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var common = require('../common');
var WriteStreamStub = GENTLY.stub('fs', 'WriteStream');
var File = require(common.lib + '/file'),
EventEmitter = require('events').EventEmitter,
file,
gently;
function test(test) {
gently = new Gently();
file = new File();
test();
gently.verify(test.name);
}
test(function constructor() {
assert.ok(file instanceof EventEmitter);
assert.strictEqual(file.size, 0);
assert.strictEqual(file.path, null);
assert.strictEqual(file.name, null);
assert.strictEqual(file.type, null);
assert.strictEqual(file.lastModifiedDate, null);
assert.strictEqual(file._writeStream, null);
(function testSetProperties() {
var file2 = new File({foo: 'bar'});
assert.equal(file2.foo, 'bar');
})();
});
test(function open() {
var WRITE_STREAM;
file.path = '/foo';
gently.expect(WriteStreamStub, 'new', function (path) {
WRITE_STREAM = this;
assert.strictEqual(path, file.path);
});
file.open();
assert.strictEqual(file._writeStream, WRITE_STREAM);
});
test(function write() {
var BUFFER = {length: 10},
CB_STUB,
CB = function() {
CB_STUB.apply(this, arguments);
};
file._writeStream = {};
gently.expect(file._writeStream, 'write', function (buffer, cb) {
assert.strictEqual(buffer, BUFFER);
gently.expect(file, 'emit', function (event, bytesWritten) {
assert.ok(file.lastModifiedDate instanceof Date);
assert.equal(event, 'progress');
assert.equal(bytesWritten, file.size);
});
CB_STUB = gently.expect(function writeCb() {
assert.equal(file.size, 10);
});
cb();
gently.expect(file, 'emit', function (event, bytesWritten) {
assert.equal(event, 'progress');
assert.equal(bytesWritten, file.size);
});
CB_STUB = gently.expect(function writeCb() {
assert.equal(file.size, 20);
});
cb();
});
file.write(BUFFER, CB);
});
test(function end() {
var CB_STUB,
CB = function() {
CB_STUB.apply(this, arguments);
};
file._writeStream = {};
gently.expect(file._writeStream, 'end', function (cb) {
gently.expect(file, 'emit', function (event) {
assert.equal(event, 'end');
});
CB_STUB = gently.expect(function endCb() {
});
cb();
});
file.end(CB);
});
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