1 | import './setup';
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2 | import {ViewCompiler} from '../src/view-compiler';
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3 | import {ViewResources} from '../src/view-resources';
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4 |
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5 | class MockBindingLanguage {
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6 | inspectAttribute(resources, elementName, attrName, attrValue) {
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7 | }
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8 |
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9 | createAttributeInstruction(resources, element, info, existingInstruction) {
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10 | }
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11 |
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12 | inspectTextContent(resources, value) {
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13 | }
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14 | }
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15 |
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16 | describe('ViewCompiler', () => {
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17 | var viewCompiler, language, resources;
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18 | beforeAll(() => {
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19 | language = new MockBindingLanguage();
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20 | viewCompiler = new ViewCompiler(language);
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21 | resources = new ViewResources(new ViewResources(), 'app.html');
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22 | });
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23 |
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24 | describe('compile', () => {
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25 | it('compiles an empty template', () => {
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26 | var template = document.createElement('template'),
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27 | node = document.createDocumentFragment(),
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28 | factory;
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29 | template.appendChild(node);
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30 | factory = viewCompiler.compile(template, resources, null);
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31 | expect(factory).not.toBe(null);
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32 | });
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33 |
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34 | it('throws on compile template within svg namespace', () => {
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35 | var template = document.createElementNS("http://www.w3.org/2000/svg", 'template'),
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36 | node = document.createDocumentFragment();
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37 | template.appendChild(node);
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38 |
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39 | var compileFunc = () => {
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40 | viewCompiler.compile(template, resources, null)
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41 | };
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42 |
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43 | expect(compileFunc).toThrow();
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44 | });
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45 | });
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46 |
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47 | describe('compileNode', () => {
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48 | it('concatenates adjacent text nodes', () => {
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49 | var instructions = [], parentInjectorId = 'root', targetLightDOM = true,
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50 | node, parentNode;
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51 |
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52 | parentNode = document.createElement('div');
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53 | node = document.createTextNode('Hello');
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54 | parentNode.appendChild(node);
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55 | parentNode.appendChild(document.createTextNode(' '));
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56 | parentNode.appendChild(document.createTextNode('World'));
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57 | parentNode.appendChild(document.createTextNode('!'));
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58 | spyOn(language, 'inspectTextContent');
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59 |
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60 | node = viewCompiler._compileNode(node, resources, instructions, parentNode, parentInjectorId, targetLightDOM);
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61 | expect(language.inspectTextContent).toHaveBeenCalledWith(resources, 'Hello World!');
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62 | expect(node).toBe(null);
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63 | });
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64 |
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65 | it('does not concatenate non-adjacent text nodes', () => {
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66 | var instructions = [], parentInjectorId = 'root', targetLightDOM = true,
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67 | node, parentNode, nextNode;
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68 |
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69 | parentNode = document.createElement('div');
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70 | node = document.createTextNode('Hello');
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71 | parentNode.appendChild(node);
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72 | parentNode.appendChild(document.createTextNode(' '));
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73 | nextNode = document.createElement('em');
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74 | nextNode.textContent = 'World';
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75 | parentNode.appendChild(nextNode);
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76 | parentNode.appendChild(document.createTextNode('!'));
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77 | spyOn(language, 'inspectTextContent');
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78 |
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79 | node = viewCompiler._compileNode(node, resources, instructions, parentNode, parentInjectorId, targetLightDOM);
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80 | expect(language.inspectTextContent).toHaveBeenCalledWith(resources, 'Hello ');
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81 | expect(node).toBe(nextNode);
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82 | });
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83 |
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84 | it('clears class attributes containing interpolation expressions', () => {
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85 | var instructions = [], parentInjectorId = 'root', targetLightDOM = true,
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86 | node = document.createElement('div'), parentNode = null;
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87 | node.setAttribute('class', 'foo ${bar} baz');
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88 | spyOn(language, 'inspectAttribute').and.returnValue({
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89 | attrName: 'class',
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90 | expression: {attrToRemove: 'class'},
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91 | command: null
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92 | });
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93 | spyOn(language, 'createAttributeInstruction').and.returnValue({
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94 | attributes: {
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95 | 'class': {
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96 | discrete: true,
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97 | attrToRemove: 'class'
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98 | }
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99 | }, attrName: 'class'
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100 | });
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101 | viewCompiler._compileNode(node, resources, instructions, parentNode, parentInjectorId, targetLightDOM);
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102 | expect(node.className).toBe('au-target');
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103 | });
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104 |
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105 | it('does not clear class attributes with no interpolation expressions', () => {
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106 | var instructions = [], parentInjectorId = 'root', targetLightDOM = true,
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107 | node = document.createElement('div'), parentNode = null;
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108 |
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109 | node.setAttribute('class', 'foo bar baz');
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110 | node.setAttribute('class.bind', 'someProperty');
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111 |
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112 | spyOn(language, 'inspectAttribute').and.callFake((resources, attrName, attrValue) => {
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113 | if (attrName === 'class') {
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114 | return {attrName: 'class', expression: null, command: null}
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115 | } else {
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116 | return {attrName: 'class', expression: null, command: 'bind'};
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117 | }
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118 | });
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119 |
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120 | spyOn(language, 'createAttributeInstruction').and.callFake((resources, node, info) => {
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121 | if (info.command) {
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122 | return {attributes: {'class': {discrete: true}}, attrName: 'class'};
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123 | } else {
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124 | return null;
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125 | }
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126 | });
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127 |
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128 | viewCompiler._compileNode(node, resources, instructions, parentNode, parentInjectorId, targetLightDOM);
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129 | expect(node.className).toBe('foo bar baz au-target');
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130 | });
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131 |
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132 | });
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133 |
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134 | });
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