[T3CMS] Add test for PhpTypeProviderUtilTest

Author: cedricziel

typo3-cms/src/test/java/com/cedricziel/idea/typo3/util/PhpTypeProviderUtilTest.java

@@ -0,0 +1,19 @@
+package com.cedricziel.idea.typo3.util;
+
+import com.cedricziel.idea.typo3.AbstractTestCase;
+import com.jetbrains.php.lang.psi.PhpPsiElementFactory;
+import com.jetbrains.php.lang.psi.elements.MethodReference;
+
+public class PhpTypeProviderUtilTest extends AbstractTestCase {
+    public void testSignaturesAreProvided() {
+        MethodReference methodReference = PhpPsiElementFactory.createMethodReference(
+            getProject(),
+            "<?php\n" +
+                "use App\\Foo\\Bar\\Foo;\n" +
+                "GeneralUtility::makeInstance(Foo::class);"
+        );
+        String referenceSignatureByFirstParameter = PhpTypeProviderUtil.getReferenceSignatureByFirstParameter(methodReference, '%');
+
+        assertEquals("#M#C\\GeneralUtility.makeInstance%#K#C\\App\\Foo\\Bar\\Foo.class", referenceSignatureByFirstParameter);
+    }
+}