Fix: Code formatted and correct return type of one test

Author: f-lapinski

src/core/etl/tests/Flow/ETL/Tests/Unit/Function/IndexOfTest.php

@@ -42,6 +42,18 @@ public function test_index_of() : void
         );
     }
 
+    public function test_needle_null_index_of_returns_false() : void
+    {
+        self::assertFalse(
+            ref('str')->indexOf(ref('needle'))->eval(
+                row(
+                    str_entry('str', 'x'),
+                    str_entry('needle', null)
+                )
+            )
+        );
+    }
+
     public function test_returns_method_returns_string_int() : void
     {
         $indexOf = new IndexOf('Abba', 'b', offset: 3);
@@ -62,16 +74,4 @@ public function test_string_null_index_of_returns_false() : void
             )
         );
     }
-
-    public function test_needle_null_index_of_returns_false() : void
-    {
-        self::assertFalse(
-            ref('str')->indexOf(ref('needle'))->eval(
-                row(
-                    str_entry('str', 'x'),
-                    str_entry('needle', null)
-                )
-            )
-        );
-    }
 }

src/core/etl/tests/Flow/ETL/Tests/Unit/Function/IsUtf8Test.php

@@ -12,6 +12,17 @@
 
 final class IsUtf8Test extends FlowTestCase
 {
+    public function test_is_utf8_returns_null() : void
+    {
+        self::assertNull(
+            ref('str')->isUtf8()->eval(
+                row(
+                    str_entry('str', null),
+                )
+            )
+        );
+    }
+
     public function test_is_utf_8() : void
     {
         self::assertTrue(
@@ -36,15 +47,4 @@ public function test_returns_method_returns_string_boolean() : void
 
         self::assertTrue($returnType->isEqual(type_boolean()));
     }
-
-    public function test_is_utf8_returns_null() : void
-    {
-        self::assertNull(
-            ref('str')->isUtf8()->eval(
-                row(
-                    str_entry('str', null),
-                )
-            )
-        );
-    }
 }

src/core/etl/tests/Flow/ETL/Tests/Unit/Function/StringAfterTest.php

@@ -4,10 +4,9 @@
 
 namespace Flow\ETL\Tests\Unit\Function;
 
-use Flow\ETL\Function\StringAfter;
 use function Flow\ETL\DSL\row;
 use function Flow\ETL\DSL\{ref, str_entry, type_string};
-use Flow\ETL\Function\StringTitle;
+use Flow\ETL\Function\{StringAfter};
 use Flow\ETL\PHP\Type\Type;
 use Flow\ETL\Tests\FlowTestCase;
 
@@ -61,7 +60,7 @@ public function test_string_after_including_needle() : void
 
     public function test_string_after_returns_null() : void
     {
-        self::assertFalse(
+        self::assertNull(
             ref('str')->stringAfter('x')->eval(
                 row(
                     str_entry('str', null),

src/core/etl/tests/Flow/ETL/Tests/Unit/Function/StringFoldTest.php

@@ -4,10 +4,10 @@
 
 namespace Flow\ETL\Tests\Unit\Function;
 
-use Flow\ETL\Function\StringFold;
-use Flow\ETL\PHP\Type\Type;
 use function Flow\ETL\DSL\row;
 use function Flow\ETL\DSL\{ref, str_entry, type_string};
+use Flow\ETL\Function\StringFold;
+use Flow\ETL\PHP\Type\Type;
 use Flow\ETL\Tests\FlowTestCase;
 
 final class StringFoldTest extends FlowTestCase
@@ -21,6 +21,7 @@ public function test_returns_method_returns_string_type() : void
 
         self::assertTrue($returnType->isEqual(type_string()));
     }
+
     public function test_string_folded() : void
     {
         self::assertSame(

src/core/etl/tests/Flow/ETL/Tests/Unit/Function/StringStyleTest.php

@@ -56,6 +56,17 @@ public function test_string_style_lower() : void
         );
     }
 
+    public function test_string_style_returns_null() : void
+    {
+        self::assertNull(
+            ref('str')->stringStyle(StringStyles::LOWER)->eval(
+                row(
+                    str_entry('str', null),
+                )
+            )
+        );
+    }
+
     public function test_string_style_snake() : void
     {
         self::assertSame(
@@ -85,15 +96,4 @@ public function test_string_style_upper() : void
             )
         );
     }
-
-    public function test_string_style_returns_null() : void
-    {
-        self::assertNull(
-            ref('str')->stringStyle(StringStyles::LOWER)->eval(
-                row(
-                    str_entry('str', null),
-                )
-            )
-        );
-    }
 }