Styling: added missing unit tests; added missing FlatCapsLockIcon.getStyleableInfos()

`return new UnknownStyleException( key )`
with
  `throw new UnknownStyleException( key )`

CHANGELOG.md

@@ -11,6 +11,8 @@ FlatLaf Change Log
 
 #### Fixed bugs
 
+- CheckBox and RadioButton: Fixed styling of custom icon. Also fixed focus width
+  (and preferred size) if using custom icon. (PR #1060)
 - TextField: Fixed wrong leading/trailing icon placement if border is set to
   `null`. (issue #1047)
 - Extras: UI defaults inspector: Exclude inspector window from being blocked by

flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatCapsLockIcon.java

@@ -25,6 +25,8 @@ import java.awt.geom.Area;
 import java.awt.geom.Path2D;
 import java.awt.geom.Rectangle2D;
 import java.awt.geom.RoundRectangle2D;
+import java.util.Collections;
+import java.util.Map;
 import javax.swing.UIManager;
 import com.formdev.flatlaf.ui.FlatStylingSupport.UnknownStyleException;
 import com.formdev.flatlaf.ui.FlatUIUtils;
@@ -54,6 +56,11 @@ public class FlatCapsLockIcon
 		}
 	}
 
+	/** @since 3.7 */
+	public Map<String, Class<?>> getStyleableInfos() throws IllegalArgumentException {
+		return Collections.singletonMap( "capsLockIconColor", Color.class );
+	}
+
 	/** @since 2.5 */
 	public Object getStyleableValue( String key ) {
 		switch( key ) {

flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatButtonUI.java

@@ -370,7 +370,7 @@ public class FlatButtonUI
 	protected Object applyStyleProperty( AbstractButton b, String key, Object value ) {
 		if( key.startsWith( "help." ) ) {
 			if( !(helpButtonIcon instanceof FlatHelpButtonIcon) )
-				return new UnknownStyleException( key );
+				throw new UnknownStyleException( key );
 
 			if( helpButtonIconShared ) {
 				helpButtonIcon = FlatStylingSupport.cloneIcon( helpButtonIcon );

flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatPasswordFieldUI.java

@@ -16,7 +16,6 @@
 
 package com.formdev.flatlaf.ui;
 
-import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.Rectangle;
 import java.awt.Toolkit;
@@ -230,7 +229,8 @@ public class FlatPasswordFieldUI
 	@Override
 	public Map<String, Class<?>> getStyleableInfos( JComponent c ) {
 		Map<String, Class<?>> infos = super.getStyleableInfos( c );
-		infos.put( "capsLockIconColor", Color.class );
+		if( capsLockIcon instanceof FlatCapsLockIcon )
+			infos.putAll( ((FlatCapsLockIcon)capsLockIcon).getStyleableInfos() );
 		return infos;
 	}
 

flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatRadioButtonUI.java

@@ -203,11 +203,12 @@ public class FlatRadioButtonUI
 	protected Object applyStyleProperty( AbstractButton b, String key, Object value ) {
 		// style icon
 		if( key.startsWith( "icon." ) ) {
+			Icon icon = getRealIcon( b );
 			if( !(icon instanceof FlatCheckBoxIcon) )
-				return new UnknownStyleException( key );
+				throw new UnknownStyleException( key );
 
-			if( iconShared ) {
-				icon = FlatStylingSupport.cloneIcon( icon );
+			if( icon == this.icon && iconShared ) {
+				this.icon = icon = FlatStylingSupport.cloneIcon( icon );
 				iconShared = false;
 			}
 
@@ -225,6 +226,7 @@ public class FlatRadioButtonUI
 	@Override
 	public Map<String, Class<?>> getStyleableInfos( JComponent c ) {
 		Map<String, Class<?>> infos = FlatStylingSupport.getAnnotatedStyleableInfos( this );
+		Icon icon = getRealIcon( c );
 		if( icon instanceof FlatCheckBoxIcon ) {
 			for( Map.Entry<String, Class<?>> e : ((FlatCheckBoxIcon)icon).getStyleableInfos().entrySet() )
 				infos.put( "icon.".concat( e.getKey() ), e.getValue() );
@@ -237,6 +239,7 @@ public class FlatRadioButtonUI
 	public Object getStyleableValue( JComponent c, String key ) {
 		// style icon
 		if( key.startsWith( "icon." ) ) {
+			Icon icon = getRealIcon( c );
 			return (icon instanceof FlatCheckBoxIcon)
 				? ((FlatCheckBoxIcon)icon).getStyleableValue( key.substring( "icon.".length() ) )
 				: null;
@@ -332,16 +335,18 @@ public class FlatRadioButtonUI
 	}
 
