6 files changed, 288 insertions, 0 deletions
diff --git a/tests/Unit/Http/Validation/Rules/InTest.php b/tests/Unit/Http/Validation/Rules/InTest.php
new file mode 100644
index 00000000..e5688d90
--- /dev/null
+++ b/tests/Unit/Http/Validation/Rules/InTest.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Http\Validation\Rules;
+
+use Engelsystem\Http\Validation\Rules\In;
+use Engelsystem\Test\Unit\TestCase;
+
+class InTest extends TestCase
+{
+    /**
+     * @covers \Engelsystem\Http\Validation\Rules\In::__construct
+     */
+    public function testConstruct()
+    {
+        $rule = new In('foo,bar');
+
+        $this->assertEquals(['foo', 'bar'], $rule->haystack);
+    }
+}
diff --git a/tests/Unit/Http/Validation/Rules/NotInTest.php b/tests/Unit/Http/Validation/Rules/NotInTest.php
new file mode 100644
index 00000000..9be12336
--- /dev/null
+++ b/tests/Unit/Http/Validation/Rules/NotInTest.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Http\Validation\Rules;
+
+use Engelsystem\Http\Validation\Rules\NotIn;
+use Engelsystem\Test\Unit\TestCase;
+
+class NotInTest extends TestCase
+{
+    /**
+     * @covers \Engelsystem\Http\Validation\Rules\NotIn::validate
+     */
+    public function testConstruct()
+    {
+        $rule = new NotIn('foo,bar');
+
+        $this->assertTrue($rule->validate('lorem'));
+        $this->assertFalse($rule->validate('foo'));
+    }
+}
diff --git a/tests/Unit/Http/Validation/Stub/ValidatesRequestImplementation.php b/tests/Unit/Http/Validation/Stub/ValidatesRequestImplementation.php
new file mode 100644
index 00000000..772b1dc9
--- /dev/null
+++ b/tests/Unit/Http/Validation/Stub/ValidatesRequestImplementation.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Http\Validation\Stub;
+
+use Engelsystem\Controllers\BaseController;
+use Engelsystem\Http\Request;
+
+class ValidatesRequestImplementation extends BaseController
+{
+    /**
+     * @param Request $request
+     * @param array   $rules
+     * @return array
+     */
+    public function validateData(Request $request, array $rules)
+    {
+        return $this->validate($request, $rules);
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasValidator()
+    {
+        return !is_null($this->validator);
+    }
+}
diff --git a/tests/Unit/Http/Validation/ValidatesRequestTest.php b/tests/Unit/Http/Validation/ValidatesRequestTest.php
new file mode 100644
index 00000000..8011bd03
--- /dev/null
+++ b/tests/Unit/Http/Validation/ValidatesRequestTest.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Http\Validation;
+
+use Engelsystem\Http\Exceptions\ValidationException;
+use Engelsystem\Http\Request;
+use Engelsystem\Http\Validation\Validator;
+use Engelsystem\Test\Unit\Http\Validation\Stub\ValidatesRequestImplementation;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+
+class ValidatesRequestTest extends TestCase
+{
+    /**
+     * @covers \Engelsystem\Http\Validation\ValidatesRequest::validate
+     * @covers \Engelsystem\Http\Validation\ValidatesRequest::setValidator
+     */
+    public function testValidate()
+    {
+        /** @var Validator|MockObject $validator */
+        $validator = $this->createMock(Validator::class);
+        $validator->expects($this->exactly(2))
+            ->method('validate')
+            ->withConsecutive(
+                [['foo' => 'bar'], ['foo' => 'required']],
+                [[], ['foo' => 'required']]
+            )
+            ->willReturnOnConsecutiveCalls(
+                true,
+                false
+            );
+        $validator->expects($this->once())
+            ->method('getData')
+            ->willReturn(['foo' => 'bar']);
+
+        $implementation = new ValidatesRequestImplementation();
+        $implementation->setValidator($validator);
+
+        $return = $implementation->validateData(new Request([], ['foo' => 'bar']), ['foo' => 'required']);
+
+        $this->assertEquals(['foo' => 'bar'], $return);
+
+        $this->expectException(ValidationException::class);
+        $implementation->validateData(new Request([], []), ['foo' => 'required']);
+    }
+}
diff --git a/tests/Unit/Http/Validation/ValidationServiceProviderTest.php b/tests/Unit/Http/Validation/ValidationServiceProviderTest.php
new file mode 100644
index 00000000..969f4351
--- /dev/null
+++ b/tests/Unit/Http/Validation/ValidationServiceProviderTest.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Http\Validation;
+
+use Engelsystem\Application;
+use Engelsystem\Http\Validation\ValidationServiceProvider;
+use Engelsystem\Http\Validation\Validator;
+use Engelsystem\Test\Unit\Http\Validation\Stub\ValidatesRequestImplementation;
+use Engelsystem\Test\Unit\ServiceProviderTest;
+use stdClass;
+
+class ValidationServiceProviderTest extends ServiceProviderTest
+{
