gistfile1.txt

Set<String> myStrings = new HashSet<>();
myStrings.add("abc");
myStrings.add("def");
Collection<String> otherStrings = new ArrayList<>();
otherStrings.add("def");
assertThat("Expected unequal sets", otherStrings, not(containsInAnyOrder(myStrings)));
otherStrings.add("abc");
assertThat("Expected equal sets", otherStrings, containsInAnyOrder(myStrings));

//Fails on the second assert, prints the missing entry in the assertion error