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-rw-r--r--spec/ruby/core/enumerable/none_spec.rb148
1 files changed, 67 insertions, 81 deletions
diff --git a/spec/ruby/core/enumerable/none_spec.rb b/spec/ruby/core/enumerable/none_spec.rb
index 7c17e58a13..d9ee0b441e 100644
--- a/spec/ruby/core/enumerable/none_spec.rb
+++ b/spec/ruby/core/enumerable/none_spec.rb
@@ -10,49 +10,40 @@ describe "Enumerable#none?" do
end
it "always returns true on empty enumeration" do
- @empty.none?.should == true
+ @empty.should.none?
@empty.none? { true }.should == true
end
it "raises an ArgumentError when more than 1 argument is provided" do
- -> { @enum.none?(1, 2, 3) }.should raise_error(ArgumentError)
- -> { [].none?(1, 2, 3) }.should raise_error(ArgumentError)
- -> { {}.none?(1, 2, 3) }.should raise_error(ArgumentError)
- end
-
- ruby_version_is ""..."2.5" do
- it "raises an ArgumentError when any arguments provided" do
- -> { @enum.none?(Proc.new {}) }.should raise_error(ArgumentError)
- -> { @enum.none?(nil) }.should raise_error(ArgumentError)
- -> { @empty.none?(1) }.should raise_error(ArgumentError)
- -> { @enum.none?(1) {} }.should raise_error(ArgumentError)
- end
+ -> { @enum.none?(1, 2, 3) }.should.raise(ArgumentError)
+ -> { [].none?(1, 2, 3) }.should.raise(ArgumentError)
+ -> { {}.none?(1, 2, 3) }.should.raise(ArgumentError)
end
it "does not hide exceptions out of #each" do
-> {
EnumerableSpecs::ThrowingEach.new.none?
- }.should raise_error(RuntimeError)
+ }.should.raise(RuntimeError)
-> {
EnumerableSpecs::ThrowingEach.new.none? { false }
- }.should raise_error(RuntimeError)
+ }.should.raise(RuntimeError)
end
describe "with no block" do
it "returns true if none of the elements in self are true" do
e = EnumerableSpecs::Numerous.new(false, nil, false)
- e.none?.should be_true
+ e.none?.should == true
end
it "returns false if at least one of the elements in self are true" do
e = EnumerableSpecs::Numerous.new(false, nil, true, false)
- e.none?.should be_false
+ e.none?.should == false
end
it "gathers whole arrays as elements when each yields multiple" do
multi = EnumerableSpecs::YieldsMultiWithFalse.new
- multi.none?.should be_false
+ multi.none?.should == false
end
end
@@ -74,17 +65,17 @@ describe "Enumerable#none?" do
end
it "returns true if the block never returns true" do
- @e.none? {|e| false }.should be_true
+ @e.none? {|e| false }.should == true
end
it "returns false if the block ever returns true" do
- @e.none? {|e| e == 3 ? true : false }.should be_false
+ @e.none? {|e| e == 3 ? true : false }.should == false
end
it "does not hide exceptions out of the block" do
-> {
@enum.none? { raise "from block" }
- }.should raise_error(RuntimeError)
+ }.should.raise(RuntimeError)
end
it "gathers initial args as elements when each yields multiple" do
@@ -102,66 +93,61 @@ describe "Enumerable#none?" do
end
end
- ruby_version_is "2.5" do
- describe 'when given a pattern argument' do
- it "calls `===` on the pattern the return value " do
- pattern = EnumerableSpecs::Pattern.new { |x| x == 3 }
- @enum1.none?(pattern).should == true
- pattern.yielded.should == [[0], [1], [2], [-1]]
- end
-
- # may raise an exception in future versions
- ruby_version_is ""..."2.6" do
- it "ignores block" do
- @enum2.none?(Integer) { raise }.should == true
- [1, 2, nil].none?(TrueClass) { raise }.should == true
