test(openapi): add Parameter explode default tests

Author: Roemerdt

src/OpenApi/Tests/Model/ParameterTest.php

@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ApiPlatform\OpenApi\Tests\Model;
+
+use ApiPlatform\OpenApi\Model\Parameter;
+use PHPUnit\Framework\TestCase;
+
+class ParameterTest extends TestCase
+{
+    public function testExplodeDefaultsTrueForFormStyle(): void
+    {
+        $parameter = new Parameter('test', 'query');
+        $this->assertSame('form', $parameter->getStyle());
+        $this->assertTrue($parameter->getExplode());
+    }
+
+    public function testExplodeDefaultsTrueForCookieStyle(): void
+    {
+        $parameter = new Parameter('test', 'cookie');
+        $this->assertSame('form', $parameter->getStyle());
+        $this->assertTrue($parameter->getExplode());
+    }
+
+    public function testExplodeDefaultsFalseForPathStyle(): void
+    {
+        $parameter = new Parameter('test', 'path');
+        $this->assertSame('simple', $parameter->getStyle());
+        $this->assertFalse($parameter->getExplode());
+    }
+
+    public function testExplodeDefaultsFalseForHeaderStyle(): void
+    {
+        $parameter = new Parameter('test', 'header');
+        $this->assertSame('simple', $parameter->getStyle());
+        $this->assertFalse($parameter->getExplode());
+    }
+
+    public function testExplicitExplodeFalseOverridesDefault(): void
+    {
+        $parameter = new Parameter('test', 'query', explode: false);
+        $this->assertSame('form', $parameter->getStyle());
+        $this->assertFalse($parameter->getExplode());
+    }
+
+    public function testExplicitExplodeTrueOnSimpleStyle(): void
+    {
+        $parameter = new Parameter('test', 'path', explode: true);
+        $this->assertSame('simple', $parameter->getStyle());
+        $this->assertTrue($parameter->getExplode());
+    }
+
+    public function testExplodeDefaultsTrueForExplicitFormStyle(): void
+    {
+        $parameter = new Parameter('test', 'path', style: 'form');
+        $this->assertTrue($parameter->getExplode());
+    }
+
+    public function testExplodeDefaultsFalseForExplicitDeepObjectStyle(): void
+    {
+        $parameter = new Parameter('test', 'query', style: 'deepObject');
+        $this->assertFalse($parameter->getExplode());
+    }
+}