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32 lines
1.2 KiB
32 lines
1.2 KiB
4 months ago
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import assert from 'assert';
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export function testMethodProperty(object, key, options) {
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let desc = Object.getOwnPropertyDescriptor(object, key);
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let { enumerable = false, configurable = false, writable = false, length } = options;
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assert.ok(desc, `Property ${ key.toString() } exists`);
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if (options.get || options.set) {
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if (options.get) {
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assert.equal(typeof desc.get, 'function', 'Getter is a function');
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assert.equal(desc.get.length, 0, 'Getter length is 0');
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} else {
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assert.equal(desc.get, undefined, 'Getter is undefined');
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}
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if (options.set) {
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assert.equal(typeof desc.set, 'function', 'Setter is a function');
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assert.equal(desc.set.length, 1, 'Setter length is 1');
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} else {
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assert.equal(desc.set, undefined, 'Setter is undefined');
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}
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} else {
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assert.equal(typeof desc.value, 'function', 'Value is a function');
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assert.equal(desc.value.length, length, `Function length is ${ length }`);
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assert.equal(desc.writable, writable, `Writable property is correct ${ writable }`);
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}
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assert.equal(desc.enumerable, enumerable, `Enumerable property is ${ enumerable }`);
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assert.equal(desc.configurable, configurable, `Configurable property is ${ configurable }`);
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}
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