AverageCowHealthService.java

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package edu.ucsb.cs156.happiercows.services;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import edu.ucsb.cs156.happiercows.entities.UserCommons;
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import edu.ucsb.cs156.happiercows.repositories.CommonsRepository;
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import edu.ucsb.cs156.happiercows.repositories.UserCommonsRepository;
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@Service("AverageCowHealthService")
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public class AverageCowHealthService {
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    @Autowired
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    CommonsRepository commonsRepository;
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    @Autowired
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    UserCommonsRepository userCommonsRepository;
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    public int getTotalNumCows(Long commonsId) {
20 1 1. lambda$getTotalNumCows$0 : replaced return value with null for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::lambda$getTotalNumCows$0 → KILLED
 
        commonsRepository.findById(commonsId).orElseThrow(() -> new IllegalArgumentException(String.format("Commons with id %d not found", commonsId)));
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        Iterable<UserCommons> allUserCommons = userCommonsRepository.findByCommonsId(commonsId);
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        int totalNumCows = 0;
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        for (UserCommons userCommons : allUserCommons) {
27 1 1. getTotalNumCows : Replaced integer addition with subtraction → KILLED
 
            totalNumCows += userCommons.getNumOfCows();
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        }
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30 1 1. getTotalNumCows : replaced int return with 0 for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::getTotalNumCows → KILLED
 
        return totalNumCows;
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    }
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    public double getAverageCowHealth(Long commonsId) {
34 1 1. lambda$getAverageCowHealth$1 : replaced return value with null for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::lambda$getAverageCowHealth$1 → KILLED
 
        commonsRepository.findById(commonsId).orElseThrow(() -> new IllegalArgumentException(String.format("Commons with id %d not found", commonsId)));
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        Iterable<UserCommons> allUserCommons = userCommonsRepository.findByCommonsId(commonsId);
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        double totalHealth = 0;
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        for (UserCommons userCommons : allUserCommons) {
41 2 1. getAverageCowHealth : Replaced double addition with subtraction → KILLED
2. getAverageCowHealth : Replaced double multiplication with division → KILLED
 
            totalHealth += userCommons.getCowHealth() * userCommons.getNumOfCows();
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        }
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44 2 1. getAverageCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::getAverageCowHealth → KILLED
2. getAverageCowHealth : Replaced double division with multiplication → KILLED
 
        return totalHealth / getTotalNumCows(commonsId);
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    }
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}

Mutations

20

1.1
Location : lambda$getTotalNumCows$0
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getTotalNumCowsThrowsException()] replaced return value with null for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::lambda$getTotalNumCows$0 → KILLED

27

1.1
Location : getTotalNumCows
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthMultipleUsers()] Replaced integer addition with subtraction → KILLED

30

1.1
Location : getTotalNumCows
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthMultipleUsers()] replaced int return with 0 for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::getTotalNumCows → KILLED

34

1.1
Location : lambda$getAverageCowHealth$1
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthThrowsException()] replaced return value with null for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::lambda$getAverageCowHealth$1 → KILLED

41

1.1
Location : getAverageCowHealth
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthMultipleUsers()] Replaced double addition with subtraction → KILLED

2.2
Location : getAverageCowHealth
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthMultipleUsers()] Replaced double multiplication with division → KILLED

44

1.1
Location : getAverageCowHealth
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthMultipleUsers()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/services/AverageCowHealthService::getAverageCowHealth → KILLED

2.2
Location : getAverageCowHealth
Killed by : edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.services.AverageCowHealthServiceTests]/[method:test_getAverageCowHealthMultipleUsers()] Replaced double division with multiplication → KILLED

Active mutators

Tests examined


Report generated by PIT 1.17.0