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-rw-r--r--spec/rubyspec/core/numeric/step_spec.rb163
1 files changed, 0 insertions, 163 deletions
diff --git a/spec/rubyspec/core/numeric/step_spec.rb b/spec/rubyspec/core/numeric/step_spec.rb
deleted file mode 100644
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--- a/spec/rubyspec/core/numeric/step_spec.rb
+++ /dev/null
@@ -1,163 +0,0 @@
-require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../fixtures/classes', __FILE__)
-require File.expand_path('../shared/step', __FILE__)
-
-describe "Numeric#step" do
-
- describe 'with positional args' do
- it "raises an ArgumentError when step is 0" do
- lambda { 1.step(5, 0) {} }.should raise_error(ArgumentError)
- end
-
- it "raises an ArgumentError when step is 0.0" do
- lambda { 1.step(2, 0.0) {} }.should raise_error(ArgumentError)
- end
-
- before :all do
- # This lambda definition limits to return the arguments it receives.
- # It's needed to test numeric_step behaviour with positional arguments.
- @step_args = ->(*args) { args }
- end
-
- it_behaves_like :numeric_step, :step
-
- describe "when no block is given" do
- it "returns an Enumerator when step is 0" do
- 1.step(5, 0).should be_an_instance_of(Enumerator)
- end
-
- it "returns an Enumerator when step is 0.0" do
- 1.step(2, 0.0).should be_an_instance_of(Enumerator)
- end
-
- describe "returned Enumerator" do
- describe "size" do
- it "raises an ArgumentError when step is 0" do
- enum = 1.step(5, 0)
- lambda { enum.size }.should raise_error(ArgumentError)
- end
-
- it "raises an ArgumentError when step is 0.0" do
- enum = 1.step(2, 0.0)
- lambda { enum.size }.should raise_error(ArgumentError)
- end
- end
- end
- end
-
- end
-
- describe 'with keyword arguments' do
- it "doesn't raise an error when step is 0" do
- lambda { 1.step(to: 5, by: 0) { break } }.should_not raise_error
- end
-
- it "doesn't raise an error when step is 0.0" do
- lambda { 1.step(to: 2, by: 0.0) { break } }.should_not raise_error
- end
-
- it "should loop over self when step is 0 or 0.0" do
- 1.step(to: 2, by: 0.0).take(5).should eql [1.0, 1.0, 1.0, 1.0, 1.0]
- 1.step(to: 2, by: 0).take(5).should eql [1, 1, 1, 1, 1]
- 1.1.step(to: 2, by: 0).take(5).should eql [1.1, 1.1, 1.1, 1.1, 1.1]
- end
-
- describe "when no block is given" do
- describe "returned Enumerator" do
- describe "size" do
- it "should return infinity_value when limit is nil" do
- 1.step(by: 42).size.should == infinity_value
- end
-
- it "should return infinity_value when step is 0" do
- 1.step(to: 5, by: 0).size.should == infinity_value
- end
-
- it "should return infinity_value when step is 0.0" do
- 1.step(to: 2, by: 0.0).size.should == infinity_value
- end
-
- it "should return infinity_value when ascending towards a limit of Float::INFINITY" do
- 1.step(to: Float::INFINITY, by: 42).size.should == infinity_value
- end
-
- it "should return infinity_value when decending towards a limit of -Float::INFINITY" do
- 1.step(to: -Float::INFINITY, by: -42).size.should == infinity_value
- end
-
- it "should return 1 when the both limit and step are Float::INFINITY" do
- 1.step(to: Float::INFINITY, by: Float::INFINITY).size.should == 1
- end
-
- it "should return 1 when the both limit and step are -Float::INFINITY" do
- 1.step(to: -Float::INFINITY, by: -Float::INFINITY).size.should == 1
- end
- end
- end
- end
-
- before :all do
- # This lambda transforms a positional step method args into
- # keyword arguments.
- # It's needed to test numeric_step behaviour with keyword arguments.
- @step_args = ->(*args) do
- kw_args = {to: args[0]}
- kw_args[:by] = args[1] if args.size == 2
- [kw_args]
- end
- end
- it_behaves_like :numeric_step, :step
- end
-
- describe 'with mixed arguments' do
- it "doesn't raise an error when step is 0" do
- lambda { 1.step(5, by: 0) { break } }.should_not raise_error
- end
-
- it "doesn't raise an error when step is 0.0" do
- lambda { 1.step(2, by: 0.0) { break } }.should_not raise_error
- end
-
- it "raises a ArgumentError when limit and to are defined" do
- lambda { 1.step(5, 1, to: 5) { break } }.should raise_error(ArgumentError)
- end
-
- it "raises a ArgumentError when step and by are defined" do
- lambda { 1.step(5, 1, by: 5) { break } }.should raise_error(ArgumentError)
- end
-
- it "should loop over self when step is 0 or 0.0" do
- 1.step(2, by: 0.0).take(5).should eql [1.0, 1.0, 1.0, 1.0, 1.0]
- 1.step(2, by: 0).take(5).should eql [1, 1, 1, 1, 1]
- 1.1.step(2, by: 0).take(5).should eql [1.1, 1.1, 1.1, 1.1, 1.1]
- end
-
- describe "when no block is given" do
- describe "returned Enumerator" do
- describe "size" do
- it "should return infinity_value when step is 0" do
- 1.step(5, by: 0).size.should == infinity_value
- end
-
- it "should return infinity_value when step is 0.0" do
- 1.step(2, by: 0.0).size.should == infinity_value
- end
- end
- end
- end
- before :all do
- # This lambda definition transforms a positional step method args into
- # a mix of positional and keyword arguments.
- # It's needed to test numeric_step behaviour with positional mixed with
- # keyword arguments.
- @step_args = ->(*args) do
- if args.size == 2
- [args[0], {by: args[1]}]
- else
- args
- end
- end
- end
- it_behaves_like :numeric_step, :step
- end
-end