1 files changed, 0 insertions, 74 deletions
diff --git a/yolean/src/test/java/com/yahoo/yolean/chain/ContainsSameElements.java b/yolean/src/test/java/com/yahoo/yolean/chain/ContainsSameElements.java
deleted file mode 100644
index d3fddeafbb3..00000000000
--- a/yolean/src/test/java/com/yahoo/yolean/chain/ContainsSameElements.java
+++ /dev/null
@@ -1,74 +0,0 @@
-// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
-package com.yahoo.yolean.chain;
-
-import org.hamcrest.Description;
-import org.hamcrest.Matcher;
-import org.hamcrest.TypeSafeMatcher;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.IdentityHashMap;
-import java.util.List;
-import java.util.Set;
-
-import static java.util.Collections.sort;
-
-/**
- * @author Tony Vaagenes
- */
-class ContainsSameElements<T> extends TypeSafeMatcher<Collection<? super T>> {
-
-    private final Set<T> identitySet;
-
-    public static <T> Matcher<Collection<? super T>> containsSameElements(Collection<T> collection) {
-        return new ContainsSameElements<>(collection);
-    }
-
-    public ContainsSameElements(Collection<T> collection) {
-        identitySet = toIdentitySet(collection);
-    }
-
-    @SuppressWarnings("SuspiciousMethodCalls")
-    @Override
-    protected boolean matchesSafely(Collection<? super T> collection2) {
-        for (Object elem : collection2) {
-            if (!identitySet.contains(elem)) {
-                return false;
-            }
-        }
-
-        return collection2.size() == identitySet.size();
-    }
-
-    @Override
-    public void describeTo(Description description) {
-        description.appendText("containsSameElements ");
-        appendCollection(description, identitySet);
-    }
-
-    private void appendCollection(Description description, Collection<?> collection) {
-        description.appendValueList("{", ", ", "}", elementsToStringSorted(collection));
-    }
-
-    private List<String> elementsToStringSorted(Collection<?> collection) {
-        List<String> result = new ArrayList<>();
-        for (Object o : collection) {
-            result.add(o.toString());
-        }
-        sort(result);
-        return result;
-    }
-
-    @Override
-    protected void describeMismatchSafely(Collection<? super T> collection, Description description) {
-        description.appendText("was ");
-        appendCollection(description, collection);
-    }
-
-    public static <T> Set<T> toIdentitySet(Collection<? extends T> collection) {
-        Set<T> identitySet = Collections.newSetFromMap(new IdentityHashMap<T, Boolean>());
-        identitySet.addAll(collection);
-        return identitySet;
-    }
-}