Add Enumerable#first test

0349283f · Jun Hiroe · 7380acf1 · 0349283f
Commit 0349283f authored Mar 17, 2014 by Jun Hiroe
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mrbgems/mruby-enum-ext/test/enum.rb mrbgems/mruby-enum-ext/test/enum.rb +8 -0

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--- a/mrbgems/mruby-enum-ext/test/enum.rb
+++ b/mrbgems/mruby-enum-ext/test/enum.rb
@@ -45,3 +45,11 @@ end
 assert("Enumerable#sort_by") do
  assert_equal ["car", "train", "bicycle"], %w{car bicycle train}.sort_by {|e| e.length}
 end
+
+assert("Enumerable#first") do
+  a = [1, 2, 3]
+  assert_equal 1, a.first
+  assert_equal [1, 2], a.first(2)
+  assert_equal [1, 2, 3], a.first(10)
+  assert_nil [].first
+end