Merge pull request #4 from lion-packages/new

feat: support for dependency injection by parameters or default param…
lion-packages · Jan 19, 2024 · 9afb567 · 9afb567
2 parents bb80bad + 73084a6
commit 9afb567
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Showing 4 changed files with 93 additions and 25 deletions.
diff --git a/src/DependencyInjection/Container.php b/src/DependencyInjection/Container.php
@@ -42,38 +42,47 @@ public function getFiles(string $folder): array
         return $files;
     }
 
-    public function getNamespace(string $file, string $namespace, string $split): string
+    public function getNamespace(string $file, string $namespace, string $split = '/'): string
     {
         $splitFile = explode($split, $file);
 
         return $this->str->of("{$namespace}{$splitFile[1]}")->replace("/", "\\")->replace('.php', '')->trim()->get();
     }
 
-    private function getParameters(ReflectionMethod $method): array
+    private function getParameters(ReflectionMethod $method, array $params = []): array
     {
-        return array_map(
-            fn($parameter) => $this->container->get($this->getParameterClassName($parameter)),
-            $method->getParameters()
-        );
+        $args = [];
+
+        foreach ($method->getParameters() as $parameter) {
+            if ($parameter->isDefaultValueAvailable()) {
+                $args[] = $parameter->getDefaultValue();
+            } else {
+                if (!empty($params[$parameter->getName()])) {
+                    $args[] = $params[$parameter->getName()];
+                } else {
+                    $args[] = $this->container->get($this->getParameterClassName($parameter));
+                }
+            }
+        }
+
+        return $args;
     }
 
-    public function injectDependenciesMethod(object $object, string $method): mixed
+    public function injectDependenciesMethod(object $object, string $method, array $params = []): mixed
     {
         $method = (new ReflectionClass($object))->getMethod($method);
 
-        return $method->invoke($object, ...$this->getParameters($method));
+        return $method->invoke($object, ...$this->getParameters($method, $params));
     }
 
-    public function injectDependencies(object $object): object
+    public function injectDependencies(object $object, array $params = []): object
     {
-        $reflectionClass = new ReflectionClass($object);
-
-        foreach ($reflectionClass->getMethods() as $method) {
+        foreach ((new ReflectionClass($object))->getMethods() as $method) {
             $docDocument = $method->getDocComment();
 
             if (is_string($docDocument)) {
                 if ((bool) preg_match('/@required/', $docDocument)) {
-                    $method->invoke($object, ...$this->getParameters($method));
+                    $method->invoke($object, ...$this->getParameters($method, $params));
                 }
             }
         }

diff --git a/tests/ContainerTest.php b/tests/ContainerTest.php
@@ -15,6 +15,7 @@
 
 class ContainerTest extends Test
 {
+    const STR = 'test';
     const FOLDER = './tests/';
     const PATH_FILE = './Provider/CustomClass.php';
     const FILES = [
@@ -59,24 +60,57 @@ public function testGetNamespace(): void
 
     public function testGetParameters(): void
     {
-        $class = new class {
-            public function exampleMethod(FactoryProvider $factoryProvider): FactoryProvider
-            {
-                return $factoryProvider;
-            }
-        };
-
-        $parameters = $this->getPrivateMethod('getParameters', [new ReflectionMethod($class, 'exampleMethod')]);
+        $parameters = $this->getPrivateMethod(
+            'getParameters',
+            [new ReflectionMethod(new CustomClass(), 'setFactoryProvider')
+        ]);
 
         $this->assertIsArray($parameters);
         $this->assertInstanceOf(FactoryProvider::class, reset($parameters));
+
+        $parameters = $this->getPrivateMethod(
+            'getParameters',
+            [new ReflectionMethod(new CustomClass(), 'setMultiple')
+        ]);
+
+        $this->assertIsArray($parameters);
+
+        $first = reset($parameters);
+        $second = end($parameters);
+
+        $this->assertInstanceOf(FactoryProvider::class, $first);
+        $this->assertIsString($second);
+        $this->assertSame(self::STR, $second);
     }
 
     public function testInjectDependenciesMethod(): void
     {
-        $returnValue = $this->container->injectDependenciesMethod($this->customClass, 'setFactoryProviderSecond');
+        /** @var FactoryProvider $factoryProvider */
+        $factoryProvider = $this->container->injectDependenciesMethod($this->customClass, 'setFactoryProviderSecond');
+
+        $this->assertInstanceOf(FactoryProvider::class, $factoryProvider);
+    }
+
+    public function testInjectDependenciesMethodWithMultipleArguments(): void
+    {
+        /** @var FactoryProvider $factoryProvider */
+        $factoryProvider = $this->container->injectDependenciesMethod($this->customClass, 'setMultiple');
 
-        $this->assertInstanceOf(FactoryProvider::class, $returnValue);
+        $this->assertInstanceOf(FactoryProvider::class, $factoryProvider);
+        $this->assertSame(self::STR, $factoryProvider->getStr());
+    }
+
+    public function testInjectDependenciesMethodWithMultipleArgumentsDefault(): void
+    {
+        /** @var FactoryProvider $factoryProvider */
+        $factoryProvider = $this->container->injectDependenciesMethod(
+            $this->customClass,
+            'setDefaults',
+            ['str' => self::STR]
+        );
+
+        $this->assertInstanceOf(FactoryProvider::class, $factoryProvider);
+        $this->assertSame(self::STR, $factoryProvider->getStr());
     }
 
     public function testInjectDependencies(): void
@@ -91,8 +125,10 @@ public function testInjectDependencies(): void
     public function testGetParameterClassName()
     {
         $reflectionParameter = new ReflectionParameter(self::REFLECTION_PARAMETERS, 'factoryProvider');
-        $result = $this->getPrivateMethod('getParameterClassName', [$reflectionParameter]);
 
-        $this->assertSame(FactoryProvider::class, $result);
+        /** @var FactoryProvider $factoryProvider */
+        $factoryProvider = $this->getPrivateMethod('getParameterClassName', [$reflectionParameter]);
+
+        $this->assertSame(FactoryProvider::class, $factoryProvider);
     }
 }
diff --git a/tests/Provider/CustomClass.php b/tests/Provider/CustomClass.php
@@ -27,4 +27,14 @@ public function setFactoryProviderSecond(FactoryProvider $factoryProvider): Fact
     {
         return $factoryProvider;
     }
+
+    public function setMultiple(FactoryProvider $factoryProvider, string $str = 'test'): FactoryProvider
+    {
+        return $factoryProvider->setStr($str);
+    }
+
+    public function setDefaults(FactoryProvider $factoryProvider, string $str): FactoryProvider
+    {
+        return $factoryProvider->setStr($str);
+    }
 }
diff --git a/tests/Provider/FactoryProvider.php b/tests/Provider/FactoryProvider.php
@@ -6,4 +6,17 @@
 
 class FactoryProvider
 {
+    private string $str;
+
+    public function getStr(): string
+    {
+        return $this->str;
+    }
+
+    public function setStr(string $str): FactoryProvider
+    {
+        $this->str = $str;
+
+        return $this;
+    }
 }