410 lines
11 KiB
Ruby
410 lines
11 KiB
Ruby
# encoding: utf-8
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# frozen_string_literal: true
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require 'rails_helper'
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describe Blob do
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include FakeBlobHelpers
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let(:project) { build(:project, lfs_enabled: true) }
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before do
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allow(Gitlab.config.lfs).to receive(:enabled).and_return(true)
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end
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describe '.decorate' do
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it 'returns NilClass when given nil' do
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expect(described_class.decorate(nil)).to be_nil
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end
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end
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describe '.lazy' do
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let(:project) { create(:project, :repository) }
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let(:same_project) { Project.find(project.id) }
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let(:other_project) { create(:project, :repository) }
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let(:commit_id) { 'e63f41fe459e62e1228fcef60d7189127aeba95a' }
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it 'does not fetch blobs when none are accessed' do
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expect(project.repository).not_to receive(:blobs_at)
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described_class.lazy(project, commit_id, 'CHANGELOG')
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end
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it 'fetches all blobs for the same repository when one is accessed' do
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expect(project.repository).to receive(:blobs_at).with([[commit_id, 'CHANGELOG'], [commit_id, 'CONTRIBUTING.md']]).once.and_call_original
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expect(other_project.repository).not_to receive(:blobs_at)
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changelog = described_class.lazy(project, commit_id, 'CHANGELOG')
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contributing = described_class.lazy(same_project, commit_id, 'CONTRIBUTING.md')
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described_class.lazy(other_project, commit_id, 'CHANGELOG')
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# Access property so the values are loaded
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changelog.id
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contributing.id
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end
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it 'does not include blobs from previous requests in later requests' do
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changelog = described_class.lazy(project, commit_id, 'CHANGELOG')
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contributing = described_class.lazy(same_project, commit_id, 'CONTRIBUTING.md')
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# Access property so the values are loaded
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changelog.id
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contributing.id
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readme = described_class.lazy(project, commit_id, 'README.md')
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expect(project.repository).to receive(:blobs_at).with([[commit_id, 'README.md']]).once.and_call_original
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readme.id
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end
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end
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describe '#data' do
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context 'using a binary blob' do
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it 'returns the data as-is' do
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data = "\n\xFF\xB9\xC3"
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blob = fake_blob(binary: true, data: data)
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expect(blob.data).to eq(data)
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end
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end
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context 'using a text blob' do
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it 'converts the data to UTF-8' do
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blob = fake_blob(binary: false, data: "\n\xFF\xB9\xC3")
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expect(blob.data).to eq("\n<EFBFBD><EFBFBD><EFBFBD>")
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end
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end
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end
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describe '#external_storage_error?' do
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context 'if the blob is stored in LFS' do
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let(:blob) { fake_blob(path: 'file.pdf', lfs: true) }
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context 'when the project has LFS enabled' do
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it 'returns false' do
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expect(blob.external_storage_error?).to be_falsey
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end
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end
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context 'when the project does not have LFS enabled' do
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before do
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project.lfs_enabled = false
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end
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it 'returns true' do
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expect(blob.external_storage_error?).to be_truthy
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end
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end
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end
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context 'if the blob is not stored in LFS' do
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let(:blob) { fake_blob(path: 'file.md') }
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it 'returns false' do
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expect(blob.external_storage_error?).to be_falsey
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end
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end
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end
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describe '#stored_externally?' do
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context 'if the blob is stored in LFS' do
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let(:blob) { fake_blob(path: 'file.pdf', lfs: true) }
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context 'when the project has LFS enabled' do
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it 'returns true' do
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expect(blob.stored_externally?).to be_truthy
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end
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end
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context 'when the project does not have LFS enabled' do
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before do
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project.lfs_enabled = false
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end
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it 'returns false' do
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expect(blob.stored_externally?).to be_falsey
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end
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end
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end
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context 'if the blob is not stored in LFS' do
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let(:blob) { fake_blob(path: 'file.md') }
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it 'returns false' do
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expect(blob.stored_externally?).to be_falsey
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end
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end
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end
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describe '#binary?' do
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context 'if the blob is stored externally' do
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context 'if the extension has a rich viewer' do
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context 'if the viewer is binary' do
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it 'returns true' do
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blob = fake_blob(path: 'file.pdf', lfs: true)
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expect(blob.binary?).to be_truthy
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end
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end
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context 'if the viewer is text-based' do
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it 'return false' do
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blob = fake_blob(path: 'file.md', lfs: true)
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expect(blob.binary?).to be_falsey
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end
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end
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end
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context "if the extension doesn't have a rich viewer" do
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context 'if the extension has a text mime type' do
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context 'if the extension is for a programming language' do
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it 'returns false' do
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blob = fake_blob(path: 'file.txt', lfs: true)
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expect(blob.binary?).to be_falsey
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end
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end
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context 'if the extension is not for a programming language' do
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it 'returns false' do
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blob = fake_blob(path: 'file.ics', lfs: true)
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expect(blob.binary?).to be_falsey
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end
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end
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end
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context 'if the extension has a binary mime type' do
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context 'if the extension is for a programming language' do
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it 'returns false' do
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blob = fake_blob(path: 'file.rb', lfs: true)
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expect(blob.binary?).to be_falsey
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end
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end
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context 'if the extension is not for a programming language' do
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it 'returns true' do
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blob = fake_blob(path: 'file.exe', lfs: true)
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expect(blob.binary?).to be_truthy
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end
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end
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end
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context 'if the extension has an unknown mime type' do
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context 'if the extension is for a programming language' do
