BAEL-1577 : moved hamcrest Core Matchers code samples to testing sub-modules from guava (#4245)
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Harsh Jain
maibin
parent
d205ffbc46
commit
388a2891b3
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@ -1,206 +0,0 @@
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package org.baeldung.hamcrest;
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import org.assertj.core.util.Lists;
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import org.junit.Test;
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import java.util.List;
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import static org.hamcrest.CoreMatchers.*;
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import static org.hamcrest.MatcherAssert.assertThat;
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import static org.hamcrest.core.StringEndsWith.endsWith;
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import static org.hamcrest.core.StringStartsWith.startsWith;
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public class HamcrestCommonCoreMatchersTest {
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@Test
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public void givenTestInput_WhenUsingIsForMatch() {
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// GIVEN
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String testString = "hamcrest core";
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// ASSERT
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assertThat(testString, is("hamcrest core"));
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assertThat(testString, is(equalTo("hamcrest core")));
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}
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@Test
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public void givenTestInput_WhenUsingInstanceOfForClassTypeCheck(){
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assertThat("hamcrest", is(instanceOf(String.class)));
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}
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@Test
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public void givenTestInput_WhenUsingIsA_ThenAssertType(){
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assertThat("hamcrest core", isA(String.class));
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}
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@Test
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public void givenTestInput_WhenUsingEqualToMatcherForEquality(){
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// GIVEN
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String actualString = "Hamcrest Core";
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List<String> actualList = Lists.newArrayList("hamcrest", "core");
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// ASSERT
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assertThat(actualString, is(equalTo("Hamcrest Core")));
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assertThat(actualList, is(equalTo(Lists.newArrayList("hamcrest", "core"))));
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}
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@Test
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public void givenTestInput_WhenUsingNotForMatch(){
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// GIVEN
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String testString = "hamcrest";
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// ASSERT
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assertThat(testString, not("hamcrest core"));
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assertThat(testString, is(not(equalTo("hamcrest core"))));
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assertThat(testString, is(not(instanceOf(Integer.class))));
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}
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@Test
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public void givenTestInput_WhenUsingNullValueForNullCheck(){
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// GIVEN
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Integer nullObject = null;
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// ASSERT
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assertThat(nullObject, is(nullValue()));
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assertThat(nullObject, is(nullValue(Integer.class)));
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}
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@Test
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public void givenTestInput_WhenUsingNotNullValueForNotNullCheck(){
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// GIVEN
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Integer testNumber = 123;
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// ASSERT
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assertThat(testNumber, is(notNullValue()));
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assertThat(testNumber, is(notNullValue(Integer.class)));
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}
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@Test
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public void givenString_WhenStartsWith_ThenCorrect(){
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// GIVEN
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String testString = "hamcrest core";
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// ASSERT
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assertThat(testString, startsWith("hamcrest"));
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}
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@Test
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public void givenString_WhenEndsWith_ThenCorrect(){
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// GIVEN
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String testString = "hamcrest core";
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// ASSERT
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assertThat(testString, endsWith("core"));
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}
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@Test
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public void givenString_WhenContainsString_ThenCorrect(){
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// GIVEN
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String testString = "hamcrest core";
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// ASSERT
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assertThat(testString, containsString("co"));
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}
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@Test
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public void givenTestInput_WhenUsingHasItemInCollection(){
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// GIVEN
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List<String> list = Lists.newArrayList("java", "spring", "baeldung");
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// ASSERT
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assertThat(list, hasItem("java"));
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assertThat(list, hasItem(isA(String.class)));
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}
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@Test
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public void givenTestInput_WhenUsingHasItemsInCollection(){
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// GIVEN
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List<String> list = Lists.newArrayList("java", "spring", "baeldung");
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// ASSERT
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assertThat(list, hasItems("java", "baeldung"));
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assertThat(list, hasItems(isA(String.class), endsWith("ing")));
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}
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@Test
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public void givenTestInput_WhenUsingAnyForClassType(){
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assertThat("hamcrest", is(any(String.class)));
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assertThat("hamcrest", is(any(Object.class)));
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}
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@Test
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public void givenTestInput_WhenUsingAllOfForAllMatchers(){
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// GIVEN
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String testString = "Hamcrest Core";
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// ASSERT
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assertThat(testString, allOf(startsWith("Ham"), endsWith("ore"), containsString("Core")));
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}
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@Test
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public void givenTestInput_WhenUsingAnyOfForAnyMatcher(){
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// GIVEN
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String testString = "Hamcrest Core";
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// ASSERT
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assertThat(testString, anyOf(startsWith("Ham"), containsString("baeldung")));
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}
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@Test
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public void givenTestInput_WhenUsingBothForMatcher(){
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// GIVEN
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String testString = "Hamcrest Core Matchers";
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// ASSERT
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assertThat(testString, both(startsWith("Ham")).and(containsString("Core")));
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}
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@Test
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public void givenTestInput_WhenUsingEitherForMatcher(){
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// GIVEN
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String testString = "Hamcrest Core Matchers";
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// ASSERT
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assertThat(testString, either(startsWith("Bael")).or(containsString("Core")));
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}
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@Test
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public void givenTestInput_WhenUsingEveryItemForMatchInCollection(){
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// GIVEN
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List<String> testItems = Lists.newArrayList("Common", "Core", "Combinable");
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// ASSERT
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assertThat(testItems, everyItem(startsWith("Co")));
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}
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@Test
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public void givenTwoTestInputs_WhenUsingSameInstanceForMatch(){
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// GIVEN
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String string1 = "hamcrest";
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String string2 = string1;
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// ASSERT
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assertThat(string1, is(sameInstance(string2)));
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}
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}
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