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enzyme

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JavaScript Testing utilities for React

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<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/MountedTraversal.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../index.html">all files</a> / <a href="index.html">src/</a> MountedTraversal.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">76.07% </span> <span class="quiet">Statements</span> <span class='fraction'>124/163</span> </div> <div class='fl pad1y space-right2'> <span class="strong">63.74% </span> <span class="quiet">Branches</span> <span class='fraction'>58/91</span> </div> <div class='fl pad1y space-right2'> <span class="strong">89.47% </span> <span class="quiet">Functions</span> <span class='fraction'>17/19</span> </div> <div class='fl pad1y space-right2'> <span class="strong">76.1% </span> <span class="quiet">Lines</span> <span class='fraction'>121/159</span> </div> </div> </div> <div class='status-line medium'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 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Object.defineProperty(exports, '__esModule', { value: true }); exports.internalInstance = internalInstance; exports.getNode = getNode; exports.instEqual = instEqual; exports.instHasClassName = instHasClassName; exports.instHasId = instHasId; exports.instHasType = instHasType; exports.renderedChildrenOfInst = renderedChildrenOfInst; exports.childrenOfInstInternal = childrenOfInstInternal; exports.internalInstanceOrComponent = internalInstanceOrComponent; exports.childrenOfInst = childrenOfInst; exports.pathToNode = pathToNode; exports.parentsOfInst = parentsOfInst; exports.buildInstPredicate = buildInstPredicate; exports.treeFilter = treeFilter; &nbsp; var _Utils = require('./Utils'); &nbsp; var _reactCompat = require('./react-compat'); &nbsp; var _version = require('./version'); &nbsp; function internalInstance(inst) { return inst._reactInternalInstance; } &nbsp; function getNode(inst) { if (!inst || inst._store || typeof inst === 'string') { return inst; } <span class="missing-if-branch" title="if path not taken" >I</span>if (inst._currentElement) { <span class="cstat-no" title="statement not covered" > return inst._currentElement;</span> } if (internalInstance(inst)) { return internalInstance(inst)._currentElement; } <span class="missing-if-branch" title="else path not taken" >E</span>if (inst._reactInternalComponent) { return inst._reactInternalComponent._currentElement; } <span class="cstat-no" title="statement not covered" > return inst;</span> } &nbsp; function instEqual(a, b) { return (0, _Utils.nodeEqual)(getNode(a), getNode(b)); } &nbsp; function instHasClassName(inst, className) { if (!(0, _reactCompat.isDOMComponent)(inst)) { return false; } var classes = (0, _reactCompat.findDOMNode)(inst).className || ''; return (' ' + classes + ' ').indexOf(' ' + className + ' ') &gt; -1; } &nbsp; <span class="fstat-no" title="function not covered" >function instHasId(inst, id) {</span> <span class="cstat-no" title="statement not covered" > if (!(0, _reactCompat.isDOMComponent)(inst)) <span class="cstat-no" title="statement not covered" >return false;</span></span> <span class="cstat-no" title="statement not covered" > var instId = (0, _reactCompat.findDOMNode)(inst).id || '';</span> <span class="cstat-no" title="statement not covered" > return instId === id;</span> } &nbsp; function instHasType(inst, type) { switch (typeof type) { case 'string': return (0, _reactCompat.isDOMComponent)(inst) &amp;&amp; inst.tagName.toUpperCase() === type.toUpperCase(); case 'function': return (0, _reactCompat.isCompositeComponentWithType)(inst, type); <span class="branch-2 cbranch-no" title="branch not covered" > default:</span> <span class="cstat-no" title="statement not covered" > return false;</span> } } &nbsp; // called with private inst &nbsp; function renderedChildrenOfInst(inst) { return _version.REACT013 ? <span class="branch-0 cbranch-no" title="branch not covered" >inst._renderedComponent._renderedChildren </span>: inst._renderedChildren; } &nbsp; // called with a private instance &nbsp; function childrenOfInstInternal(_x) { var _again = true; &nbsp; _function: while (_again) { var inst = _x; _again = false; &nbsp; <span class="missing-if-branch" title="if path not taken" >I</span>if (!inst) { <span class="cstat-no" title="statement not covered" > return [];</span> } <span class="missing-if-branch" title="if path not taken" >I</span>if (!inst.getPublicInstance) { <span class="cstat-no" title="statement not covered" > var internal = internalInstance(inst);</span> <span class="cstat-no" title="statement not covered" > _x = internal;</span> <span class="cstat-no" title="statement not covered" > _again = true;</span> <span class="cstat-no" title="statement not covered" > internal = undefined;</span> <span class="cstat-no" title="statement not covered" > continue _function;</span> } var publicInst = inst.getPublicInstance(); var currentElement = inst._currentElement; if ((0, _reactCompat.isDOMComponent)(publicInst)) { var children = []; var renderedChildren = renderedChildrenOfInst(inst); var key = undefined; for (key in renderedChildren) { <span class="missing-if-branch" title="if path not taken" >I</span>if (!renderedChildren.hasOwnProperty(key)) { <span class="cstat-no" title="statement not covered" > continue;</span> } <span class="missing-if-branch" title="if path not taken" >I</span>if (_version.REACT013 &amp;&amp; <span class="branch-1 cbranch-no" title="branch not covered" >!renderedChildren[key].getPublicInstance)</span> { <span class="cstat-no" title="statement not covered" > continue;</span> } children.push(renderedChildren[key].getPublicInstance()); } return children; } else <span class="missing-if-branch" title="else path not taken" >E</span>if (_version.REACT014 &amp;&amp; (0, _reactCompat.isElement)(currentElement) &amp;&amp; typeof currentElement.type === 'function') { _x = inst._renderedComponent; _again = true; internal = publicInst = currentElement = children = renderedChildren = key = undefined; continue _function; } else <span class="cstat-no" title="statement not covered" >if (_version.REACT013 &amp;&amp; (0, _reactCompat.isCompositeComponent)(publicInst)) {</span> <span class="cstat-no" title="statement not covered" > _x = inst._renderedComponent;</span> <span class="cstat-no" title="statement not covered" > _again = true;</span> <span class="cstat-no" title="statement not covered" > internal = publicInst = currentElement = children = renderedChildren = key = undefined;</span> <span class="cstat-no" title="statement not covered" > continue _function;</span> } <span class="cstat-no" title="statement not covered" > return [];</span> } } &nbsp; function internalInstanceOrComponent(node) { <span class="missing-if-branch" title="if path not taken" >I</span>if (_version.REACT013) { <span class="cstat-no" title="statement not covered" > return node;</span> } else if (node._reactInternalComponent) { return node._reactInternalComponent; } else <span class="missing-if-branch" title="else path not taken" >E</span>if (node._reactInternalInstance) { return node._reactInternalInstance; } <span class="cstat-no" title="statement not covered" > return node;</span> } &nbsp; function childrenOfInst(node) { return childrenOfInstInternal(internalInstanceOrComponent(node)); } &nbsp; function pathToNode(node, root) { var queue = [root]; var path = []; &nbsp; while (queue.length) { var current = queue.pop(); var children = childrenOfInst(current); &nbsp; if (current === node) return path; &nbsp; path.push(current); &nbsp; if (children.length === 0) { // leaf node. if it isn't the node we are looking for, we pop. path.pop(); } queue.push.apply(queue, children); } &nbsp; <span class="cstat-no" title="statement not covered" > return null;</span> } &nbsp; function parentsOfInst(inst, root) { return pathToNode(inst, root).reverse(); } &nbsp; function buildInstPredicate(selector) { switch (typeof selector) { case 'function': // selector is a component constructor return function (inst) { return instHasType(inst, selector); }; &nbsp; case 'string': <span class="missing-if-branch" title="if path not taken" >I</span>if (!