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author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
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committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/react-dom/lib/ReactTestUtils.js | |
parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) | |
download | wallet-core-de98e0b232509d5f40c135d540a70e415272ff85.tar.xz |
node_modules
Diffstat (limited to 'node_modules/react-dom/lib/ReactTestUtils.js')
-rw-r--r-- | node_modules/react-dom/lib/ReactTestUtils.js | 421 |
1 files changed, 421 insertions, 0 deletions
diff --git a/node_modules/react-dom/lib/ReactTestUtils.js b/node_modules/react-dom/lib/ReactTestUtils.js new file mode 100644 index 000000000..340eb627e --- /dev/null +++ b/node_modules/react-dom/lib/ReactTestUtils.js @@ -0,0 +1,421 @@ +/** + * Copyright 2013-present, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + */ + +'use strict'; + +var _prodInvariant = require('./reactProdInvariant'), + _assign = require('object-assign'); + +var EventConstants = require('./EventConstants'); +var EventPluginHub = require('./EventPluginHub'); +var EventPluginRegistry = require('./EventPluginRegistry'); +var EventPropagators = require('./EventPropagators'); +var React = require('react/lib/React'); +var ReactDOM = require('./ReactDOM'); +var ReactDOMComponentTree = require('./ReactDOMComponentTree'); +var ReactBrowserEventEmitter = require('./ReactBrowserEventEmitter'); +var ReactInstanceMap = require('./ReactInstanceMap'); +var ReactUpdates = require('./ReactUpdates'); +var SyntheticEvent = require('./SyntheticEvent'); +var ReactShallowRenderer = require('./ReactShallowRenderer'); + +var findDOMNode = require('./findDOMNode'); +var invariant = require('fbjs/lib/invariant'); +var warning = require('fbjs/lib/warning'); + +var topLevelTypes = EventConstants.topLevelTypes; + +function Event(suffix) {} + +// In react 16+ shallowRenderer will not be accessible via ReactTestUtils.createRenderer() +// Instead it will be available via react-test-renderer/shallow +// Maintain backwards compat for 15.5.0 release, but warn about using the deprecated method +var hasWarnedAboutCreateRenderer = false; +function createRendererWithWarning() { + process.env.NODE_ENV !== 'production' ? warning(hasWarnedAboutCreateRenderer, 'Shallow renderer has been moved to react-test-renderer/shallow. ' + 'Update references to remove this warning.') : void 0; + hasWarnedAboutCreateRenderer = true; + + return new ReactShallowRenderer(); +} + +/** + * @class ReactTestUtils + */ + +function findAllInRenderedTreeInternal(inst, test) { + if (!inst || !inst.getPublicInstance) { + return []; + } + var publicInst = inst.getPublicInstance(); + var ret = test(publicInst) ? [publicInst] : []; + var currentElement = inst._currentElement; + if (ReactTestUtils.isDOMComponent(publicInst)) { + var renderedChildren = inst._renderedChildren; + var key; + for (key in renderedChildren) { + if (!renderedChildren.hasOwnProperty(key)) { + continue; + } + ret = ret.concat(findAllInRenderedTreeInternal(renderedChildren[key], test)); + } + } else if (React.isValidElement(currentElement) && typeof currentElement.type === 'function') { + ret = ret.concat(findAllInRenderedTreeInternal(inst._renderedComponent, test)); + } + return ret; +} + +/** + * Utilities for making it easy to test React components. + * + * See https://facebook.github.io/react/docs/test-utils.html + * + * Todo: Support the entire DOM.scry query syntax. For now, these simple + * utilities will suffice for testing purposes. + * @lends ReactTestUtils + */ +var ReactTestUtils = { + renderIntoDocument: function (element) { + var div = document.createElement('div'); + // None of our tests actually require attaching the container to the + // DOM, and doing so creates a mess that we rely on test isolation to + // clean up, so we're going to stop honoring the name of this method + // (and probably rename it eventually) if no problems arise. + // document.documentElement.appendChild(div); + return ReactDOM.render(element, div); + }, + + isElement: function (element) { + return React.isValidElement(element); + }, + + isElementOfType: function (inst, convenienceConstructor) { + return React.isValidElement(inst) && inst.type === convenienceConstructor; + }, + + isDOMComponent: function (inst) { + return !!