Class: Test::Unit::Assertions::AssertionMessage
- Inherits:
-
Object
- Object
- Test::Unit::Assertions::AssertionMessage
show all
- Includes:
- Util::BacktraceFilter
- Defined in:
- lib/test/unit/assertions.rb
Defined Under Namespace
Classes: ArrayInspector, DelayedLiteral, HashInspector, Inspector, Literal, MaybeContainer, NumericInspector, Template
Constant Summary
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- MAX_DIFF_TARGET_STRING_SIZE =
1000
- @@max_diff_target_string_size =
nil
Util::BacktraceFilter::POWERASSERT_PREFIX, Util::BacktraceFilter::TESTUNIT_FILE_SEPARATORS, Util::BacktraceFilter::TESTUNIT_PREFIX, Util::BacktraceFilter::TESTUNIT_RB_FILE
Class Attribute Summary collapse
Class Method Summary
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Instance Method Summary
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filter_backtrace
Constructor Details
#initialize(user_message, template_string, parameters) ⇒ AssertionMessage
Returns a new instance of AssertionMessage.
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# File 'lib/test/unit/assertions.rb', line 2263
def initialize(user_message, template_string, parameters)
@user_message = user_message
@template_string = template_string
@parameters = parameters
end
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Class Attribute Details
.use_pp ⇒ Object
Returns the value of attribute use_pp.
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# File 'lib/test/unit/assertions.rb', line 1891
def use_pp
@use_pp
end
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Class Method Details
.convert(object) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1979
def convert(object)
if object.is_a?(Exception)
object = AssertExceptionHelper::WrappedException.new(object)
end
inspector = Inspector.new(object)
if use_pp
begin
require "pp" unless defined?(PP)
begin
return PP.pp(inspector, String.new).chomp
rescue NameError
end
rescue LoadError
self.use_pp = false
end
end
inspector.inspect
end
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.delayed_diff(from, to) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1956
def delayed_diff(from, to)
delayed_literal do
from, to = prepare_for_diff(from, to)
diff = "" if from.nil? or to.nil?
diff ||= Diff.readable(from, to)
if /^[-+]/ !~ diff
diff = ""
elsif /^[ ?]/ =~ diff or /(?:.*\n){2,}/ =~ diff
diff = "\n\ndiff:\n#{diff}"
else
diff = ""
end
if Diff.need_fold?(diff)
folded_diff = Diff.folded_readable(from, to)
diff += "\n\nfolded diff:\n#{folded_diff}"
end
diff
end
end
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.delayed_literal(&block) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1897
def delayed_literal(&block)
DelayedLiteral.new(block)
end
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.diff_target_string?(string) ⇒ Boolean
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# File 'lib/test/unit/assertions.rb', line 1925
def diff_target_string?(string)
if string.respond_to?(:bytesize)
string.bytesize < max_diff_target_string_size
else
string.size < max_diff_target_string_size
end
end
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.ensure_diffable_string(string) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1933
def ensure_diffable_string(string)
if string.respond_to?(:encoding) and
!string.encoding.ascii_compatible?
string = string.dup.force_encoding("ASCII-8BIT")
end
string
end
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.literal(value) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1893
def literal(value)
Literal.new(value)
end
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.max_diff_target_string_size ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1906
def max_diff_target_string_size
return @@max_diff_target_string_size if @@max_diff_target_string_size
size = ENV["TEST_UNIT_MAX_DIFF_TARGET_STRING_SIZE"]
if size
begin
size = Integer(size)
rescue ArgumentError
size = nil
end
end
size || MAX_DIFF_TARGET_STRING_SIZE
end
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.max_diff_target_string_size=(size) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1921
def max_diff_target_string_size=(size)
@@max_diff_target_string_size = size
end
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.maybe_container(value, &formatter) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1901
def maybe_container(value, &formatter)
MaybeContainer.new(value, &formatter)
end
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.prepare_for_diff(from, to) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 1941
def prepare_for_diff(from, to)
if !from.is_a?(String) or !to.is_a?(String)
from = convert(from)
to = convert(to)
end
if diff_target_string?(from) and diff_target_string?(to)
from = ensure_diffable_string(from)
to = ensure_diffable_string(to)
[from, to]
else
[nil, nil]
end
end
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Instance Method Details
#convert(object) ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 2269
def convert(object)
self.class.convert(object)
end
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#template ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 2273
def template
@template ||= Template.create(@template_string)
end
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#to_s ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 2284
def to_s
message_parts = []
head = user_message
if head and not head.empty?
message_parts << add_period(head)
end
tail = template.result(@parameters.collect{|e| convert(e)})
message_parts << tail unless(tail.empty?)
message_parts.join("\n")
end
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#user_message ⇒ Object
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# File 'lib/test/unit/assertions.rb', line 2277
def user_message
return nil unless @user_message
message = @user_message
message = message.call if message.respond_to?(:call)
message.to_s
end
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