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package set
// testRules is a rules implementation that is used for testing. It only
// accepts ints as values, and it has a Hash function that just returns the
// given value modulo 16 so that we can easily and dependably test the
// situation where two non-equivalent values have the same hash value.
type testRules struct{}
func newTestRules() Rules[int] {
return testRules{}
}
func (r testRules) Hash(val int) int {
return val % 16
}
func (r testRules) Equivalent(val1 int, val2 int) bool {
return val1 == val2
}
func (r testRules) SameRules(other Rules[int]) bool {
// All testRules values are equal, so type-checking is enough.
_, ok := other.(testRules)
return ok
}
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