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1 | 1 | /**
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2 | 2 | * @license Apache-2.0
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3 | 3 | *
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4 |
| -* Copyright (c) 2018 The Stdlib Authors. |
| 4 | +* Copyright (c) 2023 The Stdlib Authors. |
5 | 5 | *
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6 | 6 | * Licensed under the Apache License, Version 2.0 (the "License");
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7 | 7 | * you may not use this file except in compliance with the License.
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21 | 21 | // MODULES //
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22 | 22 |
|
23 | 23 | var tape = require( 'tape' );
|
24 |
| -var invert = require( './../../dist' ); |
| 24 | +var main = require( './../../dist' ); |
25 | 25 |
|
26 | 26 |
|
27 | 27 | // TESTS //
|
28 | 28 |
|
29 |
| -tape( 'main export is a function', function test( t ) { |
| 29 | +tape( 'main export is defined', function test( t ) { |
30 | 30 | t.ok( true, __filename );
|
31 |
| - t.strictEqual( typeof invert, 'function', 'main export is a function' ); |
32 |
| - t.end(); |
33 |
| -}); |
34 |
| - |
35 |
| -tape( 'the function throws an error if not provided an object-like value', function test( t ) { |
36 |
| - var values; |
37 |
| - var i; |
38 |
| - |
39 |
| - values = [ |
40 |
| - '5', |
41 |
| - 5, |
42 |
| - NaN, |
43 |
| - true, |
44 |
| - false, |
45 |
| - null, |
46 |
| - void 0, |
47 |
| - function noop() {} |
48 |
| - ]; |
49 |
| - |
50 |
| - for ( i = 0; i < values.length; i++ ) { |
51 |
| - t.throws( badValue( values[i] ), TypeError, 'throws an error when provided '+values[i] ); |
52 |
| - } |
53 |
| - t.end(); |
54 |
| - |
55 |
| - function badValue( value ) { |
56 |
| - return function badValue() { |
57 |
| - invert( value ); |
58 |
| - }; |
59 |
| - } |
60 |
| -}); |
61 |
| - |
62 |
| -tape( 'the function throws an error if provided an options argument which is not an object', function test( t ) { |
63 |
| - var values; |
64 |
| - var i; |
65 |
| - |
66 |
| - values = [ |
67 |
| - '5', |
68 |
| - 5, |
69 |
| - NaN, |
70 |
| - true, |
71 |
| - false, |
72 |
| - null, |
73 |
| - void 0, |
74 |
| - [], |
75 |
| - function noop() {} |
76 |
| - ]; |
77 |
| - |
78 |
| - for ( i = 0; i < values.length; i++ ) { |
79 |
| - t.throws( badValue( values[i] ), TypeError, 'throws an error when provided '+values[i] ); |
80 |
| - } |
81 |
| - t.end(); |
82 |
| - |
83 |
| - function badValue( value ) { |
84 |
| - return function badValue() { |
85 |
| - invert( {}, value ); |
86 |
| - }; |
87 |
| - } |
88 |
| -}); |
89 |
| - |
90 |
| -tape( 'the function throws an error if provided a duplicates option which is not a boolean primitive', function test( t ) { |
91 |
| - var values; |
92 |
| - var i; |
93 |
| - |
94 |
| - values = [ |
95 |
| - '5', |
96 |
| - 5, |
97 |
| - NaN, |
98 |
| - null, |
99 |
| - void 0, |
100 |
| - [], |
101 |
| - {}, |
102 |
| - function noop() {} |
103 |
| - ]; |
104 |
| - |
105 |
| - for ( i = 0; i < values.length; i++ ) { |
106 |
