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Remove BlockExpectation

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This commit is contained in:
Michael Miller 2019-01-31 13:32:34 -07:00
parent ff4e148509
commit 3731b6d785
3 changed files with 1 additions and 191 deletions
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159
spec/expectations/block_expectation_spec.cr
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@ -1,159 +0,0 @@
require "../spec_helper"
describe Spectator::Expectations::BlockExpectation do
describe "#satisifed?" do
context "with a successful match" do
it "is true" do
value = 42
block = ->{ value }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value.to_s, value)
expectation = Spectator::Expectations::BlockExpectation.new(true, false, partial, matcher)
matcher.match?(partial).should be_true # Sanity check.
expectation.satisfied?.should be_true
end
context "when negated" do
it "is false" do
value = 42
block = ->{ value }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value.to_s, value)
expectation = Spectator::Expectations::BlockExpectation.new(true, true, partial, matcher)
matcher.match?(partial).should be_true # Sanity check.
expectation.satisfied?.should be_false
end
end
end
context "with an unsuccessful match" do
it "is false" do
value1 = 42
value2 = 777
block = ->{ value1 }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value2.to_s, value2)
expectation = Spectator::Expectations::BlockExpectation.new(false, false, partial, matcher)
matcher.match?(partial).should be_false # Sanity check.
expectation.satisfied?.should be_false
end
context "when negated" do
it "is true" do
value1 = 42
value2 = 777
block = ->{ value1 }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value2.to_s, value2)
expectation = Spectator::Expectations::BlockExpectation.new(false, true, partial, matcher)
matcher.match?(partial).should be_false # Sanity check.
expectation.satisfied?.should be_true
end
end
end
end
describe "#actual_message" do
context "with a successful match" do
it "equals the matcher's #message" do
value = 42
block = ->{ value }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value.to_s, value)
expectation = Spectator::Expectations::BlockExpectation.new(true, false, partial, matcher)
matcher.match?(partial).should be_true # Sanity check.
expectation.actual_message.should eq(matcher.message(partial))
end
context "when negated" do
it "equals the matcher's #negated_message" do
value = 42
block = ->{ value }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value.to_s, value)
expectation = Spectator::Expectations::BlockExpectation.new(true, true, partial, matcher)
matcher.match?(partial).should be_true # Sanity check.
expectation.actual_message.should eq(matcher.negated_message(partial))
end
end
end
context "with an unsuccessful match" do
it "equals the matcher's #negated_message" do
value1 = 42
value2 = 777
block = ->{ value1 }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value2.to_s, value2)
expectation = Spectator::Expectations::BlockExpectation.new(false, false, partial, matcher)
matcher.match?(partial).should be_false # Sanity check.
expectation.actual_message.should eq(matcher.negated_message(partial))
end
context "when negated" do
it "equals the matcher's #message" do
value1 = 42
value2 = 777
block = ->{ value1 }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value2.to_s, value2)
expectation = Spectator::Expectations::BlockExpectation.new(false, true, partial, matcher)
matcher.match?(partial).should be_false # Sanity check.
expectation.actual_message.should eq(matcher.message(partial))
end
end
end
end
describe "#expected_message" do
context "with a successful match" do
it "equals the matcher's #message" do
value = 42
block = ->{ value }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value.to_s, value)
expectation = Spectator::Expectations::BlockExpectation.new(true, false, partial, matcher)
matcher.match?(partial).should be_true # Sanity check.
expectation.expected_message.should eq(matcher.message(partial))
end
context "when negated" do
it "equals the matcher's #negated_message" do
value = 42
block = ->{ value }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value.to_s, value)
expectation = Spectator::Expectations::BlockExpectation.new(true, true, partial, matcher)
matcher.match?(partial).should be_true # Sanity check.
expectation.expected_message.should eq(matcher.negated_message(partial))
end
end
end
context "with an unsuccessful match" do
it "equals the matcher's #message" do
value1 = 42
value2 = 777
block = ->{ value1 }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value2.to_s, value2)
expectation = Spectator::Expectations::BlockExpectation.new(false, false, partial, matcher)
matcher.match?(partial).should be_false # Sanity check.
expectation.expected_message.should eq(matcher.message(partial))
end
context "when negated" do
it "equals the matcher's #negated_message" do
value1 = 42
value2 = 777
block = ->{ value1 }
partial = Spectator::Expectations::BlockExpectationPartial.new(block.to_s, block)
matcher = Spectator::Matchers::EqualityMatcher.new(value2.to_s, value2)
expectation = Spectator::Expectations::BlockExpectation.new(false, true, partial, matcher)
matcher.match?(partial).should be_false # Sanity check.
expectation.expected_message.should eq(matcher.negated_message(partial))
end
end
end
end
end

31
src/spectator/expectations/block_expectation.cr
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@ -1,31 +0,0 @@
require "./expectation"
module Spectator::Expectations
# Expectation that operates on a block.
# A block produces some value one or more times.
# A matcher checks whether the values produced by the block satisfy some conditions.
# The behavior of the block can be tested by verifying the values produced by it.
class BlockExpectation(ReturnType) < Expectation
# Creates the expectation.
# The `matched` flag should be true if the matcher is satisfied with the partial.
# The `negated` flag should be true if the expectation is inverted.
# See `Expectation#initialize` for details on these two arguments.
# The `partial` and the `matcher` arguments should reference
# the actual and expected value with matcher respectively.
def initialize(matched, negated,
@partial : BlockExpectationPartial(ReturnType),
@matcher : Matchers::Matcher)
super(matched, negated)
end
# Describes the condition that must be met for the expectation to be satisifed.
private def message : String
@matcher.message(@partial)
end
# Describes the condition under which the expectation won't be satisifed.
private def negated_message : String
@matcher.negated_message(@partial)
end
end
end

2
src/spectator/expectations/block_expectation_partial.cr
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@ -25,7 +25,7 @@ module Spectator::Expectations
# Evaluates the expectation and returns it.
private def eval(matcher, negated = false) : Expectation
matched = matcher.match?(self)
BlockExpectation.new(matched, negated, self, matcher)
Expectation.new(matched, negated, self, matcher)
end
end
end