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60 lines
1.4 KiB
Ruby
60 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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require "image_sizer"
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RSpec.describe ImageSizer do
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before do
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SiteSetting.max_image_width = 500
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SiteSetting.max_image_height = 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 { @w, @h = ImageSizer.resize(600, 123) }
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it "returns the maximum 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 { @w, @h = ImageSizer.resize(123, 600) }
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it "returns the maximum 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 { @w, @h = ImageSizer.resize(533, 800) }
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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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