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Merge pull request #15151 from parthiv39731/PR-7091 

BAEL-7091
This commit is contained in:
davidmartinezbarua 2023-11-20 16:38:16 -03:00 committed by GitHub
parent a3e0639a75 c76f6a56da
commit 74d24d9b87
2 changed files with 130 additions and 0 deletions
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92
testing-modules/testing-assertions/src/test/java/com/baeldung/assertnestedmap/AssertNestedMapUnitTest.java Normal file
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package com.baeldung.assertnestedmap;
import org.junit.jupiter.api.Test;
import java.util.Map;
import static com.baeldung.assertnestedmap.matchers.NestedMapMatcher.hasNestedMapEntry;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
import static org.junit.jupiter.api.Assertions.*;
public class AssertNestedMapUnitTest {
@Test
void givenNestedMap_whenUseJupiterAssertTrueWithoutCasting_thenTest() {
Map<String, Object> innerMap = Map.of("city", "Chicago");
Map<String, Map<String, Object>> outerMap = Map.of("address", innerMap);
assertTrue(outerMap.containsKey("address") && outerMap.get("address").get("city").equals("Chicago"));
}
@Test
void givenNestedMap_whenUseJupiterAssertAllAndAssertTrue_thenTest() {
Map<String, Object> innerMap = Map.of("city", "Chicago");
Map<String, Map<String, Object>> outerMap = Map.of("address", innerMap);
assertAll(
() -> assertTrue(outerMap.containsKey("address")),
() -> assertEquals(outerMap.get("address").get("city"), "Chicago")
);
}
@Test
void givenNestedMap_whenUseJupiterAssertTrueWithCasting_thenTest() {
Map<String, Object> innerMap = Map.of("city", "Chicago");
Map<String, Object> outerMap = Map.of("address", innerMap);
assertTrue(outerMap.containsKey("address")
&& ((Map<String, Object>)outerMap.get("address")).get("city").equals("Chicago"));
}
@Test
void givenNestedMap_whenUseHamcrestAssertThat_thenTest() {
Map<String, Object> innerMap = Map.of("city", "Chicago");
Map<String, Map<String, Object>> outerMap = Map.of("address", innerMap);
assertAll(
() -> assertThat(outerMap, hasKey("address")),
() -> assertThat(outerMap.get("address"), hasEntry("city", "Chicago"))
);
}
@Test
void givenNestedMapOfStringAndObject_whenUseHamcrestAssertThat_thenTest() {
Map<String, Object> innerMap = Map.of("city", "Chicago");
Map<String, Map<String, Object>> outerMap = Map.of("address", innerMap);
assertThat(outerMap, hasEntry(equalTo("address"), hasEntry("city", "Chicago")));
}
@Test
void givenNestedMapOfStringAndObject_whenUseHamcrestAssertThatAndCustomMatcher_thenTest() {
Map<String, Object> innerMap = Map.of
(
"city", "Chicago",
"zip", "10005"
);
Map<String, Map<String, Object>> outerMap = Map.of("address", innerMap);
assertThat(outerMap, hasNestedMapEntry("address", innerMap));
}
@Test
void givenOuterMapOfStringAndObjectAndInnerMap_whenUseHamcrestAssertThatAndCustomMatcher_thenTest() {
Map<String, Object> innerMap = Map.of
(
"city", "Chicago",
"zip", "10005"
);
Map<String, Object> outerMap = Map.of("address", innerMap);
assertThat(outerMap, hasNestedMapEntry("address", innerMap));
}
@Test
void givenNestedMap_whenUseHamcrestAssertThatWithCasting_thenTest() {
Map<String, Object> innerMap = Map.of("city", "Chicago");
Map<String, Object> outerMap = Map.of("address", innerMap);
assertThat((Map<String, Object>)outerMap.get("address"), hasEntry("city", "Chicago"));
}
}

38
testing-modules/testing-assertions/src/test/java/com/baeldung/assertnestedmap/matchers/NestedMapMatcher.java Normal file
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package com.baeldung.assertnestedmap.matchers;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
import java.util.Map;
public class NestedMapMatcher<K, V> extends TypeSafeMatcher<Map<K, Object>> {
private K key;
private V subMapValue;
public NestedMapMatcher(K key, V subMapValue) {
this.key = key;
this.subMapValue = subMapValue;
}
@Override
protected boolean matchesSafely(Map<K, Object> item) {
if (item.containsKey(key)) {
Object actualValue = item.get(key);
return subMapValue.equals(actualValue);
}
return false;
}
@Override
public void describeTo(Description description) {
description.appendText("a map containing key ").appendValue(key)
.appendText(" with value ").appendValue(subMapValue);
}
public static <K, V> Matcher<V> hasNestedMapEntry(K key, V expectedValue) {
return new NestedMapMatcher(key, expectedValue);
}
}