 	private int getIconFocusWidth( JComponent c ) {
-		AbstractButton b = (AbstractButton) c;
-		Icon icon = b.getIcon();
-		if( icon == null )
-			icon = getDefaultIcon();
-
+		Icon icon = getRealIcon( c );
 		return (icon instanceof FlatCheckBoxIcon)
 			? Math.round( UIScale.scale( ((FlatCheckBoxIcon)icon).getFocusWidth() ) )
 			: 0;
 	}
 
+	private Icon getRealIcon( JComponent c ) {
+		AbstractButton b = (AbstractButton) c;
+		Icon icon = b.getIcon();
+		return (icon != null) ? icon : getDefaultIcon();
+	}
+
 	@Override
 	public int getBaseline( JComponent c, int width, int height ) {
 		return FlatButtonUI.getBaselineImpl( c, width, height );

flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTabbedPaneUI.java

@@ -671,7 +671,7 @@ public class FlatTabbedPaneUI
 		// close icon
 		if( key.startsWith( "close" ) ) {
 			if( !(closeIcon instanceof FlatTabbedPaneCloseIcon) )
-				return new UnknownStyleException( key );
+				throw new UnknownStyleException( key );
 
 			if( closeIconShared ) {
 				closeIcon = FlatStylingSupport.cloneIcon( closeIcon );

flatlaf-core/src/test/java/com/formdev/flatlaf/ui/TestFlatStyleableInfo.java

@@ -30,6 +30,9 @@ import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 import com.formdev.flatlaf.icons.*;
+import com.formdev.flatlaf.ui.TestFlatStyling.CustomCheckBoxIcon;
+import com.formdev.flatlaf.ui.TestFlatStyling.CustomIcon;
+import com.formdev.flatlaf.ui.TestFlatStyling.CustomRadioButtonIcon;
 
 /**
  * @author Karl Tauber
@@ -144,7 +147,12 @@ public class TestFlatStyleableInfo
 
 	@Test
 	void checkBox() {
-		JCheckBox c = new JCheckBox();
+		checkBox( new JCheckBox() );
+		checkBox( new JCheckBox( new CustomIcon() ) );
+		checkBox( new JCheckBox( new CustomCheckBoxIcon() ) );
+	}
+
+	private void checkBox( JCheckBox c ) {
 		FlatCheckBoxUI ui = (FlatCheckBoxUI) c.getUI();
 
 		assertTrue( ui.getDefaultIcon() instanceof FlatCheckBoxIcon );
@@ -153,6 +161,11 @@ public class TestFlatStyleableInfo
 		Map<String, Class<?>> expected = new LinkedHashMap<>();
 		radioButton( expected );
 
+		// remove "icon." keys if check box has custom icon
+		Icon icon = c.getIcon();
+		if( icon != null && !(icon instanceof FlatCheckBoxIcon) )
+			expected.keySet().removeIf( key -> key.startsWith( "icon." ) );
+
 		assertMapEquals( expected, ui.getStyleableInfos( c ) );
 	}
 
@@ -492,7 +505,12 @@ public class TestFlatStyleableInfo
 
 	@Test
 	void radioButton() {
-		JRadioButton c = new JRadioButton();
+		radioButton( new JRadioButton() );
+		radioButton( new JRadioButton( new CustomIcon() ) );
+		radioButton( new JRadioButton( new CustomRadioButtonIcon() ) );
+	}
+
+	private void radioButton( JRadioButton c ) {
 		FlatRadioButtonUI ui = (FlatRadioButtonUI) c.getUI();
 
 		assertTrue( ui.getDefaultIcon() instanceof FlatRadioButtonIcon );
@@ -504,6 +522,11 @@ public class TestFlatStyleableInfo
 			"icon.centerDiameter", float.class
 		);
 
