Tests/importer (#14)

* Added test for importer class

tests/Model/ImporterTest.php

@@ -0,0 +1,91 @@
+<?php
+
+namespace Dynamic\Salsify\Tests\Model\Mapper;
+
+use Dynamic\Salsify\Model\Fetcher;
+use Dynamic\Salsify\Model\Importer;
+use Dynamic\Salsify\Model\Mapper;
+use InvalidArgumentException;
+use SilverStripe\Core\Injector\Injector;
+use SilverStripe\Dev\SapphireTest;
+
+/**
+ * Class ImporterTest
+ * @package Dynamic\Salsify\Tests\Model\Mapper
+ */
+class ImporterTest extends SapphireTest
+{
+
+    /**
+     *
+     */
+    public function testCanConstruct()
+    {
+        $importer = new Importer('test');
+        $this->assertInstanceOf(Importer::class, $importer);
+    }
+
+    /**
+     *
+     */
+    public function testGetImporterKey()
+    {
+        $importer = new Importer('test');
+        $this->assertEquals('test', $importer->getImporterKey());
+    }
+
+    /**
+     *
+     */
+    public function testImportKeyNotString()
+    {
+        $importer = new Importer('test');
+        $this->expectException(InvalidArgumentException::class);
+        /** @noinspection PhpParamsInspection */
+        $importer->setImporterKey(array());
+    }
+
+    /**
+     *
+     */
+    public function testImportKeyNotEmpty()
+    {
+        $importer = new Importer('test');
+        $this->expectException(InvalidArgumentException::class);
+        $importer->setImporterKey('');
+    }
+
+    /**
+     *
+     */
+    public function testImportKeyContainsInvalidCharacters()
+    {
+        $importer = new Importer('test');
+        $this->expectException(InvalidArgumentException::class);
+        $importer->setImporterKey('test@');
+    }
+
+    /**
+     *
+     */
+    public function testCreateServicesFetcher()
+    {
+        $this->assertFalse(Injector::inst()->has(Fetcher::class . '.test'));
+
+        $importer = new Importer('test');
+        $importer->createServices();
+        $this->assertTrue(Injector::inst()->has(Fetcher::class . '.test'));
+    }
+
+    /**
+     *
+     */
+    public function testCreateServicesMapper()
+    {
+        $this->assertFalse(Injector::inst()->has(Mapper::class . '.test'));
+
+        $importer = new Importer('test');
+        $importer->createServices();
+        $this->assertTrue(Injector::inst()->has(Mapper::class . '.test'));
+    }
+}