1 files changed, 41 insertions, 0 deletions
diff --git a/hamcrest-core/src/test/java/org/hamcrest/CustomTypeSafeMatcherTest.java b/hamcrest-core/src/test/java/org/hamcrest/CustomTypeSafeMatcherTest.java
new file mode 100644
index 0000000..2c86712
--- /dev/null
+++ b/hamcrest-core/src/test/java/org/hamcrest/CustomTypeSafeMatcherTest.java
@@ -0,0 +1,41 @@
+package org.hamcrest;
+
+import org.junit.Test;
+
+import static org.hamcrest.AbstractMatcherTest.*;
+
+public final class CustomTypeSafeMatcherTest {
+    private static final String STATIC_DESCRIPTION = "I match non empty strings";
+
+    private final Matcher<String> customMatcher = new CustomTypeSafeMatcher<String>(STATIC_DESCRIPTION) {
+        @Override
+        public boolean matchesSafely(String item) {
+            return false;
+        }
+
+        @Override
+        public void describeMismatchSafely(String item, Description mismatchDescription) {
+            mismatchDescription.appendText("an " + item);
+        }
+    };
+
+    @Test public void
+    usesStaticDescription() throws Exception {
+        assertDescription(STATIC_DESCRIPTION, customMatcher);
+    }
+
+    @Test public void
+    reportsMismatch() {
+        assertMismatchDescription("an item", customMatcher, "item");
+    }
+
+    @Test public void
+    isNullSafe() {
+        assertNullSafe(customMatcher);
+    }
+    
+    @Test public void
+    copesWithUnknownTypes() {
+        assertUnknownTypeSafe(customMatcher);
+    }
+}