(inst && inst.nodeType === 1 && inst.tagName); + }, + + isDOMComponentElement: function (inst) { + return !!(inst && React.isValidElement(inst) && !!inst.tagName); + }, + + isCompositeComponent: function (inst) { + if (ReactTestUtils.isDOMComponent(inst)) { + // Accessing inst.setState warns; just return false as that'll be what + // this returns when we have DOM nodes as refs directly + return false; + } + return inst != null && typeof inst.render === 'function' && typeof inst.setState === 'function'; + }, + + isCompositeComponentWithType: function (inst, type) { + if (!ReactTestUtils.isCompositeComponent(inst)) { + return false; + } + var internalInstance = ReactInstanceMap.get(inst); + var constructor = internalInstance._currentElement.type; + + return constructor === type; + }, + + isCompositeComponentElement: function (inst) { + if (!React.isValidElement(inst)) { + return false; + } + // We check the prototype of the type that will get mounted, not the + // instance itself. This is a future proof way of duck typing. + var prototype = inst.type.prototype; + return typeof prototype.render === 'function' && typeof prototype.setState === 'function'; + }, + + isCompositeComponentElementWithType: function (inst, type) { + var internalInstance = ReactInstanceMap.get(inst); + var constructor = internalInstance._currentElement.type; + + return !!(ReactTestUtils.isCompositeComponentElement(inst) && constructor === type); + }, + + getRenderedChildOfCompositeComponent: function (inst) { + if (!ReactTestUtils.isCompositeComponent(inst)) { + return null; + } + var internalInstance = ReactInstanceMap.get(inst); + return internalInstance._renderedComponent.getPublicInstance(); + }, + + findAllInRenderedTree: function (inst, test) { + if (!inst) { + return []; + } + !ReactTestUtils.isCompositeComponent(inst) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'findAllInRenderedTree(...): instance must be a composite component') : _prodInvariant('10') : void 0; + return findAllInRenderedTreeInternal(ReactInstanceMap.get(inst), test); + }, + + /** + * Finds all instance of components in the rendered tree that are DOM + * components with the class name matching `className`. + * @return {array} an array of all the matches. + */ + scryRenderedDOMComponentsWithClass: function (root, classNames) { + return ReactTestUtils.findAllInRenderedTree(root, function (inst) { + if (ReactTestUtils.isDOMComponent(inst)) { + var className = inst.className; + if (typeof className !== 'string') { + // SVG, probably. + className = inst.getAttribute('class') || ''; + } + var classList = className.split(/\s+/); + + if (!Array.isArray(classNames)) { + !(classNames !== undefined) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'TestUtils.scryRenderedDOMComponentsWithClass expects a className as a second argument.') : _prodInvariant('11') : void 0; + classNames = classNames.split(/\s+/); + } + return classNames.every(function (name) { + return classList.indexOf(name) !== -1; + }); + } + return false; + }); + }, + + /** + * Like scryRenderedDOMComponentsWithClass but expects there to be one result, + * and returns that one result, or throws exception if there is any other + * number of matches besides one. + * @return {!ReactDOMComponent} The one match. + */ + findRenderedDOMComponentWithClass: function (root, className) { + var all = ReactTestUtils.scryRenderedDOMComponentsWithClass(root, className); + if (all.length !