- {a: 1}.none?(Hash) { raise }.should == true
- end
- end
-
- it "always returns true on empty enumeration" do
- @empty.none?(Integer).should == true
- [].none?(Integer).should == true
- {}.none?(NilClass).should == true
- end
-
- it "does not hide exceptions out of #each" do
- -> {
- EnumerableSpecs::ThrowingEach.new.none?(Integer)
- }.should raise_error(RuntimeError)
- end
-
- it "returns true if the pattern never returns a truthy value" do
- @enum2.none?(Integer).should == true
- pattern = EnumerableSpecs::Pattern.new { |x| nil }
- @enum.none?(pattern).should == true
-
- [1, 42, 3].none?(pattern).should == true
- {a: 1, b: 2}.none?(pattern).should == true
- end
-
- it "returns false if the pattern ever returns other than false or nil" do
- pattern = EnumerableSpecs::Pattern.new { |x| x < 0 }
- @enum1.none?(pattern).should == false
- pattern.yielded.should == [[0], [1], [2], [-1]]
-
- [1, 2, 3, -1].none?(pattern).should == false
- {a: 1}.none?(Array).should == false
- end
-
- it "does not hide exceptions out of pattern#===" do
- pattern = EnumerableSpecs::Pattern.new { raise "from pattern" }
- -> {
- @enum.none?(pattern)
- }.should raise_error(RuntimeError)
- end
-
- it "calls the pattern with gathered array when yielded with multiple arguments" do
- multi = EnumerableSpecs::YieldsMulti.new
- pattern = EnumerableSpecs::Pattern.new { false }
- multi.none?(pattern).should == true
- pattern.yielded.should == [[[1, 2]], [[3, 4, 5]], [[6, 7, 8, 9]]]
- end
+ describe 'when given a pattern argument' do
+ it "calls `===` on the pattern the return value" do
+ pattern = EnumerableSpecs::Pattern.new { |x| x == 3 }
+ @enum1.none?(pattern).should == true
+ pattern.yielded.should == [[0], [1], [2], [-1]]
+ end
+
+ it "always returns true on empty enumeration" do
+ @empty.none?(Integer).should == true
+ [].none?(Integer).should == true
+ {}.none?(NilClass).should == true
+ end
+
+ it "does not hide exceptions out of #each" do
+ -> {
+ EnumerableSpecs::ThrowingEach.new.none?(Integer)
+ }.should.raise(RuntimeError)
+ end
+
+ it "returns true if the pattern never returns a truthy value" do
+ @enum2.none?(Integer).should == true
+ pattern = EnumerableSpecs::Pattern.new { |x| nil }
+ @enum.none?(pattern).should == true
+
+ [1, 42, 3].none?(pattern).should == true
+ {a: 1, b: 2}.none?(pattern).should == true
+ end
+
+ it "returns false if the pattern ever returns other than false or nil" do
+ pattern = EnumerableSpecs::Pattern.new { |x| x < 0 }
+ @enum1.none?(pattern).should == false
+ pattern.yielded.should == [[0], [1], [2], [-1]]
+
+ [1, 2, 3, -1].none?(pattern).should == false
+ {a: 1}.none?(Array).should == false
+ end
+
+ it "does not hide exceptions out of pattern#===" do
+ pattern = EnumerableSpecs::Pattern.new { raise "from pattern" }
+ -> {
+ @enum.none?(pattern)
+ }.should.raise(RuntimeError)
+ end
+
+ it "calls the pattern with gathered array when yielded with multiple arguments" do
+ multi = EnumerableSpecs::YieldsMulti.new
+ pattern = EnumerableSpecs::Pattern.new { false }
+ multi.none?(pattern).should == true
+ pattern.yielded.should == [[[1, 2]], [[3, 4, 5]], [[6, 7, 8, 9]]]
+ end
+
+ it "ignores the block if there is an argument" do
+ -> {
+ EnumerableSpecs::Numerous.new(1, 2, 3, 4, 5).none?(String) { true }.should == true
+ }.should complain(/given block not used/)
end
end
end