+		// remove "icon." keys if radio button has custom icon
+		Icon icon = c.getIcon();
+		if( icon != null && !(icon instanceof FlatRadioButtonIcon) )
+			expected.keySet().removeIf( key -> key.startsWith( "icon." ) );
+
 		assertMapEquals( expected, ui.getStyleableInfos( c ) );
 	}
 
@@ -1112,6 +1135,16 @@ public class TestFlatStyleableInfo
 		assertMapEquals( expected, border.getStyleableInfos() );
 	}
 
+	@Test
+	void flatScrollPaneBorder() {
+		FlatScrollPaneBorder border = new FlatScrollPaneBorder();
+
+		Map<String, Class<?>> expected = new LinkedHashMap<>();
+		flatScrollPaneBorder( expected );
+
+		assertMapEquals( expected, border.getStyleableInfos() );
+	}
+
 	@Test
 	void flatTextBorder() {
 		FlatTextBorder border = new FlatTextBorder();
@@ -1295,4 +1328,56 @@ public class TestFlatStyleableInfo
 
 		assertMapEquals( expected, icon.getStyleableInfos() );
 	}
+
+	@Test
+	void flatClearIcon() {
+		FlatClearIcon icon = new FlatClearIcon();
+
+		Map<String, Class<?>> expected = expectedMap(
+			"clearIconColor", Color.class,
+			"clearIconHoverColor", Color.class,
+			"clearIconPressedColor", Color.class
+		);
+
+		assertMapEquals( expected, icon.getStyleableInfos() );
+	}
+
+	@Test
+	void flatSearchIcon() {
+		FlatSearchIcon icon = new FlatSearchIcon();
+
+		Map<String, Class<?>> expected = new LinkedHashMap<>();
+		flatSearchIcon( expected );
+
+		assertMapEquals( expected, icon.getStyleableInfos() );
+	}
+
+	@Test
+	void flatSearchWithHistoryIcon() {
+		FlatSearchWithHistoryIcon icon = new FlatSearchWithHistoryIcon();
+
+		Map<String, Class<?>> expected = new LinkedHashMap<>();
+		flatSearchIcon( expected );
+
+		assertMapEquals( expected, icon.getStyleableInfos() );
+	}
+
+	private void flatSearchIcon( Map<String, Class<?>> expected ) {
+		expectedMap( expected,
+			"searchIconColor", Color.class,
+			"searchIconHoverColor", Color.class,
+			"searchIconPressedColor", Color.class
+		);
+	}
+
+	@Test
+	void flatCapsLockIcon() {
+		FlatCapsLockIcon icon = new FlatCapsLockIcon();
+
+		Map<String, Class<?>> expected = expectedMap(
+			"capsLockIconColor", Color.class
+		);
+
+		assertMapEquals( expected, icon.getStyleableInfos() );
+	}
 }

flatlaf-core/src/test/java/com/formdev/flatlaf/ui/TestFlatStyleableValue.java

@@ -67,6 +67,7 @@ import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
+import com.formdev.flatlaf.icons.FlatCapsLockIcon;
 import com.formdev.flatlaf.icons.FlatCheckBoxIcon;
 import com.formdev.flatlaf.icons.FlatCheckBoxMenuItemIcon;
 import com.formdev.flatlaf.icons.FlatClearIcon;
@@ -77,6 +78,10 @@ import com.formdev.flatlaf.icons.FlatRadioButtonMenuItemIcon;
 import com.formdev.flatlaf.icons.FlatSearchIcon;
 import com.formdev.flatlaf.icons.FlatSearchWithHistoryIcon;
 import com.formdev.flatlaf.ui.FlatStylingSupport.StyleableUI;
+import com.formdev.flatlaf.ui.FlatStylingSupport.UnknownStyleException;
+import com.formdev.flatlaf.ui.TestFlatStyling.CustomCheckBoxIcon;
+import com.formdev.flatlaf.ui.TestFlatStyling.CustomIcon;
+import com.formdev.flatlaf.ui.TestFlatStyling.CustomRadioButtonIcon;
 
 /**
  * @author Karl Tauber
@@ -269,11 +274,20 @@ public class TestFlatStyleableValue
 
