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require 'spec_helper'
require 'mspec/expectations/expectations'
require 'mspec/matchers'
class HCMSpecs
X = :x
end
describe HaveConstantMatcher do
it "matches when mod has the constant" do
matcher = HaveConstantMatcher.new :X
matcher.matches?(HCMSpecs).should be_true
end
it "does not match when mod does not have the constant" do
matcher = HaveConstantMatcher.new :A
matcher.matches?(HCMSpecs).should be_false
end
it "provides a failure message for #should" do
matcher = HaveConstantMatcher.new :A
matcher.matches?(HCMSpecs)
matcher.failure_message.should == [
"Expected HCMSpecs to have constant 'A'",
"but it does not"
]
end
it "provides a failure messoge for #should_not" do
matcher = HaveConstantMatcher.new :X
matcher.matches?(HCMSpecs)
matcher.negative_failure_message.should == [
"Expected HCMSpecs NOT to have constant 'X'",
"but it does"
]
end
end
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