discourse/spec/lib/image_sizer_spec.rb

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

74 lines
1.5 KiB
Ruby
Raw Normal View History

# frozen_string_literal: true
2013-02-05 14:16:51 -05:00
require 'image_sizer'
RSpec.describe ImageSizer do
2013-02-05 14:16:51 -05:00
before do
SiteSetting.max_image_width = 500
SiteSetting.max_image_height = 500
2013-02-05 14:16:51 -05:00
end
2013-08-25 18:24:24 -04:00
it 'returns the same dimensions when smaller than the maximums' do
2015-01-09 11:34:37 -05:00
expect(ImageSizer.resize(400, 200)).to eq([400, 200])
2013-02-05 14:16:51 -05:00
end
it 'returns nil if the width is nil' do
2015-01-09 11:34:37 -05:00
expect(ImageSizer.resize(nil, 100)).to eq(nil)
2013-02-05 14:16:51 -05:00
end
it 'returns nil if the height is nil' do
2015-01-09 11:34:37 -05:00
expect(ImageSizer.resize(100, nil)).to eq(nil)
2013-02-05 14:16:51 -05:00
end
it 'works with string parameters' do
2015-01-09 11:34:37 -05:00
expect(ImageSizer.resize('100', '101')).to eq([100, 101])
2013-02-05 14:16:51 -05:00
end
2013-08-25 18:24:24 -04:00
describe 'when larger than the maximum width' do
2013-02-05 14:16:51 -05:00
before do
@w, @h = ImageSizer.resize(600, 123)
end
it 'returns the maximum width if larger than the maximum' do
2015-01-09 11:34:37 -05:00
expect(@w).to eq(500)
2013-02-05 14:16:51 -05:00
end
it 'resizes the height retaining the aspect ratio' do
2015-01-09 11:34:37 -05:00
expect(@h).to eq(102)
2013-02-05 14:16:51 -05:00
end
2013-02-25 11:42:20 -05:00
2013-02-05 14:16:51 -05:00
end
2013-08-25 18:24:24 -04:00
describe 'when larger than the maximum height' do
before do
@w, @h = ImageSizer.resize(123, 600)
end
it 'returns the maximum height if larger than the maximum' do
2015-01-09 11:34:37 -05:00
expect(@h).to eq(500)
2013-08-25 18:24:24 -04:00
end
it 'resizes the width retaining the aspect ratio' do
2015-01-09 11:34:37 -05:00
expect(@w).to eq(102)
2013-08-25 18:24:24 -04:00
end
end
describe 'when larger than the maximums' do
before do
@w, @h = ImageSizer.resize(533, 800)
end
it 'resizes both dimensions retaining the aspect ratio' do
2015-01-09 11:34:37 -05:00
expect(@h).to eq(500)
expect(@w).to eq(333)
2013-08-25 18:24:24 -04:00
end
end
2013-02-05 14:16:51 -05:00
end