(0, _Utils.isSimpleSelector)(selector)) { <span class="cstat-no" title="statement not covered" > throw (0, _Utils.selectorError)(selector);</span> } if (_Utils.isCompoundSelector.test(selector)) { return (0, _Utils.AND)((0, _Utils.splitSelector)(selector).map(buildInstPredicate)); } if (selector[0] === '.') { // selector is a class name return function (inst) { return instHasClassName(inst, selector.substr(1)); }; } else <span class="missing-if-branch" title="if path not taken" >I</span>if (selector[0] === '#') { // selector is an id name <span class="cstat-no" title="statement not covered" > return <span class="fstat-no" title="function not covered" >function (inst) {</span></span> <span class="cstat-no" title="statement not covered" > return instHasId(inst, selector.substr(1));</span> }; } // selector is a string. match to DOM tag or constructor displayName return function (inst) { return instHasType(inst, selector); }; &nbsp; <span class="branch-2 cbranch-no" title="branch not covered" > default:</span> <span class="cstat-no" title="statement not covered" > throw new TypeError('Expecting a string or Component Constructor');</span> } } &nbsp; // This function should be called with an "internal instance". Nevertheless, if it is // called with a "public instance" instead, the function will call itself with the // internal instance and return the proper result. function findAllInRenderedTreeInternal(_x2, _x3) { var _again2 = true; &nbsp; _function2: while (_again2) { var inst = _x2, test = _x3; _again2 = false; &nbsp; <span class="missing-if-branch" title="if path not taken" >I</span>if (!inst) { <span class="cstat-no" title="statement not covered" > return [];</span> } &nbsp; <span class="missing-if-branch" title="if path not taken" >I</span>if (!inst.getPublicInstance) { <span class="cstat-no" title="statement not covered" > var internal = internalInstance(inst);</span> <span class="cstat-no" title="statement not covered" > _x2 = internal;</span> <span class="cstat-no" title="statement not covered" > _x3 = test;</span> <span class="cstat-no" title="statement not covered" > _again2 = true;</span> <span class="cstat-no" title="statement not covered" > internal = undefined;</span> <span class="cstat-no" title="statement not covered" > continue _function2;</span> } &nbsp; var publicInst = inst.getPublicInstance(); var ret = test(publicInst) ? [publicInst] : []; var currentElement = inst._currentElement; if ((0, _reactCompat.isDOMComponent)(publicInst)) { var renderedChildren = renderedChildrenOfInst(inst); var key = undefined; for (key in renderedChildren) { <span class="missing-if-branch" title="if path not taken" >I</span>if (!renderedChildren.hasOwnProperty(key)) { <span class="cstat-no" title="statement not covered" > continue;</span> } <span class="missing-if-branch" title="if path not taken" >I</span>if (_version.REACT013 &amp;&amp; <span class="branch-1 cbranch-no" title="branch not covered" >!renderedChildren[key].getPublicInstance)</span> { <span class="cstat-no" title="statement not covered" > continue;</span> } ret = ret.concat(findAllInRenderedTreeInternal(renderedChildren[key], test)); } } else <span class="missing-if-branch" title="else path not taken" >E</span>if (_version.REACT014 &amp;&amp; (0, _reactCompat.isElement)(currentElement) &amp;&amp; typeof currentElement.type === 'function') { ret = ret.concat(findAllInRenderedTreeInternal(inst._renderedComponent, test)); } else <span class="cstat-no" title="statement not covered" >if (_version.REACT013 &amp;&amp; (0, _reactCompat.isCompositeComponent)(publicInst)) {</span> <span class="cstat-no" title="statement not covered" > ret = ret.concat(findAllInRenderedTreeInternal(inst._renderedComponent, test));</span> } return ret; } } &nbsp; // This function could be called with a number of different things technically, so we need to // pass the *right* thing to our internal helper. &nbsp; function treeFilter(node, test) { return findAllInRenderedTreeInternal(internalInstanceOrComponent(node), test); } //# 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