summaryrefslogtreecommitdiff
path: root/test
diff options
context:
space:
mode:
Diffstat (limited to 'test')
-rw-r--r--test/test_set.rb11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/test_set.rb b/test/test_set.rb
index 5774af741e1..aaf3bfe3b85 100644
--- a/test/test_set.rb
+++ b/test/test_set.rb
@@ -715,6 +715,17 @@ class TC_Set < Test::Unit::TestCase
assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2, #<Set: {...}>}>}>', set2.inspect)
end
+ def test_to_s
+ set1 = Set[1, 2]
+ assert_equal('#<Set: {1, 2}>', set1.to_s)
+
+ set2 = Set[Set[0], 1, 2, set1]
+ assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2}>}>', set2.to_s)
+
+ set1.add(set2)
+ assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2, #<Set: {...}>}>}>', set2.to_s)
+ end
+
def test_compare_by_identity
a1, a2 = "a", "a"
b1, b2 = "b", "b"