Merge pull request #71 from hazendaz/release

[tests] Rewrite tests to junit 5

Author: hazendaz

.gitattributes

@@ -10,13 +10,13 @@
 *.dbproj merge=union
 
 # Standard to msysgit
-*.doc	 diff=astextplain
-*.DOC	 diff=astextplain
+*.doc  diff=astextplain
+*.DOC  diff=astextplain
 *.docx diff=astextplain
 *.DOCX diff=astextplain
 *.dot  diff=astextplain
 *.DOT  diff=astextplain
 *.pdf  diff=astextplain
-*.PDF	 diff=astextplain
-*.rtf	 diff=astextplain
-*.RTF	 diff=astextplain
+*.PDF  diff=astextplain
+*.rtf  diff=astextplain
+*.RTF  diff=astextplain

pom.xml

@@ -35,11 +35,6 @@
     <checkstyle.excludeGeneratedSources>true</checkstyle.excludeGeneratedSources>
   </properties>
   <dependencies>
-    <dependency>
-      <groupId>junit</groupId>
-      <artifactId>junit</artifactId>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-lang3</artifactId>
@@ -89,6 +84,12 @@
       <artifactId>hamcrest</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.junit.jupiter</groupId>
+      <artifactId>junit-jupiter-api</artifactId>
+      <version>5.11.0</version>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-core</artifactId>

src/test/java/au/com/acegi/xmlformat/FormatUtilTest.java

@@ -28,32 +28,33 @@
 import static java.nio.charset.StandardCharsets.UTF_8;
 import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.MatcherAssert.assertThat;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 
 import org.dom4j.DocumentException;
-import org.junit.Rule;
-import org.junit.Test;
-import org.junit.rules.TemporaryFolder;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
 
 /** Tests {@link FormatUtil}. */
-public final class FormatUtilTest {
+class FormatUtilTest {
 
   private static final String FORMATTED_XML = "<xml><hello/></xml>";
   private static final String UNFORMATTED_XML = "<xml>   <hello/> </xml>";
 
-  @Rule public TemporaryFolder tmp = new TemporaryFolder();
+  @TempDir
+  private File tmp;
 
   @Test
-  public void formattedWillNotChange() throws DocumentException, IOException {
+  void formattedWillNotChange() throws DocumentException, IOException {
     inPlaceChange(FORMATTED_XML, false);
   }
 
   @Test
-  public void test1() throws DocumentException, IOException {
+  void test1() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndentSize(4);
     fmt.setNewLineAfterDeclaration(false);
@@ -62,7 +63,7 @@ public void test1() throws DocumentException, IOException {
   }
 
   @Test
-  public void test1KeepBlankLines() throws DocumentException, IOException {
+  void test1KeepBlankLines() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndentSize(4);
     fmt.setNewLineAfterDeclaration(false);
@@ -72,7 +73,7 @@ public void test1KeepBlankLines() throws DocumentException, IOException {
   }
 
   @Test
-  public void test2() throws DocumentException, IOException {
+  void test2() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndentSize(2);
     fmt.setNewLineAfterDeclaration(false);
@@ -81,7 +82,7 @@ public void test2() throws DocumentException, IOException {
   }
 
   @Test
-  public void test2KeepBlankLines() throws DocumentException, IOException {
+  void test2KeepBlankLines() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndentSize(2);
     fmt.setNewLineAfterDeclaration(false);
@@ -91,7 +92,7 @@ public void test2KeepBlankLines() throws DocumentException, IOException {
   }
 
   @Test
-  public void test3() throws DocumentException, IOException {
+  void test3() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndentSize(2);
     fmt.setNewLineAfterDeclaration(false);
@@ -100,7 +101,7 @@ public void test3() throws DocumentException, IOException {
   }
 
   @Test
-  public void test4() throws DocumentException, IOException {
+  void test4() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndent("\t");
     fmt.setNewLineAfterDeclaration(false);
@@ -109,7 +110,7 @@ public void test4() throws DocumentException, IOException {
   }
 
   @Test
-  public void test4KeepBlankLines() throws DocumentException, IOException {
+  void test4KeepBlankLines() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndent("\t");
     fmt.setNewLineAfterDeclaration(false);
@@ -119,7 +120,7 @@ public void test4KeepBlankLines() throws DocumentException, IOException {
   }
 
   @Test
-  public void test5() throws DocumentException, IOException {
+  void test5() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndent("    ");
     fmt.setNewLineAfterDeclaration(false);
@@ -133,7 +134,7 @@ public void test5() throws DocumentException, IOException {
    * seems, they don't reach the XMLWriter. Not ideal, but believe we can leave with this exception
    */
   @Test
-  public void test5KeepBlankLines() throws DocumentException, IOException {
+  void test5KeepBlankLines() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndent("    ");
     // Set to true to keep the new line given keep blank lines will not
@@ -149,7 +150,7 @@ public void test5KeepBlankLines() throws DocumentException, IOException {
    * seems, they don't reach the XMLWriter. Not ideal, but believe we can leave with this exception
    */
   @Test
-  public void test6() throws DocumentException, IOException {
+  void test6() throws DocumentException, IOException {
     final XmlOutputFormat fmt = new XmlOutputFormat();
     fmt.setIndent("    ");
     // Set to true to keep the new line given keep blank lines will not
@@ -160,22 +161,24 @@ public void test6() throws DocumentException, IOException {
     testInOut(6, fmt);
   }
 
