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shard-spectator
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Rip out more existing mocks

This commit is contained in:
Michael Miller 2022-02-28 22:15:29 -07:00
parent 0ea7890ece
commit 8ac6546bdd
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6 changed files with 0 additions and 317 deletions
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45
src/spectator/expectation.cr
View File

@ -106,17 +106,6 @@ module Spectator
report(match_data, message)
end
def to(stub : Mocks::MethodStub) : Nil
Harness.current.mocks.expect(@expression.value, stub)
value = Value.new(stub.name, stub.to_s)
matcher = Matchers::ReceiveMatcher.new(value, stub.arguments?)
to_eventually(matcher)
end
def to(stubs : Enumerable(Mocks::MethodStub)) : Nil
stubs.each { |stub| to(stub) }
end
# Asserts that some criteria defined by the matcher is not satisfied.
# This is effectively the opposite of `#to`.
# Allows a custom message to be used.
@ -131,24 +120,6 @@ module Spectator
to_not(matcher, message)
end
def to_not(stub : Mocks::MethodStub) : Nil
value = Value.new(stub.name, stub.to_s)
matcher = Matchers::ReceiveMatcher.new(value, stub.arguments?)
to_never(matcher)
end
def not_to(stub : Mocks::MethodStub) : Nil
to_not(stub)
end
def to_not(stubs : Enumerable(Mocks::MethodStub)) : Nil
stubs.each { |stub| to_not(stub) }
end
def not_to(stubs : Enumerable(Mocks::MethodStub)) : Nil
to_not(stubs)
end
# Asserts that some criteria defined by the matcher is eventually satisfied.
# The expectation is checked after the example finishes and all hooks have run.
# Allows a custom message to be used.
@ -156,14 +127,6 @@ module Spectator
Harness.current.defer { to(matcher, message) }
end
def to_eventually(stub : Mocks::MethodStub) : Nil
to(stub)
end
def to_eventually(stubs : Enumerable(Mocks::MethodStub)) : Nil
to(stub)
end
# Asserts that some criteria defined by the matcher is never satisfied.
# The expectation is checked after the example finishes and all hooks have run.
# Allows a custom message to be used.
@ -177,14 +140,6 @@ module Spectator
to_never(matcher, message)
end
def to_never(stub : Mocks::MethodStub) : Nil
to_not(stub)
end
def to_never(stub : Enumerable(Mocks::MethodStub)) : Nil
to_not(stub)
end
# Reports an expectation to the current harness.
private def report(match_data : Matchers::MatchData, message : String? | Proc(String) = nil)
expectation = Expectation.new(match_data, @location, message)

4
src/spectator/harness.cr
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@ -3,7 +3,6 @@ require "./example_failed"
require "./example_pending"
require "./expectation"
require "./expectation_failed"
require "./mocks"
require "./multiple_expectations_failed"
require "./pass_result"
require "./result"
@ -39,8 +38,6 @@ module Spectator
# Retrieves the harness for the current running example.
class_getter! current : self
getter mocks = Mocks::Registry.new
# Wraps an example with a harness and runs test code.
# A block provided to this method is considered to be the test code.
# The value of `.current` is set to the harness for the duration of the test.
@ -134,7 +131,6 @@ module Spectator
elapsed = Time.measure do
error = catch { yield }
end
error = nil if error.is_a?(SystemExit) && mocks.exit_handled?
{elapsed, error}
end

126
src/spectator/matchers/receive_matcher.cr
View File

@ -1,126 +0,0 @@
require "../mocks"
require "./standard_matcher"
module Spectator::Matchers
struct ReceiveMatcher < StandardMatcher
alias Range = ::Range(Int32, Int32) | ::Range(Nil, Int32) | ::Range(Int32, Nil)
def initialize(@expected : Expression(Symbol), @args : Mocks::Arguments? = nil, @range : Range? = nil)
end
def description : String
range = @range
"received message #{@expected.label} #{range ? "#{humanize_range(range)} time(s)" : "At least once"} with #{@args || "any arguments"}"
end
def match?(actual : Expression(T)) : Bool forall T
calls = Harness.current.mocks.calls_for(actual.value, @expected.value)
calls.select! { |call| @args === call.args } if @args
if (range = @range)
range.includes?(calls.size)
else
!calls.empty?
end
end
def failure_message(actual : Expression(T)) : String forall T
range = @range
"#{actual.label} did not receive #{@expected.label} #{range ? "#{humanize_range(range)} time(s)" : "at least once"} with #{@args || "any arguments"}"
end
def failure_message_when_negated(actual) : String
range = @range
"#{actual.label} received #{@expected.label} #{range ? "#{humanize_range(range)} time(s)" : "at least once"} with #{@args || "any arguments"}"
end
def values(actual : Expression(T)) forall T
calls = Harness.current.mocks.calls_for(actual.value, @expected.value)
calls.select! { |call| @args === call.args } if @args
range = @range
{
expected: "#{range ? "#{humanize_range(range)} time(s)" : "At least once"} with #{@args || "any arguments"}",
received: "#{calls.size} time(s)",
}
end
def negated_values(actual : Expression(T)) forall T
calls = Harness.current.mocks.calls_for(actual.value, @expected.value)
calls.select! { |call| @args === call.args } if @args
range = @range
{
expected: "#{range ? "Not #{humanize_range(range)} time(s)" : "Never"} with #{@args || "any arguments"}",
received: "#{calls.size} time(s)",
}
end
def with(*args, **opts)
args = Mocks::GenericArguments.new(args, opts)
ReceiveMatcher.new(@expected, args, @range)
end
def once
ReceiveMatcher.new(@expected, @args, (1..1))
end
def twice
ReceiveMatcher.new(@expected, @args, (2..2))
end
def exactly(count)
Count.new(@expected, @args, (count..count))
end
def at_least(count)
Count.new(@expected, @args, (count..))
end
def at_most(count)
Count.new(@expected, @args, (..count))
end
def at_least_once
at_least(1).times
end
def at_least_twice
at_least(2).times
end
def at_most_once
at_most(1).times
end
def at_most_twice
at_most(2).times
end
def humanize_range(range : Range)
if (min = range.begin)
if (max = range.end)
if min == max
min
else
"#{min} to #{max}"
end
else
"At least #{min}"
end
else
if (max = range.end)
"At most #{max}"
else
raise "Unexpected endless range"
end
end
end
private struct Count
def initialize(@expected : Expression(Symbol), @args : Mocks::Arguments?, @range : Range)
end
def times
ReceiveMatcher.new(@expected, @args, @range)
end
end
end
end

