updates

vogella · vogella · commit 8bc0b3dc3e45 · 2013-01-31T12:45:08.000+01:00
diff --git a/de.vogella.junit.first/test/de/vogella/junit/first/MyParameterizedClassTest.java b/de.vogella.junit.first/test/de/vogella/junit/first/MyParameterizedClassTest.java
@@ -0,0 +1,36 @@
+package de.vogella.junit.first;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(Parameterized.class)
+public class MyParameterizedClassTest {
+
+	private int multiplier;
+
+	public MyParameterizedClassTest(int number) {
+		this.multiplier = number;
+	}
+
+	// Creates the test data
+	@Parameters
+	public static Collection<Object[]> data() {
+		Object[][] data = new Object[][] { { 1 }, { 5 }, { 121 } };
+		return Arrays.asList(data);
+	}
+
+	@Test
+	public void testMultiplyExeception() {
+		MyClass tester = new MyClass();
+		assertEquals("Result", multiplier * multiplier,
+				tester.multiply(multiplier, multiplier));
+	}
+
+}
diff --git a/de.vogella.junit.first/test/de/vogella/junit/first/RuleExceptionTesterExample.java b/de.vogella.junit.first/test/de/vogella/junit/first/RuleExceptionTesterExample.java
@@ -0,0 +1,19 @@
+package de.vogella.junit.first;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+public class RuleExceptionTesterExample {
+
+	@Rule
+	public ExpectedException exception = ExpectedException.none();
+
+	@Test
+	public void throwsIllegalArgumentExceptionIfIconIsNull() {
+		exception.expect(IllegalArgumentException.class);
+		exception.expectMessage("Negative value not allowed");
+		ClassToBeTested t = new ClassToBeTested();
+		t.methodToBeTest(-1);
+	}
+}
diff --git a/de.vogella.junit.first/test/de/vogella/junit/first/RuleTester.java b/de.vogella.junit.first/test/de/vogella/junit/first/RuleTester.java
@@ -0,0 +1,23 @@
+package de.vogella.junit.first;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+public class RuleTester {
+
+	@Rule
+	public TemporaryFolder folder = new TemporaryFolder();
+
+	@Test
+	public void testUsingTempFolder() throws IOException {
+		File createdFolder = folder.newFolder("newfolder");
+		File createdFile = folder.newFile("myfilefile.txt");
+		assertTrue(createdFile.exists());
+	}
+}
