diff options
Diffstat (limited to 'mrbgems/mruby-range-ext/test/range.rb')
| -rw-r--r-- | mrbgems/mruby-range-ext/test/range.rb | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/mrbgems/mruby-range-ext/test/range.rb b/mrbgems/mruby-range-ext/test/range.rb index 3e9b850b2..169ba7169 100644 --- a/mrbgems/mruby-range-ext/test/range.rb +++ b/mrbgems/mruby-range-ext/test/range.rb @@ -5,11 +5,16 @@ assert('Range#cover?') do assert_true ("a".."z").cover?("c") assert_true !("a".."z").cover?("5") assert_true ("a".."z").cover?("cc") + assert_true ("a"..).cover?("c") + assert_false ("a"..).cover?("5") + assert_true ("a"..).cover?("cc") end assert('Range#first') do assert_equal 10, (10..20).first assert_equal [10, 11, 12], (10..20).first(3) + assert_equal 10, (10..).first + assert_equal [10, 11, 12], (10..).first(3) skip unless Object.const_defined?(:Float) assert_equal [0, 1, 2], (0..Float::INFINITY).first(3) @@ -18,6 +23,8 @@ end assert('Range#last') do assert_equal 20, (10..20).last assert_equal 20, (10...20).last + assert_raise(RangeError) { (10..).last } + assert_raise(RangeError) { (10...).last } assert_equal [18, 19, 20], (10..20).last(3) assert_equal [17, 18, 19], (10...20).last(3) end @@ -26,6 +33,9 @@ assert('Range#size') do assert_equal 42, (1..42).size assert_equal 41, (1...42).size assert_nil ('a'..'z').size + assert_nil ('a'..).size + + assert_nil (1..).size unless Object.const_defined?(:Float) skip unless Object.const_defined?(:Float) assert_equal 6, (1...6.3).size @@ -33,6 +43,10 @@ assert('Range#size') do assert_equal 5, (1.1...6).size assert_equal 15, (1.0..15.9).size assert_equal Float::INFINITY, (0..Float::INFINITY).size + + assert_equal Float::INFINITY, (1..).size + assert_equal Float::INFINITY, (1...).size + assert_equal Float::INFINITY, (1.0..).size end assert('Range#max') do @@ -50,6 +64,10 @@ assert('Range#max') do # returns the endpoint when the endpoint equals the start point and the range is inclusive assert_equal 5, (5..5).max + # raises RangeError when called on an endless range + assert_raise(RangeError) { (10..).max } + assert_raise(RangeError) { (10...).max } + skip unless Object.const_defined?(:Float) # returns the maximum value in the Float range when called with no arguments @@ -94,6 +112,7 @@ assert('Range#min') do # returns the minimum value in the range when called with no arguments assert_equal 1, (1..10).min assert_equal 1, (1...10).min + assert_equal 1, (1..).min # returns nil when the start point is greater than the endpoint assert_equal nil, (100..10).min @@ -108,12 +127,16 @@ assert('Range#min') do # returns the minimum value in the Float range when called with no arguments assert_equal 303.20, (303.20..908.1111).min + assert_equal 1, (1.0..).min # returns nil when the start point is greater than the endpoint in a Float range assert_equal nil, (3003.20..908.1111).min end assert('Range#min given a block') do + # raise when called with a block in endless range + assert_raise(RangeError) { (1..).min{} } + # passes each pair of values in the range to the block acc = [] (1..10).min do |a, b| |