1 files changed, 50 insertions, 0 deletions
diff --git a/junit4/src/test/java/org/junit/tests/experimental/theories/runner/WhenNoParametersMatch.java b/junit4/src/test/java/org/junit/tests/experimental/theories/runner/WhenNoParametersMatch.java
new file mode 100644
index 0000000..3c83d82
--- /dev/null
+++ b/junit4/src/test/java/org/junit/tests/experimental/theories/runner/WhenNoParametersMatch.java
@@ -0,0 +1,50 @@
+package org.junit.tests.experimental.theories.runner;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.not;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assume.assumeThat;
+import static org.junit.experimental.results.PrintableResult.testResult;
+import static org.junit.internal.matchers.StringContains.containsString;
+import org.hamcrest.Matcher;
+import org.junit.experimental.theories.DataPoint;
+import org.junit.experimental.theories.DataPoints;
+import org.junit.experimental.theories.Theories;
+import org.junit.experimental.theories.Theory;
+import org.junit.runner.RunWith;
+
+@RunWith(Theories.class)
+public class WhenNoParametersMatch {
+	@DataPoints
+	public static int[] ints= { 0, 1, 3, 5, 1776 };
+
+	@DataPoints
+	public static Matcher<?>[] matchers= { not(0), is(1) };
+
+	@RunWith(Theories.class)
+	public static class AssumptionsFail {
+		@DataPoint
+		public static int DATA= 0;
+
+		@DataPoint
+		public static Matcher<Integer> MATCHER= null;
+
+		@Theory
+		public void nonZeroIntsAreFun(int x) {
+			assumeThat(x, MATCHER);
+		}
+	}
+
+	@Theory
+	public void showFailedAssumptionsWhenNoParametersFound(int data,
+			Matcher<Integer> matcher) throws Exception {
+		assumeThat(data, not(matcher));
+		AssumptionsFail.DATA= data;
+		AssumptionsFail.MATCHER= matcher;
+
+		String result= testResult(AssumptionsFail.class).toString();
+
+		assertThat(result, containsString(matcher.toString()));
+		assertThat(result, containsString("" + data));
+	}
+}
+\ No newline at end of file