== 1) { + throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for class:' + className); + } + return all[0]; + }, + + /** + * Finds all instance of components in the rendered tree that are DOM + * components with the tag name matching `tagName`. + * @return {array} an array of all the matches. + */ + scryRenderedDOMComponentsWithTag: function (root, tagName) { + return ReactTestUtils.findAllInRenderedTree(root, function (inst) { + return ReactTestUtils.isDOMComponent(inst) && inst.tagName.toUpperCase() === tagName.toUpperCase(); + }); + }, + + /** + * Like scryRenderedDOMComponentsWithTag but expects there to be one result, + * and returns that one result, or throws exception if there is any other + * number of matches besides one. + * @return {!ReactDOMComponent} The one match. + */ + findRenderedDOMComponentWithTag: function (root, tagName) { + var all = ReactTestUtils.scryRenderedDOMComponentsWithTag(root, tagName); + if (all.length !== 1) { + throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for tag:' + tagName); + } + return all[0]; + }, + + /** + * Finds all instances of components with type equal to `componentType`. + * @return {array} an array of all the matches. + */ + scryRenderedComponentsWithType: function (root, componentType) { + return ReactTestUtils.findAllInRenderedTree(root, function (inst) { + return ReactTestUtils.isCompositeComponentWithType(inst, componentType); + }); + }, + + /** + * Same as `scryRenderedComponentsWithType` but expects there to be one result + * and returns that one result, or throws exception if there is any other + * number of matches besides one. + * @return {!ReactComponent} The one match. + */ + findRenderedComponentWithType: function (root, componentType) { + var all = ReactTestUtils.scryRenderedComponentsWithType(root, componentType); + if (all.length !== 1) { + throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for componentType:' + componentType); + } + return all[0]; + }, + + /** + * Pass a mocked component module to this method to augment it with + * useful methods that allow it to be used as a dummy React component. + * Instead of rendering as usual, the component will become a simple + * <div> containing any provided children. + * + * @param {object} module the mock function object exported from a + * module that defines the component to be mocked + * @param {?string} mockTagName optional dummy root tag name to return + * from render method (overrides + * module.mockTagName if provided) + * @return {object} the ReactTestUtils object (for chaining) + */ + mockComponent: function (module, mockTagName) { + mockTagName = mockTagName || module.mockTagName || 'div'; + + module.prototype.render.mockImplementation(function () { + return React.createElement(mockTagName, null, this.props.children); + }); + + return this; + }, + + /** + * Simulates a top level event being dispatched from a raw event that occurred + * on an `Element` node. + * @param {Object} topLevelType A type from `EventConstants.topLevelTypes` + * @param {!Element} node The dom to simulate an event occurring on. + * @param {?Event} fakeNativeEvent Fake native event to use in SyntheticEvent. + */ + simulateNativeEventOnNode: function (topLevelType, node, fakeNativeEvent) { + fakeNativeEvent.target = node; + ReactBrowserEventEmitter.ReactEventListener.dispatchEvent(topLevelType, fakeNativeEvent); + }, + + /** + * Simulates a top level event being dispatched from a raw event that occurred + * on the `ReactDOMComponent` `comp`. + * @param {Object} topLevelType A type from `EventConstants.topLevelTypes`. + * @param {!ReactDOMComponent} comp + * @param {?Event} fakeNativeEvent Fake native event to use in SyntheticEvent. + */ + simulateNativeEventOnDOMComponent: function (topLevelType, comp, fakeNativeEvent) { + ReactTestUtils.simulateNativeEventOnNode(topLevelType, findDOMNode(comp), fakeNativeEvent); + }, + + nativeTouchData: function (x, y) { + return { + touches: [{ pageX: x, pageY: y }] + }; + }, + + createRenderer: createRendererWithWarning, + + Simulate: null, + SimulateNative: {} +}; + +/** + * Exports: + * + * - `ReactTestUtils.Simulate.click(Element/ReactDOMComponent)` + * - `ReactTestUtils.Simulate.mouseMove(Element/ReactDOMComponent)` + * - `ReactTestUtils.Simulate.change(Element/ReactDOMComponent)` + * - ... (All keys from event plugin `eventTypes` objects) + */ +function makeSimulator(eventType) { + return function (domComponentOrNode, eventData) { + var node; + !!React.isValidElement(domComponentOrNode) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'TestUtils.Simulate