Add Job tests

tests/JobTest.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace Tests;
+
+use Marquine\Etl\Job;
+use Marquine\Etl\Loaders\LoaderInterface ;
+use Marquine\Etl\Extractors\ExtractorInterface;
+use Marquine\Etl\Transformers\TransformerInterface;
+
+class JobTest extends TestCase
+{
+    /** @test */
+    function extract()
+    {
+        $job = new Job;
+
+        $extractor = new class implements ExtractorInterface {
+            public $property;
+            public $called = false;
+            public function extract($source) { $this->called = true; }
+        };
+
+        $job->extract($extractor, 'source', ['property' => 'value']);
+
+        $this->assertTrue($extractor->called);
+        $this->assertEquals($extractor->property, 'value');
+    }
+
+    /** @test */
+    function transform()
+    {
+        $job = new Job;
+
+        $transformer = new class implements TransformerInterface {
+            public $property;
+            public $called = false;
+            public function transform($items) { $this->called = true; }
+        };
+
+        $job->transform($transformer, ['property' => 'value']);
+
+        $this->assertTrue($transformer->called);
+        $this->assertEquals($transformer->property, 'value');
+    }
+
+    /** @test */
+    function load()
+    {
+        $job = new Job;
+
+        $loader = new class implements LoaderInterface {
+            public $property;
+            public $called = false;
+            public function load($destination, $items) { $this->called = true; }
+        };
+
+        $job->load($loader, 'destination', ['property' => 'value']);
+
+        $this->assertTrue($loader->called);
+        $this->assertEquals($loader->property, 'value');
+    }
+}