StatsWindow.java

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package edu.ucsb.cs156.dining.util;
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import java.time.LocalDateTime;
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/** Time windows for filtering review statistics by {@code dateItemServed}. */
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public enum StatsWindow {
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  ALL,
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  SIX_MONTHS,
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  ONE_MONTH,
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  ONE_WEEK;
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  /**
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   * @param now reference time (typically {@code LocalDateTime.now()})
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   * @return earliest {@code dateItemServed} to include for this window
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   */
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  public LocalDateTime since(LocalDateTime now) {
17 1 1. since : replaced return value with null for edu/ucsb/cs156/dining/util/StatsWindow::since → KILLED
 
    return switch (this) {
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      case ALL -> LocalDateTime.of(1970, 1, 1, 0, 0);
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      case SIX_MONTHS -> now.minusMonths(6);
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      case ONE_MONTH -> now.minusMonths(1);
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      case ONE_WEEK -> now.minusWeeks(1);
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    };
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  }
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}

Mutations

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1.1
Location : since
Killed by : edu.ucsb.cs156.dining.util.StatsWindowTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.dining.util.StatsWindowTests]/[method:one_week_since_subtracts_one_week()] replaced return value with null for edu/ucsb/cs156/dining/util/StatsWindow::since → KILLED

Active mutators

Tests examined


Report generated by PIT 1.17.0