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Adopt ValueMatcher to new Expectation type

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Michael Miller 2018-11-13 14:11:51 -07:00
parent 06ced9f799
commit 718f24aef3
1 changed files with 9 additions and 2 deletions
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11
src/spectator/matchers/value_matcher.cr
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@ -3,7 +3,7 @@ require "./matcher"
module Spectator::Matchers
# Category of matcher that uses a value.
# Matchers of this type expect that a SUT applies to the value in some way.
# Sub-types must implement `#match`, `#message`, and `#negated_message`.
# Sub-types must implement `#match?`, `#message`, and `#negated_message`.
# Those methods accept a `ValueExpectationPartial` to work with.
abstract struct ValueMatcher(ExpectedType) < Matcher
# Expected value.
@ -25,7 +25,14 @@ module Spectator::Matchers
end
# Determines whether the matcher is satisfied with the value given to it.
# True is returned if the match was successful, false otherwise.
# An `Expectation` is returned containing all match information.
def eval(partial : ValueExpectationPartial(ActualType), negated = false) : Expectation forall ActualType
matched = match?(partial)
ValueExpectation.new(matched, negated, partial, self)
end
# Determines whether the matcher is satisfied with the value given to it.
# True is returned if the matcher is satisfied, false otherwise.
abstract def match?(partial : ValueExpectationPartial(ActualType)) : Bool forall ActualType
# Describes the condition that satisfies the matcher.