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test.js
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test.js
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/* global describe it Blob */
var hasBinary = require('./');
var assert = require('better-assert');
var fs = require('fs');
describe('has-binarydata', function () {
it('should work with buffer', function () {
assert(hasBinary(fs.readFileSync('./test.js')));
});
it('should work with an array that does not contain binary', function () {
var arr = [1, 'cool', 2];
assert(!hasBinary(arr));
});
it('should work with an array that contains a buffer', function () {
var arr = [1, new Buffer('asdfasdf', 'utf8'), 2];
assert(hasBinary(arr));
});
it('should work with an object that does not contain binary', function () {
var ob = {a: 'a', b: [], c: 1234, toJSON: '{"a": "a"}'};
assert(!hasBinary(ob));
});
it('should work with an object that contains a buffer', function () {
var ob = {a: 'a', b: new Buffer('abc'), c: 1234, toJSON: '{"a": "a"}'};
assert(hasBinary(ob));
});
it('should work with an object whose toJSON() returns a buffer', function () {
var ob = {a: 'a', b: [], c: 1234, toJSON: function () { return new Buffer('abc'); }};
assert(hasBinary(ob));
});
it('should work with null', function () {
assert(!hasBinary(null));
});
it('should work with undefined', function () {
assert(!hasBinary(undefined));
});
it('should work with a complex object that contains undefined and no binary', function () {
var ob = {
x: ['a', 'b', 123],
y: undefined,
z: {a: 'x', b: 'y', c: 3, d: null},
w: []
};
assert(!hasBinary(ob));
});
it('should work with a complex object that contains undefined and binary', function () {
var ob = {
x: ['a', 'b', 123],
y: undefined,
z: {a: 'x', b: 'y', c: 3, d: null},
w: [],
bin: new Buffer('xxx')
};
assert(hasBinary(ob));
});
if (global.ArrayBuffer) {
it('should work with an ArrayBuffer', function () {
assert(hasBinary(new ArrayBuffer()));
});
}
if (global.Blob) {
it('should work with a Blob', function () {
assert(hasBinary(new Blob()));
});
} else {
it('should not crash if global Blob is not a function', function () {
global.Blob = [ 1, 2, 3 ];
assert(!hasBinary(global.Blob));
});
}
});