diff options
Diffstat (limited to 'test/ruby/test_array.rb')
| -rw-r--r-- | test/ruby/test_array.rb | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb index dd0357d132..f6d0d3d434 100644 --- a/test/ruby/test_array.rb +++ b/test/ruby/test_array.rb @@ -2529,6 +2529,41 @@ class TestArray < Test::Unit::TestCase assert_include([4, 7], a.bsearch {|x| (2**100).coerce((1 - x / 4) * (2**100)).first }) end + def test_bsearch_index_typechecks_return_values + assert_raise(TypeError) do + [1, 2, 42, 100, 666].bsearch_index {"not ok"} + end + assert_equal [1, 2, 42, 100, 666].bsearch_index {}, [1, 2, 42, 100, 666].bsearch_index {false} + end + + def test_bsearch_index_with_no_block + enum = [1, 2, 42, 100, 666].bsearch_index + assert_nil enum.size + assert_equal 2, enum.each{|x| x >= 33 } + end + + def test_bsearch_index_in_find_minimum_mode + a = [0, 4, 7, 10, 12] + assert_equal(1, a.bsearch_index {|x| x >= 4 }) + assert_equal(2, a.bsearch_index {|x| x >= 6 }) + assert_equal(0, a.bsearch_index {|x| x >= -1 }) + assert_equal(nil, a.bsearch_index {|x| x >= 100 }) + end + + def test_bsearch_index_in_find_any_mode + a = [0, 4, 7, 10, 12] + assert_include([1, 2], a.bsearch_index {|x| 1 - x / 4 }) + assert_equal(nil, a.bsearch_index {|x| 4 - x / 2 }) + assert_equal(nil, a.bsearch_index {|x| 1 }) + assert_equal(nil, a.bsearch_index {|x| -1 }) + + assert_include([1, 2], a.bsearch_index {|x| (1 - x / 4) * (2**100) }) + assert_equal(nil, a.bsearch_index {|x| 1 * (2**100) }) + assert_equal(nil, a.bsearch_index {|x| (-1) * (2**100) }) + + assert_include([1, 2], a.bsearch_index {|x| (2**100).coerce((1 - x / 4) * (2**100)).first }) + end + def test_shared_marking reduce = proc do |s| s.gsub(/(verify_internal_consistency_reachable_i:\sWB\smiss\s\S+\s\(T_ARRAY\)\s->\s)\S+\s\((proc|T_NONE)\)\n |