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-rw-r--r--activesupport/lib/active_support/testing/assertions.rb18
1 files changed, 18 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/testing/assertions.rb b/activesupport/lib/active_support/testing/assertions.rb
index 8466049e20..175f7ffe5a 100644
--- a/activesupport/lib/active_support/testing/assertions.rb
+++ b/activesupport/lib/active_support/testing/assertions.rb
@@ -3,6 +3,22 @@ require 'active_support/core_ext/object/blank'
module ActiveSupport
module Testing
module Assertions
+ # Assert that an expression is not truthy. Passes if <tt>object</tt> is
+ # +nil+ or +false+. "Truthy" means "considered true in a conditional"
+ # like <tt>if foo</tt>.
+ #
+ # assert_not nil # => true
+ # assert_not false # => true
+ # assert_not 'foo' # => 'foo' is not nil or false
+ #
+ # An error message can be specified.
+ #
+ # assert_not foo, 'foo should be false'
+ def assert_not(object, message = nil)
+ message ||= "Expected #{mu_pp(object)} to be nil or false"
+ assert !object, message
+ end
+
# Test numeric difference between the return value of an expression as a
# result of what is evaluated in the yielded block.
#
@@ -87,6 +103,7 @@ module ActiveSupport
#
# assert_blank [], 'this should be blank'
def assert_blank(object, message=nil)
+ ActiveSupport::Deprecation.warn('"assert_blank" is deprecated. Please use "assert object.blank?" instead')
message ||= "#{object.inspect} is not blank"
assert object.blank?, message
end
@@ -101,6 +118,7 @@ module ActiveSupport
#
# assert_present({ data: 'x' }, 'this should not be blank')
def assert_present(object, message=nil)
+ ActiveSupport::Deprecation.warn('"assert_present" is deprecated. Please use "assert object.present?" instead')
message ||= "#{object.inspect} is blank"
assert object.present?, message
end