1 files changed, 71 insertions, 0 deletions
diff --git a/junit4/src/test/java/org/junit/tests/assertion/BothTest.java b/junit4/src/test/java/org/junit/tests/assertion/BothTest.java
new file mode 100644
index 0000000..fd51a09
--- /dev/null
+++ b/junit4/src/test/java/org/junit/tests/assertion/BothTest.java
@@ -0,0 +1,71 @@
+package org.junit.tests.assertion;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.not;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assume.assumeTrue;
+import static org.junit.matchers.JUnitMatchers.both;
+import static org.junit.matchers.JUnitMatchers.containsString;
+import static org.junit.matchers.JUnitMatchers.either;
+import org.hamcrest.Matcher;
+import org.junit.Test;
+import org.junit.experimental.theories.DataPoint;
+import org.junit.experimental.theories.Theories;
+import org.junit.experimental.theories.Theory;
+import org.junit.runner.RunWith;
+
+@RunWith(Theories.class)
+public class BothTest {
+	@DataPoint
+	public static Matcher<Integer> IS_3= is(3);
+
+	@DataPoint
+	public static Matcher<Integer> IS_4= is(4);
+
+	@DataPoint
+	public static int THREE= 3;
+
+	@Test
+	public void bothPasses() {
+		assertThat(3, both(is(Integer.class)).and(is(3)));
+	}
+
+	@Theory
+	public void bothFails(int value, Matcher<Integer> first,
+			Matcher<Integer> second) {
+		assumeTrue(!(first.matches(value) && second.matches(value)));
+		assertThat(value, not(both(first).and(second)));
+	}
+
+	@Theory
+	public <T> void descriptionIsSensible(Matcher<T> first, Matcher<T> second) {
+		Matcher<?> both= both(first).and(second);
+		assertThat(both.toString(), containsString(first.toString()));
+		assertThat(both.toString(), containsString(second.toString()));
+	}
+
+	@Test
+	public void eitherPasses() {
+		assertThat(3, either(is(3)).or(is(4)));
+	}
+
+	@Theory
+	public <T> void threeAndsWork(Matcher<Integer> first,
+			Matcher<Integer> second, Matcher<Integer> third, int value) {
+		assumeTrue(first.matches(value) && second.matches(value)
+				&& third.matches(value));
+		assertThat(value, both(first).and(second).and(third));
+	}
+
+	@Theory
+	public <T> void threeOrsWork(Matcher<Integer> first,
+			Matcher<Integer> second, Matcher<Integer> third, int value) {
+		assumeTrue(first.matches(value) || second.matches(value)
+				|| third.matches(value));
+		assertThat(value, either(first).or(second).or(third));
+	}
+	
+	@Test public void subclassesAreOkInSecondPositionOnly() {
+		assertThat(3, both(is(Integer.class)).and(is(3)));
+	}
+}