CowHealthUpdateStrategies.java

package edu.ucsb.cs156.happiercows.strategies;

import edu.ucsb.cs156.happiercows.entities.CommonsPlus;
import edu.ucsb.cs156.happiercows.entities.UserCommons;
import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;

/**
 * The CowHealthUpdateStrategies enum provides a variety of strategies for
 * updating cow health.
 *
 * For information on Java enum's, see the Oracle Java Tutorial on
 * <a href="https://docs.oracle.com/javase/tutorial/java/javaOO/enum.html">Enum
 * Types</a>,
 * which are far more powerful in Java than enums in most other languages.
 */

@Getter
@AllArgsConstructor
@Slf4j
public enum CowHealthUpdateStrategies implements CowHealthUpdateStrategy {

    Linear("Linear",
            "Cow health increases/decreases proportionally to the number of cows over/under the carrying capacity.") {
        @Override
        public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
            return uC.getCowHealth()
                    - (totalCows - commonsPlus.getEffectiveCapacity()) * commonsPlus.getCommons().getDegradationRate();
        }
    },
    Constant("Constant",
            "Cow health changes increases/decreases by the degradation rate, depending on if the number of cows exceeds the carrying capacity.") {
        @Override
        public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
            if (totalCows <= commonsPlus.getEffectiveCapacity()) {
                return uC.getCowHealth() + commonsPlus.getCommons().getDegradationRate();
            } else {
                return uC.getCowHealth() - commonsPlus.getCommons().getDegradationRate();
            }
        }
    },
    Noop("Do nothing", "Cow health does not change.") {
        @Override
        public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
            return uC.getCowHealth();
        }
    },
    Milan("Milan",
            "Cow health increases/decreases proportionally to the square of ratio of cows/total capacity according to a formula from Milan de Vries.") {
        @Override
        public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
            double excess = totalCows - commonsPlus.getEffectiveCapacity();
            double adjustmentFactor = 1.0;
            double x = (excess / commonsPlus.getEffectiveCapacity());
            if(excess != 0){
                double sign = -1 * excess / Math.abs(excess);
                adjustmentFactor = 1.0 + sign * x * x;
            }
            adjustmentFactor = Math.max(0.0, adjustmentFactor);
            return uC.getCowHealth() * adjustmentFactor;
        }
    },
    Mattanjah("Mattanjah",
            "Cow health increases/decreases proportionally to the square of ratio of excess/total capacity * degradation rate according to a formula from Mattanjah de Vries.") {
        @Override
        public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {

            double excess = totalCows - commonsPlus.getEffectiveCapacity();
            double adjustmentFactor = 1.0;
            double x = (excess / commonsPlus.getEffectiveCapacity()) * commonsPlus.getCommons().getDegradationRate();
            if(excess != 0){
                double sign = -1 * excess / Math.abs(excess);
                adjustmentFactor = 1.0 + sign * x * x;
            }
            adjustmentFactor = Math.max(0.0, adjustmentFactor);
            return uC.getCowHealth() * adjustmentFactor;
        }
    };

    private final String displayName;
    private final String description;

    public final static CowHealthUpdateStrategies DEFAULT_ABOVE_CAPACITY = Linear;
    public final static CowHealthUpdateStrategies DEFAULT_BELOW_CAPACITY = Constant;
}




















Active mutators

CONDITIONALS_BOUNDARY
EMPTY_RETURNS
FALSE_RETURNS
INCREMENTS
INVERT_NEGS
MATH
NEGATE_CONDITIONALS
NULL_RETURNS
PRIMITIVE_RETURNS
TRUE_RETURNS
VOID_METHOD_CALLS

Tests examined

edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] (0 ms)
edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] (0 ms)
edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] (0 ms)
edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests]/[method:test_uses_above_capacity_update_strategy()] (1 ms)
edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:linear_updates_health_proportional_to_num_cows_over_capacity()] (0 ms)
edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests]/[method:test_updating_values_for_multiple_users()] (1 ms)
edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests]/[method:test_cowDeaths_in_job_context()] (2 ms)
edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobIndTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobIndTests]/[method:test_update_one_commons()] (6 ms)
edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests]/[method:test_uses_below_capacity_update_strategy()] (1 ms)
edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.jobs.UpdateCowHealthJobTests]/[method:test_uses_below_capacity_update_strategy_if_equal_to_carrying_capacity()] (1 ms)
edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:noop_does_nothing()] (0 ms)

