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Versions: 8
Compression:
Stored size: 1.37 KB
Contents
require 'spec_helper'
describe RSpec::Expectations, "#fail_with with diff" do
let(:differ) { double("differ") }
before(:each) do
RSpec::Expectations.stub(:differ) { differ }
end
it "does not call differ if no expected/actual" do
lambda {
RSpec::Expectations.fail_with "the message"
}.should fail_with("the message")
end
it "calls differ if expected/actual are presented separately" do
differ.should_receive(:diff_as_string).and_return("diff")
lambda {
RSpec::Expectations.fail_with "the message", "expected\nthis", "actual"
}.should fail_with("the message\nDiff:diff")
end
it "does not call differ if expected/actual are single line strings" do
differ.should_not_receive(:diff_as_string)
RSpec::Expectations.fail_with("the message", "expected", "actual") rescue nil
end
it "calls differ if expected/actual are not strings" do
differ.should_receive(:diff_as_object).and_return("diff")
lambda {
RSpec::Expectations.fail_with "the message", Object.new, Object.new
}.should fail_with("the message\nDiff:diff")
end
it "does not call differ if expected or actual are procs" do
differ.should_not_receive(:diff_as_string)
differ.should_not_receive(:diff_as_object)
lambda {
RSpec::Expectations.fail_with "the message", lambda {}, lambda {}
}.should fail_with("the message")
end
end
Version data entries
8 entries across 8 versions & 1 rubygems