1 files changed, 44 insertions, 0 deletions
diff --git a/mrbgems/mruby-enum-ext/test/enum.rb b/mrbgems/mruby-enum-ext/test/enum.rb
new file mode 100644
index 000000000..aa56cdf84
--- /dev/null
+++ b/mrbgems/mruby-enum-ext/test/enum.rb
@@ -0,0 +1,44 @@
+##
+# Enumerable(Ext) Test
+
+assert("Enumerable#drop") do
+  a = [1, 2, 3, 4, 5, 0]
+
+  assert_equal a.drop(3), [4, 5, 0]
+  assert_equal a.drop(6), []
+end
+
+assert("Enumerable#drop_while") do
+  a = [1, 2, 3, 4, 5, 0]
+  assert_equal a.drop_while {|i| i < 3 }, [3, 4, 5, 0]
+end
+
+assert("Enumerable#take") do
+  a = [1, 2, 3, 4, 5, 0]
+  assert_equal a.take(3), [1, 2, 3]
+end
+
+assert("Enumerable#take_while") do
+  a = [1, 2, 3, 4, 5, 0]
+  assert_equal a.take_while {|i| i < 3 }, [1, 2]
+end
+
+assert("Enumerable#each_cons") do
+  a = []
+  (1..5).each_cons(3){|e| a << e}
+  assert_equal a, [[1, 2, 3], [2, 3, 4], [3, 4, 5]]
+end
+
+assert("Enumerable#each_slice") do
+  a = []
+  (1..10).each_slice(3){|e| a << e}
+  assert_equal  a, [[1, 2, 3], [4, 5, 6], [7, 8, 9], [10]]
+end
+
+assert("Enumerable#group_by") do
+  r = (1..6).group_by {|i| i % 3 }
+  assert_equal r[0], [3, 6]
+  assert_equal r[1], [1, 4]
+  assert_equal r[2], [2, 5]
+end
+