Report generated by PIT 1.17.0

1		package edu.ucsb.cs156.happiercows.strategies;
2
3		import edu.ucsb.cs156.happiercows.entities.CommonsPlus;
4		import edu.ucsb.cs156.happiercows.entities.UserCommons;
5		import lombok.AllArgsConstructor;
6		import lombok.Getter;
7		import lombok.extern.slf4j.Slf4j;
8
9		/**
10		* The CowHealthUpdateStrategies enum provides a variety of strategies for
11		* updating cow health.
12		*
13		* For information on Java enum's, see the Oracle Java Tutorial on
14		* <a href="https://docs.oracle.com/javase/tutorial/java/javaOO/enum.html">Enum
15		* Types</a>,
16		* which are far more powerful in Java than enums in most other languages.
17		*/
18
19		@Getter
20		@AllArgsConstructor
21		@Slf4j
22		public enum CowHealthUpdateStrategies implements CowHealthUpdateStrategy {
23
24		Linear("Linear",
25		"Cow health increases/decreases proportionally to the number of cows over/under the carrying capacity.") {
26		@Override
27		public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
28	1 1. calculateNewCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$1::calculateNewCowHealth → KILLED	return uC.getCowHealth()
29	3 1. calculateNewCowHealth : Replaced integer subtraction with addition → KILLED 2. calculateNewCowHealth : Replaced double subtraction with addition → KILLED 3. calculateNewCowHealth : Replaced double multiplication with division → KILLED	- (totalCows - commonsPlus.getEffectiveCapacity()) * commonsPlus.getCommons().getDegradationRate();
30		}
31		},
32		Constant("Constant",
33		"Cow health changes increases/decreases by the degradation rate, depending on if the number of cows exceeds the carrying capacity.") {
34		@Override
35		public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
36	2 1. calculateNewCowHealth : negated conditional → KILLED 2. calculateNewCowHealth : changed conditional boundary → KILLED	if (totalCows <= commonsPlus.getEffectiveCapacity()) {
37	2 1. calculateNewCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$2::calculateNewCowHealth → KILLED 2. calculateNewCowHealth : Replaced double addition with subtraction → KILLED	return uC.getCowHealth() + commonsPlus.getCommons().getDegradationRate();
38		} else {
39	2 1. calculateNewCowHealth : Replaced double subtraction with addition → KILLED 2. calculateNewCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$2::calculateNewCowHealth → KILLED	return uC.getCowHealth() - commonsPlus.getCommons().getDegradationRate();
40		}
41		}
42		},
43		Noop("Do nothing", "Cow health does not change.") {
44		@Override
45		public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
46	1 1. calculateNewCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$3::calculateNewCowHealth → KILLED	return uC.getCowHealth();
47		}
48		},
49		Milan("Milan",
50		"Cow health increases/decreases proportionally to the square of ratio of cows/total capacity according to a formula from Milan de Vries.") {
51		@Override
52		public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
53	1 1. calculateNewCowHealth : Replaced integer subtraction with addition → KILLED	double excess = totalCows - commonsPlus.getEffectiveCapacity();
54		double adjustmentFactor = 1.0;
55	1 1. calculateNewCowHealth : Replaced double division with multiplication → KILLED	double x = (excess / commonsPlus.getEffectiveCapacity());
56	1 1. calculateNewCowHealth : negated conditional → KILLED	if(excess != 0){
57	2 1. calculateNewCowHealth : Replaced double multiplication with division → KILLED 2. calculateNewCowHealth : Replaced double division with multiplication → KILLED	double sign = -1 * excess / Math.abs(excess);
58	3 1. calculateNewCowHealth : Replaced double multiplication with division → KILLED 2. calculateNewCowHealth : Replaced double multiplication with division → KILLED 3. calculateNewCowHealth : Replaced double addition with subtraction → KILLED	adjustmentFactor = 1.0 + sign * x * x;
59		}
60		adjustmentFactor = Math.max(0.0, adjustmentFactor);
61	2 1. calculateNewCowHealth : Replaced double multiplication with division → KILLED 2. calculateNewCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$4::calculateNewCowHealth → KILLED	return uC.getCowHealth() * adjustmentFactor;
62		}
63		},
64		Mattanjah("Mattanjah",
65		"Cow health increases/decreases proportionally to the square of ratio of excess/total capacity * degradation rate according to a formula from Mattanjah de Vries.") {
66		@Override
67		public double calculateNewCowHealth(CommonsPlus commonsPlus, UserCommons uC, int totalCows) {
68
69	1 1. calculateNewCowHealth : Replaced integer subtraction with addition → KILLED	double excess = totalCows - commonsPlus.getEffectiveCapacity();
70		double adjustmentFactor = 1.0;
71	2 1. calculateNewCowHealth : Replaced double multiplication with division → KILLED 2. calculateNewCowHealth : Replaced double division with multiplication → KILLED	double x = (excess / commonsPlus.getEffectiveCapacity()) * commonsPlus.getCommons().getDegradationRate();
72	1 1. calculateNewCowHealth : negated conditional → KILLED	if(excess != 0){
