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authoreregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-04-28 19:50:06 +0000
committereregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-04-28 19:50:06 +0000
commit4fbb9aa3cb6c31ec128bfb31f59efa66d66adba4 (patch)
tree84a654b260261fe172f2584f60b3ba93e59f841d /spec/ruby/core/array/bsearch_index_spec.rb
parentb864bd05bff2a61d55b08deb92e969f9fa55e07c (diff)
Update to ruby/spec@6f38a82
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63293 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/core/array/bsearch_index_spec.rb')
-rw-r--r--spec/ruby/core/array/bsearch_index_spec.rb118
1 files changed, 58 insertions, 60 deletions
diff --git a/spec/ruby/core/array/bsearch_index_spec.rb b/spec/ruby/core/array/bsearch_index_spec.rb
index 49c9d9ea34..a075d06ed3 100644
--- a/spec/ruby/core/array/bsearch_index_spec.rb
+++ b/spec/ruby/core/array/bsearch_index_spec.rb
@@ -1,86 +1,84 @@
require_relative '../../spec_helper'
require_relative '../enumerable/shared/enumeratorized'
-ruby_version_is "2.3" do
- describe "Array#bsearch_index" do
- context "when not passed a block" do
- before :each do
- @enum = [1, 2, 42, 100, 666].bsearch_index
- end
+describe "Array#bsearch_index" do
+ context "when not passed a block" do
+ before :each do
+ @enum = [1, 2, 42, 100, 666].bsearch_index
+ end
- it "returns an Enumerator" do
- @enum.should be_an_instance_of(Enumerator)
- end
+ it "returns an Enumerator" do
+ @enum.should be_an_instance_of(Enumerator)
+ end
- it "returns an Enumerator with unknown size" do
- @enum.size.should be_nil
- end
+ it "returns an Enumerator with unknown size" do
+ @enum.size.should be_nil
+ end
- it "returns index of element when block condition is satisfied" do
- @enum.each { |x| x >= 33 }.should == 2
- end
+ it "returns index of element when block condition is satisfied" do
+ @enum.each { |x| x >= 33 }.should == 2
end
+ end
+
+ it "raises a TypeError when block returns a String" do
+ lambda { [1, 2, 3].bsearch_index { "not ok" } }.should raise_error(TypeError)
+ end
- it "raises a TypeError when block returns a String" do
- lambda { [1, 2, 3].bsearch_index { "not ok" } }.should raise_error(TypeError)
+ it "returns nil when block is empty" do
+ [1, 2, 3].bsearch_index {}.should be_nil
+ end
+
+ context "minimum mode" do
+ before :each do
+ @array = [0, 4, 7, 10, 12]
end
- it "returns nil when block is empty" do
- [1, 2, 3].bsearch_index {}.should be_nil
+ it "returns index of first element which satisfies the block" do
+ @array.bsearch_index { |x| x >= 4 }.should == 1
+ @array.bsearch_index { |x| x >= 6 }.should == 2
+ @array.bsearch_index { |x| x >= -1 }.should == 0
end
- context "minimum mode" do
- before :each do
- @array = [0, 4, 7, 10, 12]
- end
+ it "returns nil when block condition is never satisfied" do
+ @array.bsearch_index { false }.should be_nil
+ @array.bsearch_index { |x| x >= 100 }.should be_nil
+ end
+ end
- it "returns index of first element which satisfies the block" do
- @array.bsearch_index { |x| x >= 4 }.should == 1
- @array.bsearch_index { |x| x >= 6 }.should == 2
- @array.bsearch_index { |x| x >= -1 }.should == 0
- end
+ context "find any mode" do
+ before :each do
+ @array = [0, 4, 7, 10, 12]
+ end
- it "returns nil when block condition is never satisfied" do
- @array.bsearch_index { false }.should be_nil
- @array.bsearch_index { |x| x >= 100 }.should be_nil
- end
+ it "returns the index of any matched elements where element is between 4 <= x < 8" do
+ [1, 2].should include(@array.bsearch_index { |x| 1 - x / 4 })
end
- context "find any mode" do
- before :each do
- @array = [0, 4, 7, 10, 12]
- end
+ it "returns the index of any matched elements where element is between 8 <= x < 10" do
+ @array.bsearch_index { |x| 4 - x / 2 }.should be_nil
+ end
- it "returns the index of any matched elements where element is between 4 <= x < 8" do
- [1, 2].should include(@array.bsearch_index { |x| 1 - x / 4 })
- end
+ it "returns nil when block never returns 0" do
+ @array.bsearch_index { |x| 1 }.should be_nil
+ @array.bsearch_index { |x| -1 }.should be_nil
+ end
- it "returns the index of any matched elements where element is between 8 <= x < 10" do
- @array.bsearch_index { |x| 4 - x / 2 }.should be_nil
- end
+ it "returns the middle element when block always returns zero" do
+ @array.bsearch_index { |x| 0 }.should == 2
+ end
- it "returns nil when block never returns 0" do
- @array.bsearch_index { |x| 1 }.should be_nil
- @array.bsearch_index { |x| -1 }.should be_nil
+ context "magnitude does not effect the result" do
+ it "returns the index of any matched elements where element is between 4n <= xn < 8n" do
+ [1, 2].should include(@array.bsearch_index { |x| (1 - x / 4) * (2**100) })
end
- it "returns the middle element when block always returns zero" do
- @array.bsearch_index { |x| 0 }.should == 2
+ it "returns nil when block never returns 0" do
+ @array.bsearch_index { |x| 1 * (2**100) }.should be_nil
+ @array.bsearch_index { |x| (-1) * (2**100) }.should be_nil
end
- context "magnitude does not effect the result" do
- it "returns the index of any matched elements where element is between 4n <= xn < 8n" do
- [1, 2].should include(@array.bsearch_index { |x| (1 - x / 4) * (2**100) })
- end
-
- it "returns nil when block never returns 0" do
- @array.bsearch_index { |x| 1 * (2**100) }.should be_nil
- @array.bsearch_index { |x| (-1) * (2**100) }.should be_nil
- end
-
- it "handles values from Bignum#coerce" do
- [1, 2].should include(@array.bsearch_index { |x| (2**100).coerce((1 - x / 4) * (2**100)).first })
- end
+ it "handles values from Bignum#coerce" do
+ [1, 2].should include(@array.bsearch_index { |x| (2**100).coerce((1 - x / 4) * (2**100)).first })
end
end
end