+    /**
+     * @covers \Engelsystem\Http\Validation\ValidationServiceProvider::register
+     */
+    public function testRegister()
+    {
+        $app = new Application();
+
+        $serviceProvider = new ValidationServiceProvider($app);
+        $serviceProvider->register();
+
+        $this->assertTrue($app->has(Validator::class));
+        $this->assertTrue($app->has('validator'));
+
+        /** @var ValidatesRequestImplementation $validatesRequest */
+        $validatesRequest = $app->make(ValidatesRequestImplementation::class);
+        $this->assertTrue($validatesRequest->hasValidator());
+
+        // Test afterResolving early return
+        $app->make(stdClass::class);
+    }
+}
diff --git a/tests/Unit/Http/Validation/ValidatorTest.php b/tests/Unit/Http/Validation/ValidatorTest.php
new file mode 100644
index 00000000..450e5d4e
--- /dev/null
+++ b/tests/Unit/Http/Validation/ValidatorTest.php
@@ -0,0 +1,142 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Http\Validation;
+
+use Engelsystem\Http\Validation\Validator;
+use InvalidArgumentException;
+use PHPUnit\Framework\TestCase;
+
+class ValidatorTest extends TestCase
+{
+    /**
+     * @covers \Engelsystem\Http\Validation\Validator::validate
+     * @covers \Engelsystem\Http\Validation\Validator::getData
+     * @covers \Engelsystem\Http\Validation\Validator::getErrors
+     */
+    public function testValidate()
+    {
+        $val = new Validator();
+
+        $this->assertTrue($val->validate(
+            ['foo' => 'bar', 'lorem' => 'on', 'dolor' => 'bla'],
+            ['lorem' => 'accepted']
+        ));
+        $this->assertEquals(['lorem' => 'on'], $val->getData());
+
+        $this->assertFalse($val->validate(
+            [],
+            ['lorem' => 'required|min:3']
+        ));
+        $this->assertEquals(
+            ['lorem' => ['validation.lorem.required', 'validation.lorem.min']],
+            $val->getErrors()
+        );
+    }
+
+    /**
+     * @covers \Engelsystem\Http\Validation\Validator::validate
+     */
+    public function testValidateChaining()
+    {
+        $val = new Validator();
+
+        $this->assertTrue($val->validate(
+            ['lorem' => 10],
+            ['lorem' => 'required|min:3|max:10']
+        ));
+        $this->assertTrue($val->validate(
+            ['lorem' => 3],
+            ['lorem' => 'required|min:3|max:10']
+        ));
+
+        $this->assertFalse($val->validate(
+            ['lorem' => 2],
+            ['lorem' => 'required|min:3|max:10']
+        ));
+        $this->assertFalse($val->validate(
+            ['lorem' => 42],
+            ['lorem' => 'required|min:3|max:10']
+        ));
+    }
+
+    /**
+     * @covers \Engelsystem\Http\Validation\Validator::validate
+     */
+    public function testValidateNotImplemented()
+    {
+        $val = new Validator();
+
+        $this->expectException(InvalidArgumentException::class);
+
+        $val->validate(
+            ['lorem' => 'bar'],
+            ['foo' => 'never_implemented']
+        );
+    }
+
+    /**
+     * @covers \Engelsystem\Http\Validation\Validator::map
+     * @covers \Engelsystem\Http\Validation\Validator::mapBack
+     */
+    public function testValidateMapping()
+    {
+        $val = new Validator();
+
+        $this->assertTrue($val->validate(
+            ['foo' => 'bar'],
+            ['foo' => 'required']
+        ));
+        $this->assertTrue($val->validate(
+            ['foo' => '0'],
+            ['foo' => 'int']
+        ));
+        $this->assertTrue($val->validate(
+            ['foo' => 'on'],
+            ['foo' => 'accepted']
+        ));
+
+        $this->assertFalse($val->validate(
+            [],
+            ['lorem' => 'required']
+        ));
+        $this->assertEquals(
+            ['lorem' => ['validation.lorem.required']],
+            $val->getErrors()
+        );
+    }
+
+    /**
+     * @covers \Engelsystem\Http\Validation\Validator::validate
+     */
+    public function testValidateNesting()
+    {
+        $val = new Validator();
+
+        $this->assertTrue($val->validate(
+            [],
+            ['foo' => 'not|required']
+        ));
+
+        $this->assertTrue($val->validate(
+            ['foo' => 'foo'],
+            ['foo' => 'not|int']
+        ));
+        $this->assertFalse($val->validate(
+            ['foo' => 1],
+            ['foo' => 'not|int']
+        ));
+
+        $this->assertTrue($val->validate(
+            [],
+            ['foo' => 'optional|int']
+        ));
+        $this->assertTrue($val->validate(
+            ['foo' => '33'],
+            ['foo' => 'optional|int']
+        ));
+        $this->assertFalse($val->validate(
+            ['foo' => 'T'],
+            ['foo' => 'optional|int']
+        ));
+    }
+}