 	@Test
 	void checkBox() {
-		JCheckBox c = new JCheckBox();
+		checkBox( new JCheckBox() );
+		checkBox( new JCheckBox( new CustomCheckBoxIcon() ) );
+		checkBox( new JCheckBox( new CustomIcon() ) );
+	}
+
+	private void checkBox( JCheckBox c ) {
 		FlatCheckBoxUI ui = (FlatCheckBoxUI) c.getUI();
 
 		// FlatCheckBoxUI extends FlatRadioButtonUI
 		radioButton( ui, c );
+
+		// necessary to clear FlatRadioButtonUI.oldStyleValues because
+		// ui.applyStyle(...) operates on shared instance
+		ui.uninstallUI( c );
 	}
 
 	@Test
@@ -536,14 +550,24 @@ public class TestFlatStyleableValue
 
 	@Test
 	void radioButton() {
-		JRadioButton c = new JRadioButton();
+		radioButton( new JRadioButton() );
+		radioButton( new JRadioButton( new CustomRadioButtonIcon() ) );
+		radioButton( new JRadioButton( new CustomIcon() ) );
+	}
+
+	private void radioButton( JRadioButton c ) {
 		FlatRadioButtonUI ui = (FlatRadioButtonUI) c.getUI();
 
 		assertTrue( ui.getDefaultIcon() instanceof FlatRadioButtonIcon );
 
 		radioButton( ui, c );
 
-		testFloat( c, ui, "icon.centerDiameter", 1.23f );
+		if( !(c.getIcon() instanceof CustomIcon) )
+			testFloat( c, ui, "icon.centerDiameter", 1.23f );
+
+		// necessary to clear FlatRadioButtonUI.oldStyleValues because
+		// ui.applyStyle(...) operates on shared instance
+		ui.uninstallUI( c );
 	}
 
 	private void radioButton( FlatRadioButtonUI ui, AbstractButton b ) {
@@ -551,6 +575,17 @@ public class TestFlatStyleableValue
 
 		//---- icon ----
 
+		if( b.getIcon() instanceof CustomIcon ) {
+			try {
+				ui.applyStyle( b, "icon.focusWidth: 1.23" );
+				assertTrue( false );
+			} catch( UnknownStyleException ex ) {
+				assertEquals( new UnknownStyleException( "icon.focusWidth" ).getMessage(), ex.getMessage() );
+			}
+			assertEquals( null, ui.getStyleableValue( b, "icon.focusWidth" ) );
+			return;
+		}
+
 		testFloat( b, ui, "icon.focusWidth", 1.23f );
 		testColor( b, ui, "icon.focusColor", 0x123456 );
 		testFloat( b, ui, "icon.borderWidth", 1.23f );
@@ -1290,6 +1325,13 @@ public class TestFlatStyleableValue
 		testValue( icon, "searchIconPressedColor", Color.WHITE );
 	}
 
+	@Test
+	void flatCapsLockIcon() {
+		FlatCapsLockIcon icon = new FlatCapsLockIcon();
+
+		testValue( icon, "capsLockIconColor", Color.WHITE );
+	}
+
 	//---- class TestIcon -----------------------------------------------------
 
 	@SuppressWarnings( "EqualsHashCode" ) // Error Prone

flatlaf-core/src/test/java/com/formdev/flatlaf/ui/TestFlatStyling.java

@@ -19,10 +19,15 @@ package com.formdev.flatlaf.ui;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 import java.awt.Color;
+import java.awt.Component;
 import java.awt.Dimension;
+import java.awt.Graphics;
 import java.awt.Insets;
+import java.util.Collections;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Map;
+import java.util.Set;
 import java.util.function.Consumer;
 import javax.swing.*;
 import javax.swing.table.JTableHeader;
@@ -31,6 +36,7 @@ import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 import com.formdev.flatlaf.FlatLaf;
 import com.formdev.flatlaf.icons.*;
+import com.formdev.flatlaf.ui.FlatStylingSupport.UnknownStyleException;
 import com.formdev.flatlaf.util.ColorFunctions;
 
 /**
@@ -47,6 +53,14 @@ public class TestFlatStyling
 		FlatLaf.setGlobalExtraDefaults( globalExtraDefaults );
 