126
src/spectator/matchers/receive_type_matcher.cr
View File

@ -1,126 +0,0 @@
require "../mocks"
require "./standard_matcher"
module Spectator::Matchers
struct ReceiveTypeMatcher < StandardMatcher
alias Range = ::Range(Int32, Int32) | ::Range(Nil, Int32) | ::Range(Int32, Nil)
def initialize(@expected : Expression(Symbol), @args : Mocks::Arguments? = nil, @range : Range? = nil)
end
def description : String
range = @range
"received message #{@expected.label} #{range ? "#{humanize_range(range)} time(s)" : "At least once"} with #{@args || "any arguments"}"
end
def match?(actual : Expression(T)) : Bool forall T
calls = Harness.current.mocks.calls_for_type(actual.value, @expected.value)
calls.select! { |call| @args === call.args } if @args
if (range = @range)
range.includes?(calls.size)
else
!calls.empty?
end
end
def failure_message(actual : Expression(T)) : String forall T
range = @range
"#{actual.label} did not receive #{@expected.label} #{range ? "#{humanize_range(range)} time(s)" : "at least once"} with #{@args || "any arguments"}"
end
def failure_message_when_negated(actual : Expression(T)) : String forall T
range = @range
"#{actual.label} received #{@expected.label} #{range ? "#{humanize_range(range)} time(s)" : "at least once"} with #{@args || "any arguments"}"
end
def values(actual : Expression(T)) forall T
calls = Harness.current.mocks.calls_for_type(T, @expected.value)
calls.select! { |call| @args === call.args } if @args
range = @range
{
expected: "#{range ? "#{humanize_range(range)} time(s)" : "At least once"} with #{@args || "any arguments"}",
received: "#{calls.size} time(s)",
}
end
def negated_values(actual : Expression(T)) forall T
calls = Harness.current.mocks.calls_for_type(T, @expected.value)
calls.select! { |call| @args === call.args } if @args
range = @range
{
expected: "#{range ? "Not #{humanize_range(range)} time(s)" : "Never"} with #{@args || "any arguments"}",
received: "#{calls.size} time(s)",
}
end
def with(*args, **opts)
args = Mocks::GenericArguments.new(args, opts)
ReceiveTypeMatcher.new(@expected, args, @range)
end
def once
ReceiveTypeMatcher.new(@expected, @args, (1..1))
end
def twice
ReceiveTypeMatcher.new(@expected, @args, (2..2))
end
def exactly(count)
Count.new(@expected, @args, (count..count))
end
def at_least(count)
Count.new(@expected, @args, (count..))
end
def at_most(count)
Count.new(@expected, @args, (..count))
end
def at_least_once
at_least(1).times
end
def at_least_twice
at_least(2).times
end
def at_most_once
at_most(1).times
end
def at_most_twice
at_most(2).times
end
def humanize_range(range : Range)
if (min = range.begin)
if (max = range.end)
if min == max
min
else
"#{min} to #{max}"
end
else
"At least #{min}"
end
else
if (max = range.end)
"At most #{max}"
else
raise "Unexpected endless range"
end
end
end
private struct Count
def initialize(@expected : Expression(Symbol), @args : Mocks::Arguments?, @range : Range)
end
def times
ReceiveTypeMatcher.new(@expected, @args, @range)
end
end
end
end

11
src/spectator/mocks.cr
View File

@ -1,18 +1,7 @@
require "./mocks/*"
require "./system_exit"
module Spectator
# Functionality for mocking existing types.
module Mocks
end
end
# Add default stub to `exit` method.
# This captures *most* (technically not all) attempts to exit the process.
# This stub only takes effect in example code.
# It intercepts `exit` calls and raises `Spectator::SystemExit` to prevent killing the test.
# class ::Process
# include ::Spectator::Mocks::Stubs
# stub self.exit(code) { raise ::Spectator::SystemExit.new }
# end

5
src/spectator/system_exit.cr
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@ -1,5 +0,0 @@
module Spectator
# Exception raised when `exit` is called and intercepted from a stub.
class SystemExit < Exception
end
end