + +exports['clone instance with getter'] = function(test) { + test.expect(1); + function Ctor() {}; + Object.defineProperty(Ctor.prototype, 'prop', { + configurable: true, + enumerable: true, + get: function() { + return 'value'; + } + }); + + var a = new Ctor(); + var b = clone(a); + + test.strictEqual(b.prop, 'value'); + test.done(); +};
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