 		TestUtils.setup( false );
+
+		Set<String> excludes = new HashSet<>();
+		Collections.addAll( excludes,
+			"parse", "parseIfFunction", "parseColorFunctions",
+			"parseReferences", "parseVariables", "parseRecursiveVariables",
+			"enumField", "enumProperty", "enumUIDefaults" );
+		TestUtils.checkImplementedTests( excludes, TestFlatStyling.class,
+			TestFlatStyleableValue.class, TestFlatStyleableInfo.class );
 	}
 
 	@AfterAll
@@ -294,13 +308,22 @@ public class TestFlatStyling
 
 	@Test
 	void checkBox() {
-		JCheckBox c = new JCheckBox();
+		checkBox( new JCheckBox() );
+		checkBox( new JCheckBox( new CustomIcon() ) );
+		checkBox( new JCheckBox( new CustomCheckBoxIcon() ) );
+	}
+
+	private void checkBox( JCheckBox c ) {
 		FlatCheckBoxUI ui = (FlatCheckBoxUI) c.getUI();
 
 		assertTrue( ui.getDefaultIcon() instanceof FlatCheckBoxIcon );
 
 		// FlatCheckBoxUI extends FlatRadioButtonUI
 		radioButton( ui, c );
+
+		// necessary to clear FlatRadioButtonUI.oldStyleValues because
+		// ui.applyStyle(...) operates on shared instance
+		ui.uninstallUI( c );
 	}
 
 	@Test
@@ -651,14 +674,24 @@ public class TestFlatStyling
 
 	@Test
 	void radioButton() {
-		JRadioButton c = new JRadioButton();
+		radioButton( new JRadioButton() );
+		radioButton( new JRadioButton( new CustomIcon() ) );
+		radioButton( new JRadioButton( new CustomRadioButtonIcon() ) );
+	}
+
+	private void radioButton( JRadioButton c ) {
 		FlatRadioButtonUI ui = (FlatRadioButtonUI) c.getUI();
 
 		assertTrue( ui.getDefaultIcon() instanceof FlatRadioButtonIcon );
 
 		radioButton( ui, c );
 
-		ui.applyStyle( c, "icon.centerDiameter: 8" );
+		if( !(c.getIcon() instanceof CustomIcon) )
+			ui.applyStyle( c, "icon.centerDiameter: 8" );
+
+		// necessary to clear FlatRadioButtonUI.oldStyleValues because
+		// ui.applyStyle(...) operates on shared instance
+		ui.uninstallUI( c );
 	}
 
 	private void radioButton( FlatRadioButtonUI ui, AbstractButton b ) {
@@ -676,6 +709,16 @@ public class TestFlatStyling
 
 		//---- icon ----
 
+		if( b.getIcon() instanceof CustomIcon ) {
+			try {
+				ui.applyStyle( b, "icon.focusWidth: 1.5" );
+				assertTrue( false );
+			} catch( UnknownStyleException ex ) {
+				assertEquals( new UnknownStyleException( "icon.focusWidth" ).getMessage(), ex.getMessage() );
+			}
+			return;
+		}
+
 		ui.applyStyle( b, "icon.focusWidth: 1.5" );
 		ui.applyStyle( b, "icon.focusColor: #fff" );
 		ui.applyStyle( b, "icon.borderWidth: 1.5" );
@@ -1333,6 +1376,16 @@ public class TestFlatStyling
 		border.applyStyleProperty( "arc", 6 );
 	}
 
+	@Test
+	void flatScrollPaneBorder() {
+		FlatScrollPaneBorder border = new FlatScrollPaneBorder();
+
+		// FlatScrollPaneBorder extends FlatBorder
+		flatBorder( border );
+
+		border.applyStyleProperty( "arc", 6 );
+	}
+
 	@Test
 	void flatTextBorder() {
 		FlatTextBorder border = new FlatTextBorder();
@@ -1532,6 +1585,13 @@ public class TestFlatStyling
 		icon.applyStyleProperty( "searchIconPressedColor", Color.WHITE );
 	}
 
