initial commit

node_modules/deep-diff/examples/capture_change_apply_elsewhere.js

@@ -0,0 +1,53 @@
+/*jshint indent:2, laxcomma:true, laxbreak:true*/
+var util = require('util')
+, assert = require('assert')
+, diff = require('..')
+, data = require('./practice-data')
+;
+
+var i = Math.floor(Math.random() * data.length) + 1;
+var j = Math.floor(Math.random() * data.length) + 1;
+
+while (j === i) {
+  j = Math.floor(Math.random() * data.length) + 1;
+}
+
+var source = data[i];
+var comparand = data[j];
+
+// source and comparand are different objects
+assert.notEqual(source, comparand);
+
+// source and comparand have differences in their structure
+assert.notDeepEqual(source, comparand);
+
+// record the differences between source and comparand
+var changes = diff(source, comparand);
+
+// apply the changes to the source
+changes.forEach(function (change) {
+  diff.applyChange(source, true, change);
+});
+
+// source and copmarand are now deep equal
+assert.deepEqual(source, comparand);
+
+// Simulate serializing to a remote copy of the object (we've already go a copy, copy the changes)...
+
+var remote = JSON.parse(JSON.stringify(source));
+var remoteChanges = JSON.parse(JSON.stringify(changes));
+
+// source and remote are different objects
+assert.notEqual(source, remote);
+
+// changes and remote changes are different objects
+assert.notEqual(changes, remoteChanges);
+
+// remote and comparand are different objects
+assert.notEqual(remote, comparand);
+
+remoteChanges.forEach(function (change) {
+  diff.applyChange(remote, true, change);
+});
+
+assert.deepEqual(remote, comparand);