Add tests for Hashids

spec/HashidsSpec.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace spec\Roukmoute\HashidsBundle;
+
+use PhpSpec\ObjectBehavior;
+use Roukmoute\HashidsBundle\Hashids;
+
+class HashidsSpec extends ObjectBehavior
+{
+    public function it_is_initializable()
+    {
+        $this->shouldHaveType(Hashids::class);
+    }
+
+    public function it_sets_min_hashs_length()
+    {
+        expect($this->encode(1)->getWrappedObject())->toBe('jR');
+        $this->setMinHashLength(4);
+        expect($this->encode(1)->getWrappedObject())->toBe('ejRe');
+        $this->setMinHashLength(15);
+        expect($this->encode(1)->getWrappedObject())->toBe('4q2VolejRejNmGQ');
+    }
+
+    public function it_encodes_with_custom_hash_length()
+    {
+        expect($this->encode(1)->getWrappedObject())->toBe('jR');
+        expect($this->encodeWithCustomHashLength(4, 1)->getWrappedObject())->toBe('ejRe');
+        expect($this->encode(1)->getWrappedObject())->toBe('jR');
+    }
+
+    public function it_decodes_with_custom_hash_length()
+    {
+        expect($this->decode('jR')->getWrappedObject())->toBe([1]);
+        expect($this->decodeWithCustomHashLength(4, 'ejRe')->getWrappedObject())->toBe([1]);
+        expect($this->decode('jR')->getWrappedObject())->toBe([1]);
+    }
+}