+	@Test
+	void flatCapsLockIcon() {
+		FlatCapsLockIcon icon = new FlatCapsLockIcon();
+
+		icon.applyStyleProperty( "capsLockIconColor", Color.WHITE );
+	}
+
 	//---- enums --------------------------------------------------------------
 
 	enum SomeEnum { enumValue1, enumValue2 }
@@ -1565,4 +1625,34 @@ public class TestFlatStyling
 		UIManager.put( "test.enum", null );
 		assertEquals( SomeEnum.enumValue1, FlatUIUtils.getUIEnum( "test.enum", SomeEnum.class, SomeEnum.enumValue1 ) );
 	}
+
+	//---- class CustomIcon ---------------------------------------------------
+
+	static class CustomIcon
+		implements Icon
+	{
+		@Override public void paintIcon( Component c, Graphics g, int x, int y ) {}
+		@Override public int getIconWidth() { return 1; }
+		@Override public int getIconHeight() { return 1; }
+	}
+
+	//---- class CustomCheckBoxIcon ----------------------------------------
+
+	static class CustomCheckBoxIcon
+		extends FlatCheckBoxIcon
+	{
+		CustomCheckBoxIcon() {
+			background = Color.green;
+		}
+	}
+
+	//---- class CustomRadioButtonIcon ----------------------------------------
+
+	static class CustomRadioButtonIcon
+		extends FlatRadioButtonIcon
+	{
+		CustomRadioButtonIcon() {
+			background = Color.green;
+		}
+	}
 }

flatlaf-core/src/test/java/com/formdev/flatlaf/ui/TestUtils.java

@@ -17,9 +17,14 @@
 package com.formdev.flatlaf.ui;
 
 import java.awt.Font;
+import java.lang.reflect.Method;
+import java.util.HashSet;
 import java.util.Map;
 import java.util.Objects;
+import java.util.Set;
+import java.util.TreeMap;
 import javax.swing.UIManager;
+import org.junit.jupiter.api.Test;
 import org.opentest4j.AssertionFailedError;
 import com.formdev.flatlaf.FlatIntelliJLaf;
 import com.formdev.flatlaf.FlatLightLaf;
@@ -57,12 +62,44 @@ public class TestUtils
 
 	public static void assertMapEquals( Map<?, ?> expected, Map<?, ?> actual ) {
 		if( !Objects.equals( expected, actual ) ) {
-			String expectedStr = String.valueOf( expected ).replace( ", ", ",\n" );
-			String actualStr = String.valueOf( actual ).replace( ", ", ",\n" );
+			String expectedStr = String.valueOf( new TreeMap<>( expected ) ).replace( ", ", ",\n" );
+			String actualStr = String.valueOf( new TreeMap<>( actual ) ).replace( ", ", ",\n" );
 			String msg = String.format( "expected: <%s> but was: <%s>", expectedStr, actualStr );
 
 			// pass expected/actual strings to exception for nice diff in IDE
 			throw new AssertionFailedError( msg, expectedStr, actualStr );
 		}
 	}
+
+	public static void checkImplementedTests( Set<String> excludes, Class<?> baseClass, Class<?>... classes ) {
+		Set<String> expected = getTestMethods( baseClass );
+
+		for( Class<?> cls : classes ) {
+			Set<String> actual = getTestMethods( cls );
+
+			for( String methodName : expected ) {
+				if( !actual.contains( methodName ) && !excludes.contains( methodName ) ) {
+					throw new AssertionFailedError( "missing " + cls.getSimpleName() + '.' + methodName
+						+ "() for " + baseClass.getSimpleName() + '.' + methodName + "()" );
+				}
+			}
+
+			for( String methodName : actual ) {
+				if( !expected.contains( methodName ) && !excludes.contains( methodName ) ) {
+					throw new AssertionFailedError( "missing " + baseClass.getSimpleName() + '.' + methodName
+						+ "() for " + cls.getSimpleName() + '.' + methodName + "()" );
+				}
+			}
+		}
+	}
+
+	private static Set<String> getTestMethods( Class<?> cls ) {
+		HashSet<String> tests = new HashSet<>();
+		Method[] methods = cls.getDeclaredMethods();
+		for( Method m : methods ) {
+			if( m.isAnnotationPresent( Test.class ) )
+				tests.add( m.getName() );
+		}
+		return tests;
+	}
 }