X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/73e8795a3d19b7221f34353799d39808d57a4d05..5b8c5ec57dcfd98cf14f98b54f84e6bb55dec23d:/src/smartxml/smartxml.test.js

diff --git a/src/smartxml/smartxml.test.js b/src/smartxml/smartxml.test.js
index 08598aa..bb82467 100644
--- a/src/smartxml/smartxml.test.js
+++ b/src/smartxml/smartxml.test.js
@@ -1,8 +1,9 @@
 define([
     'libs/chai',
     'libs/sinon',
+    'libs/underscore',
     './smartxml.js'
-], function(chai, sinon, smartxml) {
+], function(chai, sinon, _, smartxml) {
     
 'use strict';
 /*jshint expr:true */
@@ -939,7 +940,7 @@ describe('smartxml', function() {
             expect(elementNode.textTestTransformation).to.be.undefined;
         
             expect(textNode.textTestTransformation().sameNode(textNode)).to.be.true;
-            expect(textNode.elementTestTransfomation).to.be.undefined; 
+            expect(textNode.elementTestTransfomation).to.be.undefined;
         });
 
         it('allows text/element node methods and transformations to access node and transormations on document node', function() {
@@ -994,63 +995,202 @@ describe('smartxml', function() {
         });
     });
 
-    // describe('Undo/redo', function() {
+    describe('Undo/redo', function() {
 
-    //     it('does work', function() {
-    //         var doc = getDocumentFromXML('<section><span>Alice</span></section>'),
-    //             span = doc.root.contents()[0];
+        it('smoke tests', function() {
+            var doc = getDocumentFromXML('<div>Alice</div>'),
+                textNode = doc.root.contents()[0];
+
+            expect(doc.undoStack).to.have.length(0);
+            
+            textNode.wrapWith({tagName: 'span', start:1, end:2});
+            expect(doc.undoStack).to.have.length(1, '1');
+            expect(doc.toXML()).to.equal('<div>A<span>l</span>ice</div>');
+
+            doc.undo();
+            expect(doc.undoStack).to.have.length(0, '2');
+            expect(doc.toXML()).to.equal('<div>Alice</div>');
+
+            doc.redo();
+            expect(doc.undoStack).to.have.length(1, '3');
+            expect(doc.toXML()).to.equal('<div>A<span>l</span>ice</div>');
+
+            doc.undo();
+            expect(doc.undoStack).to.have.length(0, '4');
+            expect(doc.toXML()).to.equal('<div>Alice</div>');
+
+            doc.undo();
+            expect(doc.undoStack).to.have.length(0, '5');
+            expect(doc.toXML()).to.equal('<div>Alice</div>');
+        });
+
+        it('smoke tests 2', function() {
+            var doc = getDocumentFromXML('<div>Alice</div>'),
+                textNode = doc.root.contents()[0],
+                path = textNode.getPath();
+
+            textNode.setText('Alice ');
+            textNode.setText('Alice h');
+            textNode.setText('Alice ha');
+            textNode.setText('Alice has');
 
-    //         span.transform('smartxml.detach');
+            expect(textNode.getText()).to.equal('Alice has');
 
+            doc.undo();
+            expect(doc.root.contents()[0].getText()).to.equal('Alice ha', '1');
 
-    //         doc.undo();
+            doc.undo();
+            expect(doc.root.contents()[0].getText()).to.equal('Alice h', '2');
 
-    //         expect(doc.root.contents()).to.have.length(1);
-    //         expect(doc.root.contents()[0].getTagName()).to.equal('span');
-    //         expect(doc.root.contents()[0].contents()[0].getText()).to.equal('Alice');
+            doc.redo();
+            expect(doc.root.contents()[0].getText()).to.equal('Alice ha', '3');
 
-    //         doc.redo();
-    //         expect(doc.root.contents()).to.have.length(0);
+            doc.redo();
+            expect(doc.root.contents()[0].getText()).to.equal('Alice has', '4');
 
-    //         doc.undo();
-    //         expect(doc.root.contents()).to.have.length(1);
-    //         expect(doc.root.contents()[0].getTagName()).to.equal('span');
-    //         expect(doc.root.contents()[0].contents()[0].getText()).to.equal('Alice');
+            doc.undo();
+            doc.undo();
+            textNode = doc.getNodeByPath(path);
+            textNode.setText('Cat');
+            doc.undo();
+            textNode = doc.getNodeByPath(path);
+            expect(textNode.getText()).to.equal('Alice h');
+        });
 
-    //     });
-    //     it('does work - merged text nodes case', function() {
-    //         var doc = getDocumentFromXML('<section>Alice <span>has</span> a cat.</section>'),
-    //             span = doc.root.contents()[1];
+        
+        var sampleMethod = function(val) {
+            this._$.attr('x', val);
+        };
+
+        var transformations = {
+            'unaware': sampleMethod,
+            'returning change root': {
+                impl: sampleMethod,
+                getChangeRoot: function() {
+                    return this.context;
+                }
+            },
+            'implementing undo operation': {
+                impl: function(t, val) {
+                    t.oldVal = this.getAttr('x');
+                    sampleMethod.call(this, val);
+                },
+                undo: function(t) {
+                    this.setAttr('x', t.oldVal);
+                }
+            }
+        };
 
