Ensure ignored paths are realpathed (#35)

src/Config/Configuration.php

@@ -270,8 +270,10 @@ public function ignoreErrorsOnPackageAndPath(string $packageName, string $path,
             throw new LogicException('PROD_DEPENDENCY_ONLY_IN_DEV errors cannot be ignored on a path');
         }
 
-        $previousErrorTypes = $this->ignoredErrorsOnPackageAndPath[$packageName][$path] ?? [];
-        $this->ignoredErrorsOnPackageAndPath[$packageName][$path] = array_merge($previousErrorTypes, $errorTypes);
+        $realpath = $this->realpath($path);
+
+        $previousErrorTypes = $this->ignoredErrorsOnPackageAndPath[$packageName][$realpath] ?? [];
+        $this->ignoredErrorsOnPackageAndPath[$packageName][$realpath] = array_merge($previousErrorTypes, $errorTypes);
         return $this;
     }
 
@@ -373,7 +375,16 @@ public function getPathsToExclude(): array
      */
     public function getPathsWithIgnore(): array
     {
-        return array_keys($this->ignoredErrorsOnPath);
+        $paths = array_keys($this->ignoredErrorsOnPath);
+
+        foreach ($this->ignoredErrorsOnPackageAndPath as $packagePaths) {
+            $paths = array_merge(
+                $paths,
+                array_keys($packagePaths)
+            );
+        }
+
+        return $paths;
     }
 
     public function shouldScanComposerAutoloadPaths(): bool

tests/ConfigurationTest.php

@@ -0,0 +1,28 @@
+<?php declare(strict_types = 1);
+
+namespace ShipMonk\ComposerDependencyAnalyser;
+
+use PHPUnit\Framework\TestCase;
+use ShipMonk\ComposerDependencyAnalyser\Config\Configuration;
+use ShipMonk\ComposerDependencyAnalyser\Config\ErrorType;
+use const DIRECTORY_SEPARATOR;
+
+class ConfigurationTest extends TestCase
+{
+
+    public function testPathsWithIgnore(): void
+    {
+        $configuration = new Configuration();
+        $configuration->ignoreErrorsOnPath(__DIR__ . '/app/../', [ErrorType::SHADOW_DEPENDENCY]);
+        $configuration->ignoreErrorsOnPackageAndPath('vendor/package', __DIR__ . '/../tests/app', [ErrorType::SHADOW_DEPENDENCY]);
+
+        self::assertEquals(
+            [
+                __DIR__,
+                __DIR__ . DIRECTORY_SEPARATOR . 'app',
+            ],
+            $configuration->getPathsWithIgnore()
+        );
+    }
+
+}