73	2 1. calculateNewCowHealth : Replaced double multiplication with division → KILLED 2. calculateNewCowHealth : Replaced double division with multiplication → KILLED	double sign = -1 * excess / Math.abs(excess);
74	3 1. calculateNewCowHealth : Replaced double multiplication with division → KILLED 2. calculateNewCowHealth : Replaced double multiplication with division → KILLED 3. calculateNewCowHealth : Replaced double addition with subtraction → KILLED	adjustmentFactor = 1.0 + sign * x * x;
75		}
76		adjustmentFactor = Math.max(0.0, adjustmentFactor);
77	2 1. calculateNewCowHealth : replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$5::calculateNewCowHealth → KILLED 2. calculateNewCowHealth : Replaced double multiplication with division → KILLED	return uC.getCowHealth() * adjustmentFactor;
78		}
79		};
80
81		private final String displayName;
82		private final String description;
83
84		public final static CowHealthUpdateStrategies DEFAULT_ABOVE_CAPACITY = Linear;
85		public final static CowHealthUpdateStrategies DEFAULT_BELOW_CAPACITY = Constant;
86		}
		Mutations
28		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:linear_updates_health_proportional_to_num_cows_over_capacity()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$1::calculateNewCowHealth → KILLED
29		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:linear_updates_health_proportional_to_num_cows_over_capacity()] Replaced integer subtraction with addition → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:linear_updates_health_proportional_to_num_cows_over_capacity()] Replaced double subtraction with addition → KILLED 3.3 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:linear_updates_health_proportional_to_num_cows_over_capacity()] Replaced double multiplication with division → KILLED
36		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] negated conditional → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] changed conditional boundary → KILLED
37		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$2::calculateNewCowHealth → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] Replaced double addition with subtraction → KILLED
39		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] Replaced double subtraction with addition → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:constant_changes_by_constant_amount()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$2::calculateNewCowHealth → KILLED
46		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:noop_does_nothing()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$3::calculateNewCowHealth → KILLED
53		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced integer subtraction with addition → KILLED
55		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double division with multiplication → KILLED
56		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] negated conditional → KILLED
57		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double multiplication with division → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double division with multiplication → KILLED
58		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double multiplication with division → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double multiplication with division → KILLED 3.3 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double addition with subtraction → KILLED
61		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] Replaced double multiplication with division → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:milan_calculates_correctly()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$4::calculateNewCowHealth → KILLED
69		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced integer subtraction with addition → KILLED
71		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double multiplication with division → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double division with multiplication → KILLED
72		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] negated conditional → KILLED
73		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double multiplication with division → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double division with multiplication → KILLED
74		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double multiplication with division → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double multiplication with division → KILLED 3.3 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double addition with subtraction → KILLED
77		1.1 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] replaced double return with 0.0d for edu/ucsb/cs156/happiercows/strategies/CowHealthUpdateStrategies$5::calculateNewCowHealth → KILLED 2.2 Location : calculateNewCowHealth Killed by : edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.happiercows.strategies.CowHealthUpdateStrategyTests]/[method:mattanjah_calculates_correctly()] Replaced double multiplication with division → KILLED

CowHealthUpdateStrategies.java

Mutations

Active mutators

Tests examined