Merge pull request #11 from fetzi/feature/add-json-decoder-tests

Tests for JsonDecoder

Author: mrowdy

tests/specs/JsonDecoderSpec.php

@@ -0,0 +1,86 @@
+<?php
+
+namespace tests\specs\Karriere\JsonDecoder;
+
+use Karriere\JsonDecoder\Bindings\CallbackBinding;
+use Karriere\JsonDecoder\ClassBindings;
+use Karriere\JsonDecoder\JsonDecoder;
+use Karriere\JsonDecoder\Transformer;
+use PhpSpec\ObjectBehavior;
+
+class JsonDecoderSpec extends ObjectBehavior
+{
+    public function let()
+    {
+        $this->beConstructedWith(false, false);
+    }
+
+    public function it_is_initializable()
+    {
+        $this->shouldHaveType(JsonDecoder::class);
+    }
+
+    public function it_should_allow_decoding_of_private_properties()
+    {
+        $this->beConstructedWith(true, false);
+        $this->decodesPrivateProperties()->shouldReturn(true);
+    }
+
+    public function it_should_allow_decoding_of_protected_properties()
+    {
+        $this->beConstructedWith(false, true);
+        $this->decodesProtectedProperties()->shouldReturn(true);
+    }
+
+    public function it_should_transform_raw_data()
+    {
+        $jsonString = '{"id": 1, "name": "John Doe"}';
+
+        $response = $this->decode($jsonString, JsonDecoderSample::class);
+
+        $response->shouldHaveType(JsonDecoderSample::class);
+        $response->id->shouldBe(1);
+        $response->name->shouldBe('John Doe');
+    }
+
+    public function it_should_transform_by_using_custom_transformer()
+    {
+        $this->register(new SampleTransformer());
+
+        $jsonString = '{"id": 1, "firstname": "John", "lastname": "Doe"}';
+
+        $response = $this->decode($jsonString, JsonDecoderSample::class);
+
+        $response->shouldHaveType(JsonDecoderSample::class);
+        $response->id->shouldBe(1);
+        $response->name->shouldBe('John Doe');
+    }
+
+    public function it_should_transform_empty_raw_data_to_null()
+    {
+        $jsonString = 'null';
+
+        $this->decode($jsonString, JsonDecoderSample::class)->shouldReturn(null);
+    }
+}
+
+class JsonDecoderSample
+{
+    public $id;
+    public $name;
+}
+
+class SampleTransformer implements Transformer
+{
+    public function register(ClassBindings $classBindings)
+    {
+        $classBindings->register(new CallbackBinding('name', function ($data) {
+            return sprintf('%s %s', $data['firstname'], $data['lastname']);
+        }));
+    }
+
+    public function transforms()
+    {
+        return JsonDecoderSample::class;
+    }
+}