-  @Test(expected = DocumentException.class)
-  public void testInvalid() throws DocumentException, IOException {
-    try (InputStream in = getResource("/invalid.xml")) {
-      final ByteArrayOutputStream out = new ByteArrayOutputStream();
-      format(in, out, new XmlOutputFormat());
-    }
+  @Test
+  void testInvalid() throws DocumentException, IOException {
+    assertThrows(DocumentException.class, () -> {
+      try (InputStream in = getResource("/invalid.xml")) {
+        final ByteArrayOutputStream out = new ByteArrayOutputStream();
+        format(in, out, new XmlOutputFormat());
+      }
+    });
   }
 
   @Test
-  public void unformattedWillChange() throws DocumentException, IOException {
+  void unformattedWillChange() throws DocumentException, IOException {
     inPlaceChange(UNFORMATTED_XML, true);
   }
 
   private void inPlaceChange(final String txt, final boolean shouldChange)
       throws DocumentException, IOException {
-    final File file = tmp.newFile();
+    final File file = File.createTempFile("junit", null, tmp);
     stringToFile(txt, file);
 
     final XmlOutputFormat fmt = new XmlOutputFormat();

src/test/java/au/com/acegi/xmlformat/IOTest.java

@@ -28,25 +28,25 @@
 import java.io.IOException;
 import java.io.InputStream;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 /**
  * Tests {@link IOUtil}.
  */
-public final class IOTest {
+class IOTest {
 
   @Test
-  public void hash1() throws IOException {
+  void hash1() throws IOException {
     testHash("/test1-in.xml", 459_402_491L);
   }
 
   @Test
-  public void hash2() throws IOException {
+  void hash2() throws IOException {
     testHash("/test2-in.xml", 1_687_393_391L);
   }
 
   @Test
-  public void hashInvalid() throws IOException {
+  void hashInvalid() throws IOException {
     testHash("/invalid.xml", 2_274_913_643L);
   }
 

src/test/java/au/com/acegi/xmlformat/XmlCheckPluginTest.java

@@ -24,7 +24,7 @@
 import static au.com.acegi.xmlformat.TestUtil.stringToFile;
 import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.MatcherAssert.assertThat;
-import static org.junit.Assert.fail;
+import static org.junit.jupiter.api.Assertions.fail;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.atLeastOnce;
 import static org.mockito.Mockito.mock;
@@ -38,15 +38,14 @@
 import org.apache.maven.plugin.MojoExecutionException;
 import org.apache.maven.plugin.MojoFailureException;
 import org.apache.maven.plugin.logging.Log;
-import org.junit.Before;
-import org.junit.Rule;
-import org.junit.Test;
-import org.junit.rules.TemporaryFolder;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
 
 /**
  * Tests {@link XmlCheckPlugin}.
  */
-public class XmlCheckPluginTest {
+class XmlCheckPluginTest {
 
   private static final String EMPTY_FILE_NAME = "empty.xml";
   private static final String EMPTY_TXT = "";
@@ -56,18 +55,18 @@ public class XmlCheckPluginTest {
   private static final String TO_CHG_FILE_NAME = "my.xml";
   private static final String TO_CHG_TXT = "<xml> <hello/> </xml>";
 
-  @Rule
-  public TemporaryFolder tmp = new TemporaryFolder();
+  @TempDir
+  private File tmp;
 
   @SuppressWarnings("PMD.ProperLogger")
   private Log log;
 
   private File proj;
   private File target;
 
-  @Before
-  public void before() throws IOException {
-    proj = tmp.newFolder();
+  @BeforeEach
+  void before() throws IOException {
+    proj = newFolder(tmp, "junit");
     target = new File(proj, "target");
     assertThat(target.mkdir(), is(true));
 
@@ -93,7 +92,7 @@ public void before() throws IOException {
 
   @Test
   @SuppressWarnings("PMD.JUnitUseExpected")
-  public void pluginReportsError() throws MojoExecutionException {
+  void pluginReportsError() throws MojoExecutionException {
     final XmlCheckPlugin plugin = new XmlCheckPlugin();
     plugin.setLog(log);
     when(log.isDebugEnabled()).thenReturn(true);
@@ -116,7 +115,7 @@ public void pluginReportsError() throws MojoExecutionException {
 
   @Test
   @SuppressWarnings("PMD.JUnitUseExpected")
-  public void pluginReportsFormattingNeeded() throws MojoFailureException {
+  void pluginReportsFormattingNeeded() throws MojoFailureException {
     final XmlCheckPlugin plugin = new XmlCheckPlugin();
     plugin.setLog(log);
     when(log.isDebugEnabled()).thenReturn(true);
@@ -139,7 +138,7 @@ public void pluginReportsFormattingNeeded() throws MojoFailureException {
   }
 
   @Test
-  public void pluginSucceedsWhenAllFormatted() throws MojoExecutionException, MojoFailureException {
+  void pluginSucceedsWhenAllFormatted() throws MojoExecutionException, MojoFailureException {
     final XmlCheckPlugin plugin = new XmlCheckPlugin();
     plugin.setLog(log);
     when(log.isDebugEnabled()).thenReturn(true);
@@ -156,4 +155,13 @@ public void pluginSucceedsWhenAllFormatted() throws MojoExecutionException, Mojo
     verify(log, atLeastOnce()).isDebugEnabled();
     verify(log, atLeastOnce()).debug(anyString());
   }
+
+  private static File newFolder(final File root, final String... subDirs) throws IOException {
+    final String subFolder = String.join("/", subDirs);
+    final File result = new File(root, subFolder);
+    if (!result.mkdirs()) {
+      throw new IOException("Couldn't create folders " + root);
+    }
+    return result;
+  }
 }