Best junit code snippet using org.hamcrest.core.CombinableMatcher.and
Source: CombinableTest.java
...10import static org.hamcrest.number.OrderingComparison.greaterThan;11import static org.junit.Assert.assertEquals;12public class CombinableTest {13 private static final CombinableMatcher<Integer> EITHER_3_OR_4 = CombinableMatcher.<Integer>either(equalTo(3)).or(equalTo(4));14 private static final CombinableMatcher<Integer> NOT_3_AND_NOT_4 = CombinableMatcher.<Integer>both(not(equalTo(3))).and(not(equalTo(4)));15 @Test16 public void bothAcceptsAndRejects() {17 assertThat(2, NOT_3_AND_NOT_4);18 assertThat(3, not(NOT_3_AND_NOT_4));19 }20 @Test21 public void acceptsAndRejectsThreeAnds() {22 CombinableMatcher<? super Integer> tripleAnd = NOT_3_AND_NOT_4.and(equalTo(2));23 assertThat(2, tripleAnd);24 assertThat(3, not(tripleAnd));25 }26 @Test27 public void bothDescribesItself() {28 assertEquals("(not <3> and not <4>)", NOT_3_AND_NOT_4.toString());29 StringDescription mismatch = new StringDescription();30 NOT_3_AND_NOT_4.describeMismatch(3, mismatch);31 assertEquals("was <3>", mismatch.toString());32 }33 @Test34 public void eitherAcceptsAndRejects() {35 assertThat(3, EITHER_3_OR_4);36 assertThat(6, not(EITHER_3_OR_4));37 }38 @Test39 public void acceptsAndRejectsThreeOrs() {40 final CombinableMatcher<Integer> orTriple = EITHER_3_OR_4.or(greaterThan(10));41 assertThat(11, orTriple);42 assertThat(9, not(orTriple));43 }44 @Test45 public void eitherDescribesItself() {46 Assert.assertEquals("(<3> or <4>)", EITHER_3_OR_4.toString());47 StringDescription mismatch = new StringDescription();48 EITHER_3_OR_4.describeMismatch(6, mismatch);49 Assert.assertEquals("was <6>", mismatch.toString());50 }51 @Test52 public void picksUpTypeFromLeftHandSideOfExpression() {53 assertThat("yellow", both(equalTo("yellow")).and(notNullValue()));54 }55}...
Source: CombinableMatcher.java
1public class org.hamcrest.core.CombinableMatcher<T> extends org.hamcrest.TypeSafeDiagnosingMatcher<T> {2 public org.hamcrest.core.CombinableMatcher(org.hamcrest.Matcher<? super T>);3 protected boolean matchesSafely(T, org.hamcrest.Description);4 public void describeTo(org.hamcrest.Description);5 public org.hamcrest.core.CombinableMatcher<T> and(org.hamcrest.Matcher<? super T>);6 public org.hamcrest.core.CombinableMatcher<T> or(org.hamcrest.Matcher<? super T>);7 public static <LHS> org.hamcrest.core.CombinableMatcher$CombinableBothMatcher<LHS> both(org.hamcrest.Matcher<? super LHS>);8 public static <LHS> org.hamcrest.core.CombinableMatcher$CombinableEitherMatcher<LHS> either(org.hamcrest.Matcher<? super LHS>);9}...
and
Using AI Code Generation
1import static org.hamcrest.CoreMatchers.*;2import static org.hamcrest.MatcherAssert.assertThat;3import static org.hamcrest.core.CombinableMatcher.both;4import static org.hamcrest.core.CombinableMatcher.either;5public class CombinableMatcherDemo {6 public void testCombinableMatcher() {7 assertThat("good", both(containsString("good")).and(containsString("od")));8 assertThat("good", either(containsString("bad")).or(containsString("od")));9 assertThat("good", not(containsString("bad")));10 }11}12org.hamcrest.core.CombinableMatcher is a utility class for combining matchers. It allows you to combine matchers in such a way that you can test both conditions at the same time. It also allows you to test either condition. Both methods are static and return a CombinableMatcher object. The CombinableMatcher object has and() and or() methods to combine the matchers. The and() method returns a CombinableMatcher object and the or() method returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named either() that returns a CombinableMatcher object. It also has a method named both() that returns a CombinableMatcher object. The CombinableMatcher object has a method named
and
Using AI Code Generation
