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# encoding: utf-8
require 'rails_helper'
describe Blob do
describe '.decorate' do
it 'returns NilClass when given nil' do
expect(described_class.decorate(nil)).to be_nil
end
end
describe '#data' do
context 'using a binary blob' do
it 'returns the data as-is' do
data = "\n\xFF\xB9\xC3"
blob = described_class.new(double(binary?: true, data: data))
expect(blob.data).to eq(data)
end
end
context 'using a text blob' do
it 'converts the data to UTF-8' do
blob = described_class.new(double(binary?: false, data: "\n\xFF\xB9\xC3"))
expect(blob.data).to eq("\n���")
end
end
end
describe '#svg?' do
it 'is falsey when not text' do
git_blob = double(text?: false)
expect(described_class.decorate(git_blob)).not_to be_svg
end
it 'is falsey when no language is detected' do
git_blob = double(text?: true, language: nil)
expect(described_class.decorate(git_blob)).not_to be_svg
end
it' is falsey when language is not SVG' do
git_blob = double(text?: true, language: double(name: 'XML'))
expect(described_class.decorate(git_blob)).not_to be_svg
end
it 'is truthy when language is SVG' do
git_blob = double(text?: true, language: double(name: 'SVG'))
expect(described_class.decorate(git_blob)).to be_svg
end
end
describe '#video?' do
it 'is falsey with image extension' do
git_blob = Gitlab::Git::Blob.new(name: 'image.png')
expect(described_class.decorate(git_blob)).not_to be_video
end
UploaderHelper::VIDEO_EXT.each do |ext|
it "is truthy when extension is .#{ext}" do
git_blob = Gitlab::Git::Blob.new(name: "video.#{ext}")
expect(described_class.decorate(git_blob)).to be_video
end
end
end
describe '#to_partial_path' do
def stubbed_blob(overrides = {})
overrides.reverse_merge!(
image?: false,
language: nil,
lfs_pointer?: false,
svg?: false,
text?: false
)
described_class.decorate(double).tap do |blob|
allow(blob).to receive_messages(overrides)
end
end
it 'handles LFS pointers' do
blob = stubbed_blob(lfs_pointer?: true)
expect(blob.to_partial_path).to eq 'download'
end
it 'handles SVGs' do
blob = stubbed_blob(text?: true, svg?: true)
expect(blob.to_partial_path).to eq 'image'
end
it 'handles images' do
blob = stubbed_blob(image?: true)
expect(blob.to_partial_path).to eq 'image'
end
it 'handles text' do
blob = stubbed_blob(text?: true)
expect(blob.to_partial_path).to eq 'text'
end
it 'defaults to download' do
blob = stubbed_blob
expect(blob.to_partial_path).to eq 'download'
end
end
describe '#size_within_svg_limits?' do
let(:blob) { described_class.decorate(double(:blob)) }
it 'returns true when the blob size is smaller than the SVG limit' do
expect(blob).to receive(:size).and_return(42)
expect(blob.size_within_svg_limits?).to eq(true)
end
it 'returns true when the blob size is equal to the SVG limit' do
expect(blob).to receive(:size).and_return(Blob::MAXIMUM_SVG_SIZE)
expect(blob.size_within_svg_limits?).to eq(true)
end
it 'returns false when the blob size is larger than the SVG limit' do
expect(blob).to receive(:size).and_return(1.terabyte)
expect(blob.size_within_svg_limits?).to eq(false)
end
end
end