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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
126 lines
3 KiB
Ruby
126 lines
3 KiB
Ruby
require File.expand_path('../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/ensure', __FILE__)
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describe "An ensure block inside a begin block" do
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before :each do
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ScratchPad.record []
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end
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it "is executed when an exception is raised in it's corresponding begin block" do
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begin
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lambda {
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begin
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ScratchPad << :begin
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raise "An exception occured!"
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ensure
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ScratchPad << :ensure
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end
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}.should raise_error(RuntimeError)
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ScratchPad.recorded.should == [:begin, :ensure]
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end
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end
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it "is executed when an exception is raised and rescued in it's corresponding begin block" do
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begin
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begin
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ScratchPad << :begin
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raise "An exception occured!"
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rescue
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ScratchPad << :rescue
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ensure
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ScratchPad << :ensure
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end
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ScratchPad.recorded.should == [:begin, :rescue, :ensure]
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end
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end
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it "is executed even when a symbol is thrown in it's corresponding begin block" do
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begin
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catch(:symbol) do
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begin
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ScratchPad << :begin
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throw(:symbol)
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rescue
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ScratchPad << :rescue
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ensure
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ScratchPad << :ensure
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end
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end
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ScratchPad.recorded.should == [:begin, :ensure]
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end
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end
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it "is executed when nothing is raised or thrown in it's corresponding begin block" do
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begin
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ScratchPad << :begin
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rescue
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ScratchPad << :rescue
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ensure
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ScratchPad << :ensure
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end
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ScratchPad.recorded.should == [:begin, :ensure]
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end
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it "has no return value" do
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begin
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:begin
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ensure
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:ensure
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end.should == :begin
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end
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end
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describe "The value of an ensure expression," do
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it "in no-exception scenarios, is the value of the last statement of the protected body" do
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begin
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v = 1
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eval('x=1') # to prevent opts from triggering
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v
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ensure
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v = 2
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end.should == 1
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end
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it "when an exception is rescued, is the value of the rescuing block" do
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begin
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raise 'foo'
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rescue
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v = 3
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ensure
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v = 2
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end.should == 3
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end
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end
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describe "An ensure block inside a method" do
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before :each do
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@obj = EnsureSpec::Container.new
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end
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it "is executed when an exception is raised in the method" do
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lambda { @obj.raise_in_method_with_ensure }.should raise_error(RuntimeError)
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@obj.executed.should == [:method, :ensure]
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end
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it "is executed when an exception is raised and rescued in the method" do
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@obj.raise_and_rescue_in_method_with_ensure
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@obj.executed.should == [:method, :rescue, :ensure]
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end
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it "is executed even when a symbol is thrown in the method" do
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catch(:symbol) { @obj.throw_in_method_with_ensure }
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@obj.executed.should == [:method, :ensure]
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end
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it "has no impact on the method's implicit return value" do
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@obj.implicit_return_in_method_with_ensure.should == :method
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end
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it "has an impact on the method's explicit return value" do
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@obj.explicit_return_in_method_with_ensure.should == :ensure
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end
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end
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