--- /dev/null
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\Test\VersionUpdater;
+
+use Psy\Shell;
+
+class GitHubCheckerTest extends \PHPUnit_Framework_TestCase
+{
+ /**
+ * @dataProvider malformedResults
+ * @expectedException \InvalidArgumentException
+ * @expectedExceptionMessage Unable to check for updates
+ *
+ * @param $input
+ */
+ public function testExceptionInvocation($input)
+ {
+ $checker = $this->getMockBuilder('Psy\\VersionUpdater\\GitHubChecker')
+ ->setMethods(array('fetchLatestRelease'))
+ ->getMock();
+ $checker->expects($this->once())->method('fetchLatestRelease')->willReturn($input);
+ $checker->isLatest();
+ }
+
+ /**
+ * @dataProvider jsonResults
+ *
+ * @param $assertion
+ * @param $input
+ */
+ public function testDataSetResults($assertion, $input)
+ {
+ $checker = $this->getMockBuilder('Psy\\VersionUpdater\\GitHubChecker')
+ ->setMethods(array('fetchLatestRelease'))
+ ->getMock();
+ $checker->expects($this->once())->method('fetchLatestRelease')->willReturn($input);
+ $this->assertSame($assertion, $checker->isLatest());
+ }
+
+ /**
+ * @return array
+ */
+ public function jsonResults()
+ {
+ return array(
+ array(false, json_decode('{"tag_name":"v9.0.0"}')),
+ array(true, json_decode('{"tag_name":"v' . Shell::VERSION . '"}')),
+ array(true, json_decode('{"tag_name":"v0.0.1"}')),
+ array(true, json_decode('{"tag_name":"v0.4.1-alpha"}')),
+ array(true, json_decode('{"tag_name":"v0.4.2-beta3"}')),
+ array(true, json_decode('{"tag_name":"v0.0.1"}')),
+ array(true, json_decode('{"tag_name":""}')),
+ );
+ }
+
+ /**
+ * @return array
+ */
+ public function malformedResults()
+ {
+ return array(
+ array(null),
+ array(false),
+ array(true),
+ array(json_decode('{"foo":"bar"}')),
+ array(json_decode('{}')),
+ array(json_decode('[]')),
+ array(array()),
+ array(json_decode('{"tag_name":false"}')),
+ array(json_decode('{"tag_name":true"}')),
+ );
+ }
+}