1public class CombinableMatcherTest {2 public void testCombinableMatcher() {3 CombinableMatcher<String> combinableMatcher = CombinableMatcher.both(containsString("aa")).and(containsString("bb"));4 assertThat("aabbaabb", combinableMatcher);5 }6}7public class CombinableMatcherTest {8 public void testCombinableMatcher() {9 CombinableMatcher<String> combinableMatcher = CombinableMatcher.both(containsString("aa")).and(containsString("bb"));10 assertThat("aabbaabb", combinableMatcher);11 }12}13public class CombinableMatcherTest {14 public void testCombinableMatcher() {15 CombinableMatcher<String> combinableMatcher = CombinableMatcher.both(containsString("aa")).and(containsString("bb"));16 assertThat("aabbaabb", combinableMatcher);17 }18}19public class CombinableMatcherTest {20 public void testCombinableMatcher() {21 CombinableMatcher<String> combinableMatcher = CombinableMatcher.both(containsString("aa")).and(containsString("bb"));22 assertThat("aabbaabb", combinableMatcher);23 }24}25public class CombinableMatcherTest {26 public void testCombinableMatcher() {
and
Using AI Code Generation
1public class CombinableMatcherTest {2 public void testCombinableMatcher(){3 CombinableMatcher<Object> cm = new CombinableMatcher<Object>(new IsNull<Object>());4 cm.or(new IsNull<Object>());5 cm.or(new IsNull<Object>());6 cm.or(new IsNull<Object>());7 cm.or(new IsNull<Object>());8 cm.or(new IsNull<Object>());9 cm.or(new IsNull<Object>());10 cm.or(new IsNull<Object>());11 cm.or(new IsNull<Object>());12 cm.or(new IsNull<Object>());13 cm.or(new IsNull<Object>());14 cm.or(new IsNull<Object>());15 cm.or(new IsNull<Object>());16 cm.or(new IsNull<Object>());17 cm.or(new IsNull<Object>());18 cm.or(new IsNull<Object>());19 cm.or(new IsNull<Object>());20 cm.or(new IsNull<Object>());21 cm.or(new IsNull<Object>());22 cm.or(new IsNull<Object>());23 cm.or(new IsNull<Object>());24 cm.or(new IsNull<Object>());25 cm.or(new IsNull<Object>());26 cm.or(new IsNull<Object>());27 cm.or(new IsNull<Object>());28 cm.or(new IsNull<Object>());29 cm.or(new IsNull<Object>());30 cm.or(new IsNull<Object>());31 cm.or(new IsNull<Object>());32 cm.or(new IsNull<Object>());33 cm.or(new IsNull<Object>());34 cm.or(new IsNull<Object>());35 cm.or(new IsNull<Object>());36 cm.or(new IsNull<Object>());37 cm.or(new IsNull<Object>());38 cm.or(new IsNull<Object>());39 cm.or(new IsNull<Object>());40 cm.or(new IsNull<Object>());41 cm.or(new IsNull<Object>());42 cm.or(new IsNull<Object>());43 cm.or(new IsNull<Object>());44 cm.or(new IsNull<Object>());45 cm.or(new IsNull<Object>());46 cm.or(new IsNull<Object>());47 cm.or(new IsNull<Object>());48 cm.or(new IsNull<Object>());49 cm.or(new IsNull<Object>());50 cm.or(new IsNull<Object>());51 cm.or(new IsNull<Object>());52 cm.or(new IsNull<Object>());53 cm.or(new IsNull<Object>());54 cm.or(new IsNull<Object>());55 cm.or(new IsNull<Object>());56 cm.or(new IsNull<Object>());57 cm.or(new IsNull<Object>());58 cm.or(new IsNull<Object>());59 cm.or(new IsNull<Object>());60 cm.or(new IsNull<Object>());
and
Using AI Code Generation
1import static org.hamcrest.core.CombinableMatcher.both;2import static org.hamcrest.core.StringContains.containsString;3import static org.hamcrest.core.IsNull.notNullValue;4import static org.junit.Assert.assertThat;5import org.junit.Test;6public class CombinableMatcherTest {7 public void testCombinableMatcher() {8 assertThat("Hello World", both(notNullValue()).and(containsString("Hello")));9 }10}11import static org.hamcrest.core.CombinableMatcher.anyOf;12import static org.hamcrest.core.StringContains.containsString;13import static org.hamcrest.core.IsNull.notNullValue;14import static org.junit.Assert.assertThat;15import org.junit.Test;16public class CombinableMatcherTest {17 public void testCombinableMatcher() {18 assertThat("Hello World", anyOf(notNullValue(), containsString("Hello")));19 }20}21import static org.hamcrest.core.CombinableMatcher.either;22import static org.hamcrest.core.StringContains.containsString;23import static org.hamcrest.core.IsNull.notNullValue;24import static org.junit.Assert.assertThat;25import org.junit.Test;26public class CombinableMatcherTest {27 public void testCombinableMatcher() {28 assertThat("Hello World", either(notNullValue()).or(containsString("Hello")));29 }30}31Expected: (not null or a string containing "Hello")
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If you add in Hamcrest and JUnit4, you could do:
String x = "foo bar";
Assert.assertThat(x, CoreMatchers.containsString("foo"));
With some static imports, it looks a lot better:
assertThat(x, containsString("foo"));
The static imports needed would be:
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.CoreMatchers.containsString;
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