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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
97 lines
2.7 KiB
Ruby
97 lines
2.7 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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describe "Kernel" do
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it "has private instance method Array()" do
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Kernel.should have_private_instance_method(:Array)
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end
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end
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describe :kernel_Array, shared: true do
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before :each do
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@array = [1, 2, 3]
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end
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it "does not call #to_ary on an Array" do
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@array.should_not_receive(:to_ary)
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@object.send(@method, @array).should == @array
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end
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it "calls #to_ary to convert the argument to an Array" do
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obj = mock("Array([1,2,3])")
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obj.should_receive(:to_ary).and_return(@array)
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obj.should_not_receive(:to_a)
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@object.send(@method, obj).should == @array
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end
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it "does not call #to_a on an Array" do
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@array.should_not_receive(:to_a)
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@object.send(@method, @array).should == @array
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end
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it "calls #to_a if the argument does not respond to #to_ary" do
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obj = mock("Array([1,2,3])")
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obj.should_receive(:to_a).and_return(@array)
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@object.send(@method, obj).should == @array
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end
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it "calls #to_a if #to_ary returns nil" do
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obj = mock("Array([1,2,3])")
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obj.should_receive(:to_ary).and_return(nil)
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obj.should_receive(:to_a).and_return(@array)
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@object.send(@method, obj).should == @array
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end
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it "returns an Array containing the argument if #to_a returns nil" do
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obj = mock("Array([1,2,3])")
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obj.should_receive(:to_a).and_return(nil)
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@object.send(@method, obj).should == [obj]
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end
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it "calls #to_ary first, even if it's private" do
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obj = KernelSpecs::PrivateToAry.new
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@object.send(@method, obj).should == [1, 2]
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end
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it "calls #to_a if #to_ary is not defined, even if it's private" do
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obj = KernelSpecs::PrivateToA.new
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@object.send(@method, obj).should == [3, 4]
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end
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it "returns an Array containing the argument if it responds to neither #to_ary nor #to_a" do
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obj = mock("Array(x)")
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@object.send(@method, obj).should == [obj]
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end
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it "returns an empty Array when passed nil" do
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@object.send(@method, nil).should == []
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end
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it "raises a TypeError if #to_ary does not return an Array" do
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obj = mock("Array() string")
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obj.should_receive(:to_ary).and_return("string")
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lambda { @object.send(@method, obj) }.should raise_error(TypeError)
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end
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it "raises a TypeError if #to_a does not return an Array" do
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obj = mock("Array() string")
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obj.should_receive(:to_a).and_return("string")
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lambda { @object.send(@method, obj) }.should raise_error(TypeError)
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end
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end
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describe "Kernel.Array" do
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it_behaves_like :kernel_Array, :Array_method, KernelSpecs
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end
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describe "Kernel#Array" do
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it_behaves_like :kernel_Array, :Array_function, KernelSpecs
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end
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