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Versions: 52
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Contents
require File.expand_path('../../../spec_helper', __FILE__)
describe "SystemCallError.new" do
it "requires at least one argumentt" do
lambda { SystemCallError.new }.should raise_error(ArgumentError)
end
it "takes an optional errno argument" do
SystemCallError.should be_ancestor_of(SystemCallError.new("message",1).class)
end
it "accepts single Fixnum argument as errno" do
SystemCallError.new(-2**24).errno.should == -2**24
SystemCallError.new(42).errno.should == 42
SystemCallError.new(2**24).errno.should == 2**24
end
it "constructs the appropriate Errno class" do
# EINVAL should be more or less mortable across the platforms,
# so let's use it then.
SystemCallError.new(22).should be_kind_of(SystemCallError)
SystemCallError.new(22).should be_an_instance_of(Errno::EINVAL)
SystemCallError.new(2**28).should be_an_instance_of(SystemCallError)
end
end
describe "SystemCallError#errno" do
it "returns nil when no errno given" do
SystemCallError.new("message").errno.should == nil
end
it "returns the errno given as optional argument to new" do
SystemCallError.new("message", -2**30).errno.should == -2**30
SystemCallError.new("message", -1).errno.should == -1
SystemCallError.new("message", 0).errno.should == 0
SystemCallError.new("message", 1).errno.should == 1
SystemCallError.new("message", 42).errno.should == 42
SystemCallError.new("message", 2**30).errno.should == 2**30
end
end
describe "SystemCallError#message" do
it "returns the default message when no message is given" do
SystemCallError.new(2**28).message.should =~ /Unknown error/i
end
it "returns the message given as an argument to new" do
SystemCallError.new("message", 1).message.should =~ /message/
SystemCallError.new("XXX").message.should =~ /XXX/
end
end
Version data entries
52 entries across 52 versions & 2 rubygems