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require_relative '../../spec_helper'
ruby_version_is '2.7' do
describe "Warning.[]=" do
it "emits and suppresses warnings for :deprecated" do
ruby_exe('Warning[:deprecated] = true; $; = ""', args: "2>&1").should =~ /is deprecated/
ruby_exe('Warning[:deprecated] = false; $; = ""', args: "2>&1").should == ""
end
describe ":experimental" do
before do
ruby_version_is ""..."3.0" do
@src = 'case [0, 1]; in [a, b]; end'
end
ruby_version_is "3.0" do
@src = 'warn "This is experimental warning.", category: :experimental'
end
end
it "emits and suppresses warnings for :experimental" do
ruby_exe("Warning[:experimental] = true; eval('#{@src}')", args: "2>&1").should =~ /is experimental/
ruby_exe("Warning[:experimental] = false; eval('#{@src}')", args: "2>&1").should == ""
end
end
it "raises for unknown category" do
-> { Warning[:noop] = false }.should raise_error(ArgumentError, /unknown category: noop/)
end
it "raises for non-Symbol category" do
-> { Warning[42] = false }.should raise_error(TypeError)
-> { Warning[false] = false }.should raise_error(TypeError)
-> { Warning["noop"] = false }.should raise_error(TypeError)
end
end
end
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