From 6e38095099f139bd620c9640712a2d0d970e417b Mon Sep 17 00:00:00 2001
From: Jan Ouwens <jan.ouwens@gmail.com>
Date: Wed, 3 Feb 2021 09:40:23 +0100
Subject: [PATCH] #385 Adds prefab values for
 (Double|Int|Long)SummaryStatistics

---
 CHANGELOG.md                                          |  1 +
 .../internal/prefabvalues/JavaApiPrefabValues.java    | 10 ++++++++++
 .../extended_contract/JavaApiClassesTest.java         | 11 ++++++++++-
 3 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c8c3b35d..f1d1f93d8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 <a name="3.x"/>
 
 ## [Unreleased]
+- Added prefab values for `java.util.DoubleSummaryStatistics`, `java.util.IntSummaryStatistics` and `java.util.LongSummaryStatistics` ([Issue 385](https://github.com/jqno/equalsverifier/issues/385))
 
 ## [3.5.2] - 2021-01-19
 ## Fixed
diff --git a/src/main/java/nl/jqno/equalsverifier/internal/prefabvalues/JavaApiPrefabValues.java b/src/main/java/nl/jqno/equalsverifier/internal/prefabvalues/JavaApiPrefabValues.java
index 043ab2fbc..795f88519 100644
--- a/src/main/java/nl/jqno/equalsverifier/internal/prefabvalues/JavaApiPrefabValues.java
+++ b/src/main/java/nl/jqno/equalsverifier/internal/prefabvalues/JavaApiPrefabValues.java
@@ -209,6 +209,16 @@ private void addCommonClasses() {
             Currency.getInstance("EUR"),
             Currency.getInstance("JPY")
         );
+
+        DoubleSummaryStatistics redDoubleStats = new DoubleSummaryStatistics();
+        DoubleSummaryStatistics blueDoubleStats = new DoubleSummaryStatistics();
+        addValues(DoubleSummaryStatistics.class, redDoubleStats, blueDoubleStats, redDoubleStats);
+        IntSummaryStatistics redIntStats = new IntSummaryStatistics();
+        IntSummaryStatistics blueIntStats = new IntSummaryStatistics();
+        addValues(IntSummaryStatistics.class, redIntStats, blueIntStats, redIntStats);
+        LongSummaryStatistics redLongStats = new LongSummaryStatistics();
+        LongSummaryStatistics blueLongStats = new LongSummaryStatistics();
+        addValues(LongSummaryStatistics.class, redLongStats, blueLongStats, redLongStats);
     }
 
     private void addDateTimeClasses() {
diff --git a/src/test/java/nl/jqno/equalsverifier/integration/extended_contract/JavaApiClassesTest.java b/src/test/java/nl/jqno/equalsverifier/integration/extended_contract/JavaApiClassesTest.java
index f943ef8b5..40c2da1b5 100644
--- a/src/test/java/nl/jqno/equalsverifier/integration/extended_contract/JavaApiClassesTest.java
+++ b/src/test/java/nl/jqno/equalsverifier/integration/extended_contract/JavaApiClassesTest.java
@@ -531,6 +531,9 @@ static final class Java8ApiClassesContainer {
         private final Period period;
         private final Year year;
         private final YearMonth yearMonth;
+        private final DoubleSummaryStatistics doubleSummaryStatistics;
+        private final IntSummaryStatistics intSummaryStatistics;
+        private final LongSummaryStatistics longSummaryStatistics;
 
         public Java8ApiClassesContainer(
             Optional<?> optional,
@@ -555,7 +558,10 @@ public Java8ApiClassesContainer(
             OffsetTime offsetTime,
             Period period,
             Year year,
-            YearMonth yearMonth
+            YearMonth yearMonth,
+            DoubleSummaryStatistics doubleSummaryStatistics,
+            IntSummaryStatistics intSummaryStatistics,
+            LongSummaryStatistics longSummaryStatistics
         ) {
             this.optional = optional;
             this.optionalDouble = optionalDouble;
@@ -580,6 +586,9 @@ public Java8ApiClassesContainer(
             this.period = period;
             this.year = year;
             this.yearMonth = yearMonth;
+            this.doubleSummaryStatistics = doubleSummaryStatistics;
+            this.intSummaryStatistics = intSummaryStatistics;
+            this.longSummaryStatistics = longSummaryStatistics;
         }
 
         @Override