expects a component instance and not a ReactElement.TestUtils.Simulate will not work if you are using shallow rendering.') : _prodInvariant('14') : void 0; + if (ReactTestUtils.isDOMComponent(domComponentOrNode)) { + node = findDOMNode(domComponentOrNode); + } else if (domComponentOrNode.tagName) { + node = domComponentOrNode; + } + + var dispatchConfig = EventPluginRegistry.eventNameDispatchConfigs[eventType]; + + var fakeNativeEvent = new Event(); + fakeNativeEvent.target = node; + fakeNativeEvent.type = eventType.toLowerCase(); + + // We don't use SyntheticEvent.getPooled in order to not have to worry about + // properly destroying any properties assigned from `eventData` upon release + var event = new SyntheticEvent(dispatchConfig, ReactDOMComponentTree.getInstanceFromNode(node), fakeNativeEvent, node); + // Since we aren't using pooling, always persist the event. This will make + // sure it's marked and won't warn when setting additional properties. + event.persist(); + _assign(event, eventData); + + if (dispatchConfig.phasedRegistrationNames) { + EventPropagators.accumulateTwoPhaseDispatches(event); + } else { + EventPropagators.accumulateDirectDispatches(event); + } + + ReactUpdates.batchedUpdates(function () { + EventPluginHub.enqueueEvents(event); + EventPluginHub.processEventQueue(true); + }); + }; +} + +function buildSimulators() { + ReactTestUtils.Simulate = {}; + + var eventType; + for (eventType in EventPluginRegistry.eventNameDispatchConfigs) { + /** + * @param {!Element|ReactDOMComponent} domComponentOrNode + * @param {?object} eventData Fake event data to use in SyntheticEvent. + */ + ReactTestUtils.Simulate[eventType] = makeSimulator(eventType); + } +} + +// Rebuild ReactTestUtils.Simulate whenever event plugins are injected +var oldInjectEventPluginOrder = EventPluginHub.injection.injectEventPluginOrder; +EventPluginHub.injection.injectEventPluginOrder = function () { + oldInjectEventPluginOrder.apply(this, arguments); + buildSimulators(); +}; +var oldInjectEventPlugins = EventPluginHub.injection.injectEventPluginsByName; +EventPluginHub.injection.injectEventPluginsByName = function () { + oldInjectEventPlugins.apply(this, arguments); + buildSimulators(); +}; + +buildSimulators(); + +/** + * Exports: + * + * - `ReactTestUtils.SimulateNative.click(Element/ReactDOMComponent)` + * - `ReactTestUtils.SimulateNative.mouseMove(Element/ReactDOMComponent)` + * - `ReactTestUtils.SimulateNative.mouseIn/ReactDOMComponent)` + * - `ReactTestUtils.SimulateNative.mouseOut(Element/ReactDOMComponent)` + * - ... (All keys from `EventConstants.topLevelTypes`) + * + * Note: Top level event types are a subset of the entire set of handler types + * (which include a broader set of "synthetic" events). For example, onDragDone + * is a synthetic event. Except when testing an event plugin or React's event + * handling code specifically, you probably want to use ReactTestUtils.Simulate + * to dispatch synthetic events. + */ + +function makeNativeSimulator(eventType) { + return function (domComponentOrNode, nativeEventData) { + var fakeNativeEvent = new Event(eventType); + _assign(fakeNativeEvent, nativeEventData); + if (ReactTestUtils.isDOMComponent(domComponentOrNode)) { + ReactTestUtils.simulateNativeEventOnDOMComponent(eventType, domComponentOrNode, fakeNativeEvent); + } else if (domComponentOrNode.tagName) { + // Will allow on actual dom nodes. + ReactTestUtils.simulateNativeEventOnNode(eventType, domComponentOrNode, fakeNativeEvent); + } + }; +} + +Object.keys(topLevelTypes).forEach(function (eventType) { + // Event type is stored as 'topClick' - we transform that to 'click' + var convenienceName = eventType.indexOf('top') === 0 ? eventType.charAt(3).toLowerCase() + eventType.substr(4) : eventType; + /** + * @param {!Element|ReactDOMComponent} domComponentOrNode + * @param {?Event} nativeEventData Fake native event to use in SyntheticEvent. + */ + ReactTestUtils.SimulateNative[convenienceName] = makeNativeSimulator(eventType); +}); + +module.exports = ReactTestUtils;
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