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'use strict';
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require('../common');
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const assert = require('assert');
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const URLSearchParams = require('url').URLSearchParams;
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let params;
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// Get basics
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params = new URLSearchParams('a=b&c=d');
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assert.strictEqual(params.get('a'), 'b');
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assert.strictEqual(params.get('c'), 'd');
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assert.strictEqual(params.get('e'), null);
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params = new URLSearchParams('a=b&c=d&a=e');
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assert.strictEqual(params.get('a'), 'b');
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params = new URLSearchParams('=b&c=d');
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assert.strictEqual(params.get(''), 'b');
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params = new URLSearchParams('a=&c=d&a=e');
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assert.strictEqual(params.get('a'), '');
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// More get() basics
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params = new URLSearchParams('first=second&third&&');
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assert.notStrictEqual(params, null, 'constructor returned non-null value.');
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assert.strictEqual(true, params.has('first'),
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'Search params object has name "first"');
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assert.strictEqual(params.get('first'), 'second',
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'Search params object has name "first" with value "second"');
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assert.strictEqual(params.get('third'), '',
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'Search params object has name "third" with empty value.');
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assert.strictEqual(params.get('fourth'), null,
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'Search params object has no "fourth" name and value.');
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assert.throws(() => {
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params.get.call(undefined);
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}, /^TypeError: Value of `this` is not a URLSearchParams$/);
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assert.throws(() => {
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params.get();
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}, /^TypeError: "name" argument must be specified$/);
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