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72 lines
1.5 KiB
Ruby
72 lines
1.5 KiB
Ruby
require 'spec_helper'
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require 'image_sizer'
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describe ImageSizer do
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before do
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SiteSetting.stubs(:max_image_width).returns(500)
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SiteSetting.stubs(:max_image_height).returns(500)
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end
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it 'returns the same dimensions when smaller than the maximums' do
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expect(ImageSizer.resize(400, 200)).to eq([400, 200])
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end
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it 'returns nil if the width is nil' do
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expect(ImageSizer.resize(nil, 100)).to eq(nil)
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end
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it 'returns nil if the height is nil' do
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expect(ImageSizer.resize(100, nil)).to eq(nil)
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end
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it 'works with string parameters' do
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expect(ImageSizer.resize('100', '101')).to eq([100, 101])
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end
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describe 'when larger than the maximum width' do
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before do
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@w, @h = ImageSizer.resize(600, 123)
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end
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it 'returns the maxmimum width if larger than the maximum' do
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expect(@w).to eq(500)
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end
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it 'resizes the height retaining the aspect ratio' do
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expect(@h).to eq(102)
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end
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end
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describe 'when larger than the maximum height' do
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before do
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@w, @h = ImageSizer.resize(123, 600)
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end
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it 'returns the maxmimum height if larger than the maximum' do
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expect(@h).to eq(500)
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end
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it 'resizes the width retaining the aspect ratio' do
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expect(@w).to eq(102)
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end
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end
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describe 'when larger than the maximums' do
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before do
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@w, @h = ImageSizer.resize(533, 800)
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end
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it 'resizes both dimensions retaining the aspect ratio' do
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expect(@h).to eq(500)
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expect(@w).to eq(333)
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end
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end
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end
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