editor: canvas fix
[fnpeditor.git] / src / editor / plugins / core / core.test.js
index d315ca5..27a7254 100644 (file)
@@ -260,7 +260,7 @@ describe('Keyboard interactions', function() {
     });
 
 
-    describe('backspace at the beginning', function() {
+    describe('backspace at the beginning of a block', function() {
         afterEach(removeCanvas);
 
         it('merges two adjacent paragraphs', function() {
@@ -406,6 +406,369 @@ describe('Keyboard interactions', function() {
         });
     });
 
+    describe('backspace at the beginning of a span', function() {
+        afterEach(removeCanvas);
+
+        it('deletes span if it contains only one character', function() {
+            var c = getCanvasFromXML('<section>Alice<span class="emp">h</span>a cat</section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('h|').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(1);
+            expect(rootContents[0].getText()).to.equal('Alicea cat');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('Alicea cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(5);
+        });
+
+        it('deletes from the end of the preceding text element', function() {
+            var c = getCanvasFromXML('<section>Alice<span>has a cat</span></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|has a cat').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].getText()).to.equal('Alic');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('has a cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+
+        it('deletes from the end of the preceding text element - multiple spans', function() {
+            var c = getCanvasFromXML('<section>Alice<span><span>has a cat</span></span></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|has a cat').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].getText()).to.equal('Alic');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('has a cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+
+        it('deletes from the end of the preceding span element content', function() {
+            var c = getCanvasFromXML('<section><span>Alice</span><span>has a cat</span></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|has a cat').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'span'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('Alic');
+
+            expect(rootContents[1].contents()[0].getText()).to.equal('has a cat');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('has a cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+
+        it('deletes from the end of the preceding span element content - multiple spans', function() {
+            var c = getCanvasFromXML('<section><span>Alice</span><span><span>has a cat</span></span></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|has a cat').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'span'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('Alic');
+
+            var outerSpan = rootContents[1];
+            expect(outerSpan.is({tagName: 'span'})).to.equal(true);
+
+            var innerSpan = outerSpan.contents()[0];
+            expect(innerSpan.contents()[0].getText()).to.equal('has a cat');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('has a cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+
+        it('merges two paragrahps if span is a first content of the second paragraph', function() {
+            var c = getCanvasFromXML('<section><div class="p">para</div><div class="p"><span>Alice</span> has a cat</div></section>'),
+                k = new Keyboard(c);
+            
+            k.withCaret('|Alice').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+
+            expect(rootContents.length).to.equal(1, 'single paragraph left');
+
+            var p = rootContents[0],
+                pContents = p.contents();
+
+            expect(p.is('p')).to.equal(true);
+
+            expect(pContents.length).to.equal(3);
+            expect(pContents[0].getText()).to.equal('para');
+            expect(pContents[1].contents().length).to.equal(1);
+            expect(pContents[1].contents()[0].getText()).to.equal('Alice');
+
+            expect(pContents[2].getText()).to.equal(' has a cat');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('Alice', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+    });
+
+    describe('backspace before a span', function() {
+        it('deletes from the end of a span', function() {
+            var c = getCanvasFromXML('<section><span>Alice</span>has a cat</section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|has a cat').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'span'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('Alic');
+            expect(rootContents[1].getText()).to.equal('has a cat');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('has a cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+        it('deletes span if it contains only one character (1)', function() {
+            var c = getCanvasFromXML('<section>Alice <span>h</span> a cat</section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('| a cat').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(1);
+            expect(rootContents[0].getText()).to.equal('Alice  a cat');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('Alice  a cat', c))).to.equal(true);
+            expect(selection.offset).to.equal(6);
+        });
+        it('deletes span if it contains only one character (2)', function() {
+            var c = getCanvasFromXML('<section><span>a</span><span>b</span></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|b').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(1);
+            expect(rootContents[0].contents()[0].getText()).to.equal('b');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('b', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+    });
+
+    describe('splitting with enter', function() {
+        afterEach(removeCanvas);
+
+        it('splits paragraph into two in the middle', function() {
+            var c = getCanvasFromXML('<section><div class="p">paragraph</div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('para|graph').press(K.ENTER);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('para');
