From d6414fe112859192f953ce9e5f185971839fb495 Mon Sep 17 00:00:00 2001 From: Jun Hiroe Date: Fri, 25 Apr 2014 18:57:01 +0900 Subject: Add Array#keep_if --- mrbgems/mruby-array-ext/test/array.rb | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'mrbgems/mruby-array-ext/test/array.rb') diff --git a/mrbgems/mruby-array-ext/test/array.rb b/mrbgems/mruby-array-ext/test/array.rb index 47ffa00cf..c76423522 100644 --- a/mrbgems/mruby-array-ext/test/array.rb +++ b/mrbgems/mruby-array-ext/test/array.rb @@ -252,3 +252,17 @@ assert("Array#delete_if") do a = [ 1, 2, 3, 4, 5 ] assert_equal [1, 2, 3], a.delete_if { |val| val > 3 } end + +assert("Array#keep_if") do + a = [1, 2, 3, 4, 5] + assert_equal [1, 2, 3, 4, 5], a.keep_if { true } + assert_equal [1, 2, 3, 4, 5], a + + a = [1, 2, 3, 4, 5] + assert_equal [], a.keep_if { false } + assert_equal [], a + + a = [1, 2, 3, 4, 5] + assert_equal [4, 5], a.keep_if { |val| val > 3 } + assert_equal [4, 5], a +end -- cgit v1.2.3