Convert some tests to JUnit 5

Author: akurtakov

tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_custom_StyledTextLineSpacingProvider.java

@@ -13,14 +13,14 @@
  */
 package org.eclipse.swt.tests.junit;
 
-import static org.junit.Assert.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
 
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.StyledText;
 import org.eclipse.swt.custom.StyledTextLineSpacingProvider;
 import org.eclipse.swt.widgets.Shell;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 
 /**
  * Automated Test Suite for class
@@ -46,7 +46,7 @@ public Integer getLineSpacing(int lineIndex) {
 	Shell shell;
 	StyledText styledText;
 
-	@Before
+	@BeforeEach
 	public void setUp() {
 		shell = new Shell();
 		styledText = new StyledText(shell, SWT.NULL);