+            expect(rootContents[1].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[1].contents()[0].getText()).to.equal('graph');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('graph', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+        it('splits paragraph into two at the beginning', function() {
+            var c = getCanvasFromXML('<section><div class="p">paragraph</div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('|paragraph').press(K.ENTER);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('');
+            expect(rootContents[1].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[1].contents()[0].getText()).to.equal('paragraph');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+        it('splits paragraph into two at the end', function() {
+            var c = getCanvasFromXML('<section><div class="p">paragraph</div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('paragraph|').press(K.ENTER);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('paragraph');
+            expect(rootContents[1].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[1].contents()[0].getText()).to.equal('');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+
+        it('does nothing on an empty paragraph', function() {
+            var c = getCanvasFromXML('<section><div class="p">a</div></section>'),
+                k = new Keyboard(c),
+                spy = sinon.spy();
+
+            k.withCaret('a|').press(K.BACKSPACE);
+            c.wlxmlDocument.on('change', spy);
+            k.press(K.ENTER);
+            expect(spy.callCount).to.equal(0);
+        });
+
+        it('splits its parent box if inside a span', function() {
+            var c = getCanvasFromXML('<section><div class="p">this <span>is</span> a paragraph</div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('i|s').press(K.ENTER);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+
+            expect(rootContents.length).to.equal(2);
+
+            var p1 = rootContents[0],
+                p2 = rootContents[1];
+
+            expect(p1.is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(p2.is({tagName: 'div', klass: 'p'})).to.equal(true);
+
+            var p1Contents = p1.contents(),
+                p2Contents = p2.contents();
+
+            expect(p1Contents[0].getText()).to.equal('this ');
+            expect(p1Contents[1].is({tagName: 'span'})).to.equal(true);
+            expect(p1Contents[1].contents()[0].getText()).to.equal('i');
+
+            
+            expect(p2Contents[0].is({tagName: 'span'})).to.equal(true);
+            expect(p2Contents[0].contents()[0].getText()).to.equal('s');
+            expect(p2Contents[1].getText()).to.equal(' a paragraph');
+
+            var selection = c.getSelection();
+            expect(selection.element.sameNode(getTextElement('s', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+
+        it('splits its parent box if inside a double span', function() {
+            var c = getCanvasFromXML('<section><div class="p">this <span test="outer"><span test="inner">is</span></span> a paragraph</div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('i|s').press(K.ENTER);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+
+            expect(rootContents.length).to.equal(2);
+
+            var p1 = rootContents[0],
+                p2 = rootContents[1];
+
+            expect(p1.is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(p2.is({tagName: 'div', klass: 'p'})).to.equal(true);
+
+            var p1Contents = p1.contents(),
+                p2Contents = p2.contents();
+
+            /* first paragraph */
+            expect(p1Contents[0].getText()).to.equal('this ');
+            
+            var outer1 = p1Contents[1];
+            expect(outer1.getAttr('test')).to.equal('outer');
+            expect(outer1.contents().length).to.equal(1);
+            var inner1 = outer1.contents()[0];
+            expect(inner1.getAttr('test')).to.equal('inner');
+            expect(inner1.contents()[0].getText()).to.equal('i');
+
+            /* second paragraph */
+            var outer2 = p2Contents[0];
+            expect(outer2.getAttr('test')).to.equal('outer');
+            expect(outer2.contents().length).to.equal(1);
+            var inner2 = outer2.contents()[0];
+            expect(inner2.getAttr('test')).to.equal('inner');
+            expect(inner2.contents()[0].getText()).to.equal('s');
+
+            expect(p2Contents[1].getText()).to.equal(' a paragraph');
+
+            /* caret */
+            var selection = c.getSelection();
+            expect(selection.element.sameNode(getTextElement('s', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+    });
+
+    describe('Enter on a list items', function() {
+        afterEach(removeCanvas);
+
+        it('creates a paragraph after a list if hitting enter on the last and empty list item', function() {
+            var c = getCanvasFromXML('<section><div class="list"><div class="item">item</div></div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('item|').press(K.ENTER).press(K.ENTER);
+            
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is('list')).to.equal(true);
+            expect(rootContents[1].is('p')).to.equal(true);
+
+            var list = rootContents[0];
+            expect(list.contents().length).to.equal(1);
+            
+            var selection = c.getSelection();
+            expect(selection.element.wlxmlNode.sameNode(rootContents[1].contents()[0])).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+    });
+
+    describe('Deleting text from a node', function() {
+        it('deletes last character with backspace', function() {
+            var c = getCanvasFromXML('<section><div class="p">a</div><div class="p">b</div></section>'),
+                k = new Keyboard(c);
+
+            k.withCaret('b|').press(K.BACKSPACE);
+
+            var rootContents = c.wlxmlDocument.root.contents();
+            expect(rootContents.length).to.equal(2);
+            expect(rootContents[0].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[0].contents()[0].getText()).to.equal('a');
+            expect(rootContents[1].is({tagName: 'div', klass: 'p'})).to.equal(true);
+            expect(rootContents[1].contents()[0].getText()).to.equal('');
+
+            var selection = c.getSelection();
+            expect(selection.type).to.equal('caret');
+            expect(selection.element.sameNode(getTextElement('', c))).to.equal(true);
+            expect(selection.offset).to.equal(0);
+        });
+    });
 
 });