Class: CarrierWave::Test::Matchers::HaveDimensions

Inherits:
Object
  • Object
show all
Defined in:
lib/carrierwave/test/matchers.rb

Overview

:nodoc:

Instance Method Summary collapse

Constructor Details

#initialize(width, height) ⇒ HaveDimensions

Returns a new instance of HaveDimensions



137
138
139
# File 'lib/carrierwave/test/matchers.rb', line 137

def initialize(width, height)
  @width, @height = width, height
end

Instance Method Details

#descriptionObject



158
159
160
# File 'lib/carrierwave/test/matchers.rb', line 158

def description
  "have an exact size of #{@width} by #{@height}"
end

#failure_messageObject



150
151
152
# File 'lib/carrierwave/test/matchers.rb', line 150

def failure_message
  "expected #{@actual.current_path.inspect} to have an exact size of #{@width} by #{@height}, but it was #{@actual_width} by #{@actual_height}."
end

#failure_message_when_negatedObject Also known as: negative_failure_message



154
155
156
# File 'lib/carrierwave/test/matchers.rb', line 154

def failure_message_when_negated
  "expected #{@actual.current_path.inspect} not to have an exact size of #{@width} by #{@height}, but it did."
end

#matches?(actual) ⇒ Boolean

Returns:

  • (Boolean)


141
142
143
144
145
146
147
148
# File 'lib/carrierwave/test/matchers.rb', line 141

def matches?(actual)
  @actual = actual
  # Satisfy expectation here. Return false or raise an error if it's not met.
  image = ImageLoader.load_image(@actual.current_path)
  @actual_width = image.width
  @actual_height = image.height
  @actual_width == @width && @actual_height == @height
end