Add TagName #69

spec/Tag/GitHubTagNameSpec.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace spec\Devboard\GitHub\Tag;
+
+use Devboard\GitHub\Tag\GitHubTagName;
+use PhpSpec\ObjectBehavior;
+
+class GitHubTagNameSpec extends ObjectBehavior
+{
+    public function let()
+    {
+        $this->beConstructedWith('0.1.0');
+    }
+
+    public function it_is_initializable()
+    {
+        $this->shouldHaveType(GitHubTagName::class);
+    }
+
+    public function it_will_expose_value()
+    {
+        $this->getValue()->shouldReturn('0.1.0');
+    }
+
+    public function it_should_be_castable_to_string()
+    {
+        $this->__toString()->shouldReturn('0.1.0');
+    }
+}

src/Tag/GitHubTagName.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Devboard\GitHub\Tag;
+
+/**
+ * @see GitHubTagNameSpec
+ * @see GitHubTagNameTest
+ */
+class GitHubTagName
+{
+    /** @var string */
+    private $value;
+
+    public function __construct(string $value)
+    {
+        $this->value = $value;
+    }
+
+    public function getValue(): string
+    {
+        return $this->value;
+    }
+
+    public function __toString(): string
+    {
+        return $this->value;
+    }
+}

tests/Tag/GitHubTagNameTest.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace tests\Devboard\GitHub\Tag;
+
+use Devboard\GitHub\Tag\GitHubTagName;
+
+/**
+ * @covers \Devboard\GitHub\Tag\GitHubTagName
+ * @group  unit
+ */
+class GitHubTagNameTest extends \PHPUnit_Framework_TestCase
+{
+    /** @dataProvider provideTagNames */
+    public function testItExposesValue($name)
+    {
+        $sut = new GitHubTagName($name);
+        $this->assertEquals($name, $sut->getValue());
+    }
+
+    /** @dataProvider provideTagNames */
+    public function testItCanBeAutoConvertedToString($name)
+    {
+        $sut = new GitHubTagName($name);
+        $this->assertEquals($name, (string) $sut);
+    }
+
+    public function provideTagNames()
+    {
+        return [
+            ['0.1.0'],
+            ['1.0'],
+        ];
+    }
+}