smartxml: first take on document fragments

[fnpeditor.git] / src / smartxml / fragments.test.js

diff --git a/src/smartxml/fragments.test.js b/src/smartxml/fragments.test.js
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+define(function(require) {
+    
+'use strict';
+/* global describe, it */
+/* jshint expr:true */
+
+
+var chai = require('libs/chai'),
+    smartxml = require('./smartxml.js');
+
+
+var expect = chai.expect;
+
+var getDocumentFromXML = function(xml) {
+    return smartxml.documentFromXML(xml);
+};
+
+describe('Fragments API', function() {
+    describe('node fragment', function() {
+        it('describes a single node', function() {
+            var doc = getDocumentFromXML('<section></section');
+
+            var fragment = doc.createFragment(doc.NodeFragment, {node:doc.root});
+            expect(fragment instanceof fragment.NodeFragment).to.be.true;
+            expect(fragment.node.sameNode(doc.root)).to.be.true;
+        });
+    });
+
+    describe('caret fragment', function() {
+        it('describes place in a text', function() {
+            var doc = getDocumentFromXML('<section>Alice</section>');
+
+            var fragment = doc.createFragment(doc.CaretFragment, {node: doc.root.contents()[0], offset: 1});
+
+            expect(fragment instanceof fragment.CaretFragment).to.be.true;
+            expect(fragment instanceof fragment.NodeFragment).to.be.true;
+            expect(fragment.node.getText()).to.equal('Alice');
+            expect(fragment.offset).to.equal(1);
+        });
+    });
+
+    describe('text range fragment', function() {
+        it('describes fragment of a text node', function() {
+            var doc = getDocumentFromXML('<section>Alice</section>'),
+                textNode = doc.root.contents()[0];
+
+            var fragment = doc.createFragment(doc.TextRangeFragment, {
+                node1: textNode,
+                offset1: 4,
+                node2: textNode,
+                offset2: 1
+            });
+
+            expect(fragment instanceof fragment.TextRangeFragment).to.be.true;
+            expect(fragment instanceof fragment.RangeFragment).to.be.true;
+            expect(fragment.startNode.getText()).to.equal('Alice');
+            expect(fragment.startOffset).to.equal(1);
+            expect(fragment.endNode.getText()).to.equal('Alice');
+            expect(fragment.endOffset).to.equal(4);
+        });
+        it('describes text spanning multiple nodes', function() {
+            var doc = getDocumentFromXML('<section>Alice <span>has</span> a cat!</section>'),
+                textNode1 = doc.root.contents()[0],
+                textNode2 = doc.root.contents()[2];
+
+            var fragment = doc.createFragment(doc.TextRangeFragment, {
+                node1: textNode2,
+                offset1: 4,
+                node2: textNode1,
+                offset2: 1
+            });
+
+            expect(fragment instanceof fragment.TextRangeFragment).to.be.true;
+            expect(fragment.startNode.getText()).to.equal('Alice ');
+            expect(fragment.startOffset).to.equal(1);
+            expect(fragment.endNode.getText()).to.equal(' a cat!');
+            expect(fragment.endOffset).to.equal(4);
+        });
+    });
+});
+
+});
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