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require 'spec_helper'
module RSpec
module Matchers
describe "eq" do
it_behaves_like "an RSpec matcher", :valid_value => 1, :invalid_value => 2 do
let(:matcher) { eq(1) }
end
it "is diffable" do
expect(eq(1)).to be_diffable
end
it "matches when actual == expected" do
expect(1).to eq(1)
end
it "does not match when actual != expected" do
expect(1).not_to eq(2)
end
it "compares by sending == to actual (not expected)" do
called = false
actual = Class.new do
define_method :== do |other|
called = true
end
end.new
expect(actual).to eq :anything # to trigger the matches? method
expect(called).to be_true
end
it "describes itself" do
matcher = eq(1)
matcher.matches?(1)
expect(matcher.description).to eq "eq 1"
end
it "provides message, expected and actual on #failure_message" do
matcher = eq("1")
matcher.matches?(1)
expect(matcher.failure_message_for_should).to eq "\nexpected: \"1\"\n got: 1\n\n(compared using ==)\n"
end
it "provides message, expected and actual on #negative_failure_message" do
matcher = eq(1)
matcher.matches?(1)
expect(matcher.failure_message_for_should_not).to eq "\nexpected: value != 1\n got: 1\n\n(compared using ==)\n"
end
it 'fails properly when the actual is an array of multiline strings' do
expect {
expect(["a\nb", "c\nd"]).to eq([])
}.to fail_matching("expected: []")
end
end
end
end
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