| package org.hamcrest.text; |
| |
| import org.hamcrest.Matcher; |
| import org.junit.Test; |
| |
| import static org.hamcrest.AbstractMatcherTest.*; |
| import static org.hamcrest.text.IsBlankString.blankOrNullString; |
| import static org.hamcrest.text.IsBlankString.blankString; |
| |
| public final class IsBlankStringTest { |
| |
| @Test public void |
| copesWithNullsAndUnknownTypes() { |
| Matcher<String> matcher = blankString(); |
| |
| assertNullSafe(matcher); |
| assertUnknownTypeSafe(matcher); |
| } |
| |
| @Test public void |
| matchesEmptyString() { |
| assertMatches(blankOrNullString(), ""); |
| assertMatches(blankString(), ""); |
| } |
| |
| @Test public void |
| matchesNullAppropriately() { |
| assertMatches(blankOrNullString(), null); |
| assertDoesNotMatch(blankString(), null); |
| } |
| |
| @Test public void |
| matchesBlankStringAppropriately() { |
| assertMatches(blankString(), " \t"); |
| assertMatches(blankOrNullString(), " \t"); |
| } |
| |
| @Test public void |
| doesNotMatchFilledString() { |
| assertDoesNotMatch(blankString(), "a"); |
| assertDoesNotMatch(blankOrNullString(), "a"); |
| } |
| |
| @Test public void |
| describesItself() { |
| assertDescription("a blank string", blankString()); |
| assertDescription("(null or a blank string)", blankOrNullString()); |
| } |
| |
| @Test public void |
| describesAMismatch() { |
| assertMismatchDescription("was \"a\"", blankString(), "a"); |
| assertMismatchDescription("was \"a\"", blankOrNullString(), "a"); |
| } |
| } |