| 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
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259 |
536x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
134x
204x
130x
74x
134x
134x
237x
134x
134x
1275x
134x
99x
99x
134x
134x
134x
134x
134x
134x
134x
134x
49x
134x
45x
45x
134x
134x
134x
483x
483x
483x
483x
483x
243x
240x
910x
134x
121x
121x
66x
66x
66x
66x
66x
8x
8x
8x
8x
8x
8x
8x
8x
8x
134x
134x
29x
30x
134x
29x
29x
| import sinon from 'sinon';
import { basename } from 'path';
import React from 'react';
import PropTypes from 'prop-types';
import { mount, shallow } from 'enzyme';
import assert from 'assert';
import _ from 'lodash';
import glob from 'glob';
import * as lucid from '../index';
// Common tests for all our components
export function common(
Component,
{
getDefaultProps = _.constant({}),
exemptFunctionProps = [],
exemptChildComponents = [],
selectRoot = _.identity,
} = {}
) {
function generateDefaultProps(props = {}) {
return _.assign({}, getDefaultProps(), props);
}
describe('[common]', () => {
Iif (!Component) {
throw new Error('An undefined component was passed to generic tests.');
}
Iif (Component._isLucidHybridComponent) {
throw new Error(
`You're trying to run generic tests on a hybrid component which is bad and won't work and will make you cry. Check your spec files for ${Component.displayName} and import the raw component instead of the hybrid version.`
);
}
it('should have a `displayName` defined', () => {
assert(Component.displayName);
});
it('should pass through styles to the root element', () => {
const style = {
backgroundColor: '#f0f',
};
const wrapper = shallow(
<Component {...generateDefaultProps()} style={style} />
);
const rootWrapper = selectRoot(wrapper).first();
const rootStyle = rootWrapper.prop('style');
assert(
_.every(style, (val, key) => val === rootStyle[key]),
'root style must contain passed styles'
);
});
it('should pass through `className`', () => {
const expectedClass = 'rAnDoM';
const wrapper = shallow(
<Component {...generateDefaultProps()} className={expectedClass} />
);
const rootWrapper = selectRoot(wrapper).first();
const classNames = rootWrapper.prop('className').split(' ');
assert(
_.includes(classNames, expectedClass),
`'${classNames}' should include '${expectedClass}'`
);
});
it('should have an application scoped base class', () => {
const expectedClass = 'lucid-' + Component.displayName;
const wrapper = shallow(<Component {...generateDefaultProps()} />);
const rootWrapper = selectRoot(wrapper).first();
const classNames = rootWrapper.prop('className').split(' ');
assert(
_.includes(classNames, expectedClass),
`'${classNames}' should include '${Component.displayName}'`
);
});
it('should have only application scoped classes', () => {
const wrapper = shallow(<Component {...generateDefaultProps()} />);
const rootWrapper = selectRoot(wrapper).first();
const parentClasses = rootWrapper.prop('className').split(' ');
const childrenClasses = rootWrapper.children().reduce((acc, node) => {
if (!node.prop('className')) {
return acc;
}
return acc.concat(node.prop('className').split(' '));
}, []);
const allClasses = parentClasses.concat(childrenClasses);
_.forEach(allClasses, className => {
assert(
_.includes(className, `lucid-${Component.displayName}`),
`${className} must be scoped`
);
});
});
describe('function propTypes', () => {
const funcProps = _.pickBy(
Component.propTypes,
propType => propType === PropTypes.func
);
_.forEach(funcProps, (propType, propName) => {
it(`${propName} should only use onX convention for function proptypes`, () => {
assert(
_.startsWith(propName, 'on') ||
_.includes(exemptFunctionProps, propName),
`${propName} must follow onX convention`
);
});
});
});
describe('child components', () => {
const childComponents = _.omit(Component.definition.statics, [
'_isPrivate',
'definition',
'propName',
'reducers',
'selectors',
]);
describe('propNames in propTypes', () => {
_.flow(
x => _.map(x, 'propName'),
x => _.compact(x),
x => _.flatMap(x, _.castArray),
x =>
_.reject(x, propName =>
_.includes(exemptChildComponents, propName)
),
x =>
_.forEach(x, propName => {
it(`should include ${propName} in propTypes`, () => {
assert(
Component.propTypes[propName],
`must include ${propName} in propTypes`
);
});
})
)(childComponents);
});
});
describe('example testing', () => {
const fileNames = glob.sync(
`./src/components/**/${Component.displayName}/examples/*.jsx`
);
_.each(fileNames, path => {
const Example = require('../../' + path).default;
const title = basename(path, '.jsx');
it(`should match snapshot(s) for ${title}`, () => {
const shallowExample = shallow(<Example />);
// If the root of the example is an instance of the Component under test, snapshot it.
// Otherwise, look under the root for instances of the Component and snapshot those.
if (shallowExample.is(Component.displayName)) {
expect(
shallow(<Component {...shallowExample.props()} />)
).toMatchSnapshot();
} else {
shallowExample.find(Component.displayName).forEach(example => {
expect(
shallow(<Component {...example.props()} />)
).toMatchSnapshot();
});
}
});
});
});
// Only run this test if it's a public component
if (!Component._isPrivate) {
it('should be available as an exported module from index.js', () => {
assert(lucid[Component.displayName]);
});
}
});
}
// Common tests for all our icon components
export function icons(Component) {
describe('[icon]', () => {
it('should add the correct class for isClickable', () => {
const wrapper = mount(<Component isClickable={true} />);
const targetClassName = 'lucid-Icon-is-clickable';
assert(
wrapper.find('svg').hasClass(targetClassName),
`Missing '${targetClassName}' class`
);
});
});
}
// Common tests for all control components
export function controls(
Component,
{ callbackName, controlSelector, eventType, additionalProps = {} }
) {
// Use DOM tests here since some of our controls use dom events under the hood
describe('[control]', () => {
it('should callback with `event` and `props`', () => {
const expectedSpecialProp = 32;
const props = {
specialProp: expectedSpecialProp,
[callbackName]: sinon.spy(),
...additionalProps,
};
const wrapper = mount(<Component {...props} />);
wrapper.find(controlSelector).simulate(eventType);
// Last argument should be an object with `uniqueId` and `event`
const { props: { specialProp }, event } = _.last(
props[callbackName].args[0]
);
assert(event, 'missing event');
assert.equal(
specialProp,
expectedSpecialProp,
'incorrect or missing specialProp'
);
});
});
}
const NativeDate = global.Date;
const createMockDateClass = (...args) =>
_.assign(
function MockDate() {
return new NativeDate(...args);
},
{
UTC: NativeDate.UTC,
parse: NativeDate.parse,
now: () => new NativeDate(...args).getTime(),
prototype: NativeDate.prototype,
}
);
export const mockDate = _.assign(
(...args) => {
global.Date = createMockDateClass(...args);
},
{
restore() {
global.Date = NativeDate;
},
}
);
|