-    //         span.transform('smartxml.detach');
+        _.pairs(transformations).forEach(function(pair) {
+            var name = pair[0],
+                transformaton = pair[1];
 
+            describe(name + ' transformation: ', function() {
+                var doc, node, nodePath;
 
-    //         doc.undo();
+                beforeEach(function() {
+                    doc = getDocumentFromXML('<div><test x="old"></test></div>');
 
-    //         expect(doc.root.contents().length).to.equal(3);
-    //         //console.log(doc.toXML());
-    //         expect(doc.root.contents()[1].contents()[0].getText()).to.equal('has');
+                    doc.registerExtension({elementNode: {transformations: {
+                        test: transformaton
+                    }}});
 
-    //     });
-    //     it('dbg - don not store nodes in tranformation state!', function() {
-    //         var doc = getDocumentFromXML('<section><a></a><b></b></section>'),
-    //             a = doc.root.contents()[0],
-    //             b = doc.root.contents()[1];
+                    node = doc.root.contents()[0];
+                    nodePath = node.getPath();
+                });
 
-    //         a.transform('smartxml.detach');
-    //         b.transform('smartxml.detach');
-    //         doc.undo();
-    //         doc.undo();
-    //         expect(doc.root.contents().length).to.equal(2);
-    //         expect(doc.root.contents()[0].getTagName()).to.equal('a');
-    //         expect(doc.root.contents()[1].getTagName()).to.equal('b');
+                it('transforms as expected', function() {
+                    node.test('new');
+                    expect(node.getAttr('x')).to.equal('new');
+                });
 
-    //         doc.redo();
-    //         doc.redo();
-    //         expect(doc.root.contents().length).to.equal(0);
+                it('can be undone', function() {
+                    node.test('new');
+                    doc.undo();
+                    node = doc.getNodeByPath(nodePath);
+                    expect(node.getAttr('x')).to.equal('old');
+                });
+
+                it('can be undone and then redone', function() {
+                    node.test('new');
+                    doc.undo();
+                    doc.redo();
+                    node = doc.getNodeByPath(nodePath);
+                    expect(node.getAttr('x')).to.equal('new');
+                });
 
-    //     });
-    // });
+                it('handles a sample scenario', function() {
+                    doc.root.contents()[0].test('1');
+                    doc.root.contents()[0].test('2');
+                    doc.root.contents()[0].test('3');
+                    doc.root.contents()[0].test('4');
+                    doc.root.contents()[0].test('5');
+
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('5', 'after initial transformations');
+                    doc.undo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('4', 'undo 1.1');
+                    doc.undo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('3', 'undo 1.2');
+                    doc.redo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('4', 'redo 1.1');
+                    doc.redo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('5', 'redo 1.2');
+                    doc.undo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('4', 'undo 2.1');
+                    doc.root.contents()[0].test('10');
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('10', 'additional transformation');
+                    expect(doc.redoStack.length).to.equal(0, 'transformation cleared redo stack');
+                    doc.redo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('10', 'empty redoStack so redo was noop');
+                    doc.undo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('4', 'undoing additional transformation');
+                    doc.redo();
+                    expect(doc.root.contents()[0].getAttr('x')).to.equal('10', 'redoing additional transformation');
+                });
+            });
+        });
+
+        it('smoke tests nested transformations', function() {
+            var doc = getDocumentFromXML('<div></div>');
+
+            doc.registerExtension({elementNode: {transformations: {
+                nested: function(v) {
+                    this._$.attr('innerAttr', v);
+                },
+                outer: function(v) {
+                    this.nested(v);
+                    this._$.attr('outerAttr', v);
+                }
+            }}});
+
+            doc.root.outer('test1');
+            doc.root.outer('test2');
+
+            expect(doc.root.getAttr('innerAttr')).to.equal('test2');
+            expect(doc.root.getAttr('outerAttr')).to.equal('test2');
+
+            doc.undo();
+
+            expect(doc.root.getAttr('innerAttr')).to.equal('test1');
+            expect(doc.root.getAttr('outerAttr')).to.equal('test1');
+
+            doc.undo();
+
+            expect(doc.root.getAttr('innerAttr')).to.equal(undefined);
+            expect(doc.root.getAttr('outerAttr')).to.equal(undefined);
+
+            doc.redo();
+
+            expect(doc.root.getAttr('innerAttr')).to.equal('test1');
+            expect(doc.root.getAttr('outerAttr')).to.equal('test1');
+
+            doc.redo();
+
+            expect(doc.root.getAttr('innerAttr')).to.equal('test2');
+            expect(doc.root.getAttr('outerAttr')).to.equal('test2');
+
+        });
+    });
 
 });