ConfigProcessor.java

1 
package com.pivovarit.collectors;
2
3 
import java.util.HashSet;
4 
import java.util.Optional;
5 
import java.util.OptionalInt;
6 
import java.util.Set;
7 
import java.util.concurrent.Executor;
8
9 
import static java.util.Objects.requireNonNull;
10
11 
final class ConfigProcessor {
12
13 
    record Configuration(Optional<Boolean> ordered, Optional<Boolean> batching, OptionalInt parallelism,
14 
                         Optional<Executor> executor) {
15 
        public Configuration {
16 
            requireNonNull(ordered, "'ordered' can't be null");
17 
            requireNonNull(batching, "'batching' can't be null");
18 
            requireNonNull(parallelism, "'parallelism' can't be null");
19 
            requireNonNull(executor, "'executor' can't be null");
20 
        }
21 
    }
22
23 
    static ConfigProcessor.Configuration process(Options.CollectingOption... options) {
24 
        requireNonNull(options, "options can't be null");
25
26 
        Set<Class<? extends Options.CollectingOption>> seen = new HashSet<>();
27
28 
        Optional<Boolean> batching = Optional.empty();
29 
        Optional<Boolean> ordered = Optional.empty();
30 
        OptionalInt parallelism = OptionalInt.empty();
31 
        Optional<Executor> executor = Optional.empty();
32
33 
        for (var option : options) {
34 1 1. process : negated conditional → KILLED
 
            if (!seen.add(option.getClass())) {
35 
                throw new IllegalArgumentException("each option can be used at most once, and you configured '%s' multiple times".formatted(toHumanReadableString(option)));
36 
            }
37
38 
            switch (option) {
39 
                case Options.Batched __ -> batching = Optional.of(true);
40 
                case Options.Parallelism parallelismOption -> parallelism = OptionalInt.of(parallelismOption.parallelism());
41 
                case Options.ThreadPool threadPoolOption -> executor = Optional.ofNullable(threadPoolOption.executor());
42 
                case Options.Ordered __ -> ordered = Optional.of(true);
43 
            }
44 
        }
45
46 1 1. process : replaced return value with null for com/pivovarit/collectors/ConfigProcessor::process → KILLED
 
        return new Configuration(ordered, batching, parallelism, executor);
47 
    }
48
49 
    private static String toHumanReadableString(Options.CollectingOption option) {
50 1 1. toHumanReadableString : replaced return value with "" for com/pivovarit/collectors/ConfigProcessor::toHumanReadableString → KILLED
 
        return switch (option) {
51 
            case Options.Batched __ -> "batching";
52 
            case Options.Parallelism __ -> "parallelism";
53 
            case Options.ThreadPool __ -> "executor";
54 
            case Options.Ordered __ -> "ordered";
55 
        };
56 
    }
57 
}

Mutations

34

1.1
Location : process
Killed by : com.pivovarit.collectors.test.BasicParallelismTest.[engine:junit-jupiter]/[class:com.pivovarit.collectors.test.BasicParallelismTest]/[test-factory:shouldProcessEmptyWithMaxParallelism()]/[dynamic-test:#6] negated conditional → KILLED

46

1.1
Location : process
Killed by : com.pivovarit.collectors.test.BasicParallelismTest.[engine:junit-jupiter]/[class:com.pivovarit.collectors.test.BasicParallelismTest]/[test-factory:shouldProcessEmptyWithMaxParallelism()]/[dynamic-test:#6] replaced return value with null for com/pivovarit/collectors/ConfigProcessor::process → KILLED

50

1.1
Location : toHumanReadableString
Killed by : com.pivovarit.collectors.OptionTest.[engine:junit-jupiter]/[class:com.pivovarit.collectors.OptionTest]/[test-factory:shouldThrowWhenSameOptionsAreUsedMultipleTimes()]/[dynamic-test:#3] replaced return value with "" for com/pivovarit/collectors/ConfigProcessor::toHumanReadableString → KILLED

Active mutators

Tests examined


Report generated by PIT 1.21.0