diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/test_set.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/test/test_set.rb b/test/test_set.rb index cbf4eb0234..1f6f2436f5 100644 --- a/test/test_set.rb +++ b/test/test_set.rb @@ -297,6 +297,46 @@ class TC_Set < Test::Unit::TestCase assert_equal(false, Set[].proper_subset?(Set[])) end + def assert_intersect(expected, set, other) + case expected + when true + assert_send([set, :intersect?, other]) + assert_send([other, :intersect?, set]) + assert_not_send([set, :disjoint?, other]) + assert_not_send([other, :disjoint?, set]) + when false + assert_not_send([set, :intersect?, other]) + assert_not_send([other, :intersect?, set]) + assert_send([set, :disjoint?, other]) + assert_send([other, :disjoint?, set]) + when Class + assert_raises(expected) { + set.intersect?(other) + } + assert_raises(expected) { + set.disjoint?(other) + } + else + raise ArgumentError, "%s: unsupported expected value: %s" % [__method__, expected.inspect] + end + end + + def test_intersect? + set = Set[3,4,5] + + assert_intersect(ArgumentError, set, 3) + assert_intersect(ArgumentError, set, [2,4,6]) + + assert_intersect(true, set, Set[2,4]) + assert_intersect(true, set, Set[5,6,7]) + assert_intersect(true, set, Set[1,2,6,8,4]) + + assert_intersect(false, set, Set[]) + assert_intersect(false, set, Set[0,2]) + assert_intersect(false, set, Set[0,2,6]) + assert_intersect(false, set, Set[0,2,6,8,10]) + end + def test_each ary = [1,3,5,7,10,20] set = Set.new(ary) |