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it 'returns false' do
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blob = fake_blob(path: 'file.ini', lfs: true)
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expect(blob.binary?).to be_falsey
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end
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end
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context 'if the extension is not for a programming language' do
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it 'returns true' do
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blob = fake_blob(path: 'file.wtf', lfs: true)
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expect(blob.binary?).to be_truthy
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end
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end
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end
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end
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end
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context 'if the blob is not stored externally' do
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context 'if the blob is binary' do
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it 'returns true' do
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blob = fake_blob(path: 'file.pdf', binary: true)
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expect(blob.binary?).to be_truthy
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end
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end
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context 'if the blob is text-based' do
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it 'return false' do
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blob = fake_blob(path: 'file.md')
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expect(blob.binary?).to be_falsey
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end
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end
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end
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end
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describe '#extension' do
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it 'returns the extension' do
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blob = fake_blob(path: 'file.md')
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expect(blob.extension).to eq('md')
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end
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end
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describe '#file_type' do
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it 'returns the file type' do
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blob = fake_blob(path: 'README.md')
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expect(blob.file_type).to eq(:readme)
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end
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end
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describe '#simple_viewer' do
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context 'when the blob is empty' do
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it 'returns an empty viewer' do
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blob = fake_blob(data: '', size: 0)
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expect(blob.simple_viewer).to be_a(BlobViewer::Empty)
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end
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end
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context 'when the file represented by the blob is binary' do
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it 'returns a download viewer' do
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blob = fake_blob(binary: true)
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expect(blob.simple_viewer).to be_a(BlobViewer::Download)
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end
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end
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context 'when the file represented by the blob is text-based' do
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it 'returns a text viewer' do
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blob = fake_blob
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expect(blob.simple_viewer).to be_a(BlobViewer::Text)
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end
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end
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end
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describe '#rich_viewer' do
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context 'when the blob has an external storage error' do
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before do
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project.lfs_enabled = false
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end
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it 'returns nil' do
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blob = fake_blob(path: 'file.pdf', lfs: true)
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expect(blob.rich_viewer).to be_nil
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end
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end
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context 'when the blob is empty' do
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it 'returns nil' do
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blob = fake_blob(data: '')
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expect(blob.rich_viewer).to be_nil
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end
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end
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context 'when the blob is stored externally' do
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it 'returns a matching viewer' do
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blob = fake_blob(path: 'file.pdf', lfs: true)
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expect(blob.rich_viewer).to be_a(BlobViewer::PDF)
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end
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end
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context 'when the blob is binary' do
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it 'returns a matching binary viewer' do
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blob = fake_blob(path: 'file.pdf', binary: true)
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expect(blob.rich_viewer).to be_a(BlobViewer::PDF)
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end
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end
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context 'when the blob is text-based' do
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it 'returns a matching text-based viewer' do
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blob = fake_blob(path: 'file.md')
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expect(blob.rich_viewer).to be_a(BlobViewer::Markup)
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end
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end
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end
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describe '#auxiliary_viewer' do
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context 'when the blob has an external storage error' do
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before do
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project.lfs_enabled = false
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end
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it 'returns nil' do
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blob = fake_blob(path: 'LICENSE', lfs: true)
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expect(blob.auxiliary_viewer).to be_nil
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end
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end
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context 'when the blob is empty' do
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it 'returns nil' do
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blob = fake_blob(data: '')
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expect(blob.auxiliary_viewer).to be_nil
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end
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end
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context 'when the blob is stored externally' do
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it 'returns a matching viewer' do
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blob = fake_blob(path: 'LICENSE', lfs: true)
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expect(blob.auxiliary_viewer).to be_a(BlobViewer::License)
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end
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end
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context 'when the blob is binary' do
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it 'returns nil' do
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blob = fake_blob(path: 'LICENSE', binary: true)
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expect(blob.auxiliary_viewer).to be_nil
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end
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end
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context 'when the blob is text-based' do
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it 'returns a matching text-based viewer' do
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blob = fake_blob(path: 'LICENSE')
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expect(blob.auxiliary_viewer).to be_a(BlobViewer::License)
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end
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end
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end
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describe '#rendered_as_text?' do
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context 'when ignoring errors' do
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context 'when the simple viewer is text-based' do
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it 'returns true' do
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blob = fake_blob(path: 'file.md', size: 100.megabytes)
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expect(blob.rendered_as_text?).to be_truthy
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end
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end
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context 'when the simple viewer is binary' do
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it 'returns false' do
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blob = fake_blob(path: 'file.pdf', binary: true, size: 100.megabytes)
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expect(blob.rendered_as_text?).to be_falsey
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end
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end
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end
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context 'when not ignoring errors' do
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context 'when the viewer has render errors' do
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it 'returns false' do
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blob = fake_blob(path: 'file.md', size: 100.megabytes)
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expect(blob.rendered_as_text?(ignore_errors: false)).to be_falsey
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end
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end
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context "when the viewer doesn't have render errors" do
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it 'returns true' do
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blob = fake_blob(path: 'file.md')
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expect(blob.rendered_as_text?(ignore_errors: false)).to be_truthy
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end
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end
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end
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end
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end
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