First, initial commit

tests/Meritoo/Common/Tests/Utilities/ComposerTest.php

@@ -0,0 +1,87 @@
+<?php
+
+/**
+ * (c) Meritoo.pl, http://www.meritoo.pl
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Meritoo\Common\Tests\Utilities;
+
+use Meritoo\Common\Utilities\Composer;
+use Meritoo\Common\Utilities\TestCase;
+
+/**
+ * Tests of the useful Composer-related methods
+ *
+ * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
+ * @copyright Meritoo.pl
+ */
+class ComposerTest extends TestCase
+{
+    /**
+     * Path of existing composer.json used as source of data for tests
+     *
+     * @var string
+     */
+    private $composerJsonPath;
+
+    /**
+     * @param string $composerJsonPath Empty value, e.g. ""
+     * @dataProvider provideEmptyValue
+     */
+    public function testGetValueNotExistingComposerJson($composerJsonPath)
+    {
+        self::assertNull(Composer::getValue($composerJsonPath, ''));
+        self::assertNull(Composer::getValue('not/existing/composer.json', ''));
+    }
+
+    /**
+     * @param string $nodeName Empty value, e.g. ""
+     * @dataProvider provideEmptyValue
+     */
+    public function testGetValueNotExistingNode($nodeName)
+    {
+        self::assertNull(Composer::getValue($this->composerJsonPath, $nodeName));
+        self::assertNull(Composer::getValue($this->composerJsonPath, 'not_existing_node'));
+    }
+
+    /**
+     * @param string $nodeName  Name of existing node
+     * @param string $nodeValue Value of existing node
+     *
+     * @dataProvider getExistingNode
+     */
+    public function testGetValueExistingNode($nodeName, $nodeValue)
+    {
+        self::assertEquals($nodeValue, Composer::getValue($this->composerJsonPath, $nodeName));
+    }
+
+    /**
+     * Provides names and values of existing nodes
+     *
+     * @return \Generator
+     */
+    public function getExistingNode()
+    {
+        yield[
+            'name',
+            'test/test',
+        ];
+
+        yield[
+            'version',
+            '1.0.2',
+        ];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $this->composerJsonPath = $this->getFilePathToTests(Composer::FILE_NAME_MAIN);
+    }
+}