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require_relative '../../spec_helper'
require_relative 'fixtures/common'
describe "Exception#backtrace_locations" do
before :each do
@backtrace = ExceptionSpecs::Backtrace.backtrace_locations
end
it "returns nil if no backtrace was set" do
Exception.new.backtrace_locations.should be_nil
end
it "returns an Array" do
@backtrace.should be_an_instance_of(Array)
end
it "sets each element to a Thread::Backtrace::Location" do
@backtrace.each {|l| l.should be_an_instance_of(Thread::Backtrace::Location)}
end
it "produces a backtrace for an exception captured using $!" do
exception = begin
raise
rescue RuntimeError
$!
end
exception.backtrace_locations.first.path.should =~ /backtrace_locations_spec/
end
it "returns an Array that can be updated" do
begin
raise
rescue RuntimeError => e
e.backtrace_locations.unshift "backtrace first"
e.backtrace_locations[0].should == "backtrace first"
end
end
end
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