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Feedback #1

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23ed9d9
Setting up GitHub Classroom Feedback
github-classroom[bot] Nov 19, 2024
cfb8c3f
Maps
ClarisseLa Nov 20, 2024
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8 changes: 4 additions & 4 deletions pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,8 @@

<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>12</maven.compiler.source>
<maven.compiler.target>12</maven.compiler.target>
<maven.compiler.source>11</maven.compiler.source>
<maven.compiler.target>11</maven.compiler.target>
</properties>

<dependencies>
Expand Down Expand Up @@ -92,8 +92,8 @@
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>12</source>
<target>12</target>
<source>11</source>
<target>11</target>
</configuration>
</plugin>
</plugins>
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20 changes: 15 additions & 5 deletions src/test/java/com/serenitydojo/WhenWorkingWithMaps.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import com.serenitydojo.model.FoodType;
import org.junit.Test;

import java.util.HashMap;
import java.util.Map;

import static com.serenitydojo.model.FoodType.*;
Expand All @@ -22,7 +23,12 @@ public class WhenWorkingWithMaps {
// Maps let you associate a value with some other value
@Test
public void creatingANewSet() {
Map<String, String> countryCapitals = null;
Map<String, String> countryCapitals = new HashMap<>();

countryCapitals.put("UK","London");
countryCapitals.put("France","Paris");
countryCapitals.put("Germany","Berlin");

// TODO: Create a new map and add the following associations:
// UK -> London
// France -> Paris
Expand All @@ -36,7 +42,11 @@ public void creatingANewSet() {
// maps can work with different types, e.g. enums to strings
@Test
public void mapWithDifferentTypes() {
Map<String, FoodType> favoriteFood = null;
Map<String, FoodType> favoriteFood = new HashMap<>();

favoriteFood.put("cat", FoodType.TUNA);
favoriteFood.put("dog", FoodType.DELUXE_DOG_FOOD);
favoriteFood.put("hamster", FoodType.LETTUCE);
// TODO: Create a new map and add the following associations:
// "cat" -> TUNA
// "dog" -> DELUXE_DOG_FOOD
Expand All @@ -50,7 +60,7 @@ public void mapWithDifferentTypes() {
// We can create a map more easily with the Map.of() method
@Test
public void usingMapOf() {
Map<String, FoodType> favoriteFood = null;
Map<String, FoodType> favoriteFood = Map.of("cat",FoodType.TUNA,"dog",FoodType.DELUXE_DOG_FOOD,"hamster",FoodType.LETTUCE);
// TODO: Create a new map and add the following associations using Map.of()
// "cat" -> TUNA
// "dog" -> DELUXE_DOG_FOOD
Expand All @@ -71,7 +81,7 @@ public void containsKey() {
"hamster", LETTUCE);

// TODO: Check that the map contains a key of "dog"
boolean containsDog = false;
boolean containsDog = favoriteFood.containsKey("dog");

assertThat(containsDog).isTrue();
}
Expand All @@ -85,7 +95,7 @@ public void containsValue() {
"hamster", LETTUCE);

// TODO: Check that the map contains a value of TUNA
boolean containsTuna = false;
boolean containsTuna = favoriteFood.containsValue(TUNA);

assertThat(containsTuna).isTrue();
}
Expand Down