'use strict';
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var test = require('tape');
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var typedArrayLength = require('../');
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var isCallable = require('is-callable');
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var generators = require('make-generator-function')();
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var arrowFn = require('make-arrow-function')();
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var forEach = require('for-each');
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var inspect = require('object-inspect');
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var typedArrayNames = [
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'Int8Array',
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'Uint8Array',
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'Uint8ClampedArray',
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'Int16Array',
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'Uint16Array',
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'Int32Array',
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'Uint32Array',
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'Float32Array',
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'Float64Array',
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'BigInt64Array',
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'BigUint64Array'
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];
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test('not arrays', function (t) {
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t.test('non-number/string primitives', function (st) {
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st.equal(false, typedArrayLength(), 'undefined is not typed array');
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st.equal(false, typedArrayLength(null), 'null is not typed array');
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st.equal(false, typedArrayLength(false), 'false is not typed array');
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st.equal(false, typedArrayLength(true), 'true is not typed array');
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st.end();
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});
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t.equal(false, typedArrayLength({}), 'object is not typed array');
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t.equal(false, typedArrayLength(/a/g), 'regex literal is not typed array');
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t.equal(false, typedArrayLength(new RegExp('a', 'g')), 'regex object is not typed array');
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t.equal(false, typedArrayLength(new Date()), 'new Date() is not typed array');
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t.test('numbers', function (st) {
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st.equal(false, typedArrayLength(42), 'number is not typed array');
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st.equal(false, typedArrayLength(Object(42)), 'number object is not typed array');
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st.equal(false, typedArrayLength(NaN), 'NaN is not typed array');
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st.equal(false, typedArrayLength(Infinity), 'Infinity is not typed array');
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st.end();
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});
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t.test('strings', function (st) {
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st.equal(false, typedArrayLength('foo'), 'string primitive is not typed array');
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st.equal(false, typedArrayLength(Object('foo')), 'string object is not typed array');
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st.end();
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});
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t.end();
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});
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test('Functions', function (t) {
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t.equal(false, typedArrayLength(function () {}), 'function is not typed array');
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t.end();
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});
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test('Generators', { skip: generators.length === 0 }, function (t) {
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forEach(generators, function (genFn) {
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t.equal(false, typedArrayLength(genFn), 'generator function ' + inspect(genFn) + ' is not typed array');
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});
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t.end();
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});
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test('Arrow functions', { skip: !arrowFn }, function (t) {
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t.equal(false, typedArrayLength(arrowFn), 'arrow function is not typed array');
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t.end();
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});
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test('Typed Arrays', function (t) {
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forEach(typedArrayNames, function (typedArray) {
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var TypedArray = global[typedArray];
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if (isCallable(TypedArray)) {
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var length = 10;
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var arr = new TypedArray(length);
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t.equal(typedArrayLength(arr), length, 'new ' + typedArray + '(10) is typed array of length ' + length);
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} else {
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t.comment('# SKIP ' + typedArray + ' is not supported');
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}
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});
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t.end();
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});
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