| - t.throws( badValue( values[i] ), TypeError, 'throws an error when provided '+values[i] ); |
107 |
| - } |
108 |
| - t.end(); |
109 |
| - |
110 |
| - function badValue( value ) { |
111 |
| - return function badValue() { |
112 |
| - invert( {}, { |
113 |
| - 'duplicates': value |
114 |
| - }); |
115 |
| - }; |
116 |
| - } |
117 |
| -}); |
118 |
| - |
119 |
| -tape( 'the function returns an empty object if provided an empty object', function test( t ) { |
120 |
| - t.deepEqual( invert( {} ), {}, 'returns empty object' ); |
121 |
| - t.end(); |
122 |
| -}); |
123 |
| - |
124 |
| -tape( 'the function inverts an object', function test( t ) { |
125 |
| - var expected; |
126 |
| - var actual; |
127 |
| - var obj; |
128 |
| - |
129 |
| - obj = { |
130 |
| - 'a': 'beep', |
131 |
| - 'b': 'boop', |
132 |
| - 'c': true, |
133 |
| - 'd': null, |
134 |
| - 'e': [ 1, 2, 3 ], |
135 |
| - 'f': { |
136 |
| - 'a': 'b' |
137 |
| - }, |
138 |
| - 'g': 1 |
139 |
| - }; |
140 |
| - expected = { |
141 |
| - 'beep': 'a', |
142 |
| - 'boop': 'b', |
143 |
| - 'true': 'c', |
144 |
| - 'null': 'd', |
145 |
| - '1,2,3': 'e', |
146 |
| - '[object Object]': 'f', |
147 |
| - '1': 'g' |
148 |
| - }; |
149 |
| - |
150 |
| - actual = invert( obj ); |
151 |
| - t.deepEqual( actual, expected, 'returns inverted object' ); |
152 |
| - t.end(); |
153 |
| -}); |
154 |
| - |
155 |
| -tape( 'the function handles duplicate values', function test( t ) { |
156 |
| - var expected; |
157 |
| - var actual; |
158 |
| - var obj; |
159 |
| - |
160 |
| - obj = { |
161 |
| - 'a': 'beep', |
162 |
| - 'b': 'beep', |
163 |
| - 'c': 'boop', |
164 |
| - 'd': 'boop', |
165 |
| - 'e': 'boop' |
166 |
| - }; |
167 |
| - expected = { |
168 |
| - 'beep': [ 'a', 'b' ], |
169 |
| - 'boop': [ 'c', 'd', 'e' ] |
170 |
| - }; |
171 |
| - actual = invert( obj ); |
172 |
| - |
173 |
| - t.deepEqual( actual, expected, 'returns inverted object' ); |
174 |
| - t.end(); |
175 |
| -}); |
176 |
| - |
177 |
| -tape( 'the function supports overriding duplicate values', function test( t ) { |
178 |
| - var expected; |
179 |
| - var actual; |
180 |
| - var obj; |
181 |
| - |
182 |
| - obj = { |
183 |
| - 'a': 'beep', |
184 |
| - 'b': 'beep' |
185 |
| - }; |
186 |
| - expected = { |
187 |
| - 'beep': 'b' |
188 |
| - }; |
189 |
| - actual = invert( obj, { |
190 |
| - 'duplicates': false |
191 |
| - }); |
192 |
| - |
193 |
| - t.deepEqual( actual, expected, 'returns inverted object' ); |
194 |
| - t.end(); |
195 |
| -}); |
196 |
| - |
197 |
| -tape( 'the function ignores unknown options', function test( t ) { |
198 |
| - var expected; |
199 |
| - var actual; |
200 |
| - var obj; |
201 |
| - |
202 |
| - obj = { |
203 |
| - 'a': 'beep', |
204 |
| - 'b': 'beep' |
205 |
| - }; |
206 |
| - expected = { |
207 |
| - 'beep': [ 'a', 'b' ] |
208 |
| - }; |
209 |
| - actual = invert( obj, { |
210 |
| - 'bee': 'bop' |
211 |
| - }); |
212 |
| - |
213 |
| - t.deepEqual( actual, expected, 'ignores unknown options' ); |
| 31 | + t.strictEqual( main !== void 0, true, 'main export is defined' ); |
214 | 32 | t.end();
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215 | 33 | });
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