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Diffstat (limited to 'spec/models/blob_spec.rb')
| -rw-r--r-- | spec/models/blob_spec.rb | 382 |
1 files changed, 382 insertions, 0 deletions
diff --git a/spec/models/blob_spec.rb b/spec/models/blob_spec.rb new file mode 100644 index 00000000000..81e35e6c931 --- /dev/null +++ b/spec/models/blob_spec.rb @@ -0,0 +1,382 @@ +# encoding: utf-8 +require 'rails_helper' + +describe Blob do + include FakeBlobHelpers + + let(:project) { build(:project, lfs_enabled: true) } + + before do + allow(Gitlab.config.lfs).to receive(:enabled).and_return(true) + end + + describe '.decorate' do + it 'returns NilClass when given nil' do + expect(described_class.decorate(nil)).to be_nil + end + end + + describe '.lazy' do + let(:project) { create(:project, :repository) } + let(:commit) { project.commit_by(oid: 'e63f41fe459e62e1228fcef60d7189127aeba95a') } + + it 'fetches all blobs when the first is accessed' do + changelog = described_class.lazy(project, commit.id, 'CHANGELOG') + contributing = described_class.lazy(project, commit.id, 'CONTRIBUTING.md') + + expect(Gitlab::Git::Blob).to receive(:batch).once.and_call_original + expect(Gitlab::Git::Blob).not_to receive(:find) + + # Access property so the values are loaded + changelog.id + contributing.id + end + end + + describe '#data' do + context 'using a binary blob' do + it 'returns the data as-is' do + data = "\n\xFF\xB9\xC3" + blob = fake_blob(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 = fake_blob(binary: false, data: "\n\xFF\xB9\xC3") + + expect(blob.data).to eq("\n���") + end + end + end + + describe '#external_storage_error?' do + context 'if the blob is stored in LFS' do + let(:blob) { fake_blob(path: 'file.pdf', lfs: true) } + + context 'when the project has LFS enabled' do + it 'returns false' do + expect(blob.external_storage_error?).to be_falsey + end + end + + context 'when the project does not have LFS enabled' do + before do + project.lfs_enabled = false + end + + it 'returns true' do + expect(blob.external_storage_error?).to be_truthy + end + end + end + + context 'if the blob is not stored in LFS' do + let(:blob) { fake_blob(path: 'file.md') } + + it 'returns false' do + expect(blob.external_storage_error?).to be_falsey + end + end + end + + describe '#stored_externally?' do + context 'if the blob is stored in LFS' do + let(:blob) { fake_blob(path: 'file.pdf', lfs: true) } + + context 'when the project has LFS enabled' do + it 'returns true' do + expect(blob.stored_externally?).to be_truthy + end + end + + context 'when the project does not have LFS enabled' do + before do + project.lfs_enabled = false + end + + it 'returns false' do + expect(blob.stored_externally?).to be_falsey + end + end + end + + context 'if the blob is not stored in LFS' do + let(:blob) { fake_blob(path: 'file.md') } + + it 'returns false' do + expect(blob.stored_externally?).to be_falsey + end + end + end + + describe '#raw_binary?' do + context 'if the blob is stored externally' do + context 'if the extension has a rich viewer' do + context 'if the viewer is binary' do + it 'returns true' do + blob = fake_blob(path: 'file.pdf', lfs: true) + + expect(blob.raw_binary?).to be_truthy + end + end + + context 'if the viewer is text-based' do + it 'return false' do + blob = fake_blob(path: 'file.md', lfs: true) + + expect(blob.raw_binary?).to be_falsey + end + end + end + + context "if the extension doesn't have a rich viewer" do + context 'if the extension has a text mime type' do + context 'if the extension is for a programming language' do + it 'returns false' do + blob = fake_blob(path: 'file.txt', lfs: true) + + expect(blob.raw_binary?).to be_falsey + end + end + + context 'if the extension is not for a programming language' do + it 'returns false' do + blob = fake_blob(path: 'file.ics', lfs: true) + + expect(blob.raw_binary?).to be_falsey + end + end + end + + context 'if the extension has a binary mime type' do + context 'if the extension is for a programming language' do + it 'returns false' do + blob = fake_blob(path: 'file.rb', lfs: true) + + expect(blob.raw_binary?).to be_falsey + end + end + + context 'if the extension is not for a programming language' do + it 'returns true' do + blob = fake_blob(path: 'file.exe', lfs: true) + + expect(blob.raw_binary?).to be_truthy + end + end + end + + context 'if the extension has an unknown mime type' do + context 'if the extension is for a programming language' do + it 'returns false' do + blob = fake_blob(path: 'file.ini', lfs: true) + + expect(blob.raw_binary?).to be_falsey + end + end + + context 'if the extension is not for a programming language' do + it 'returns true' do + blob = fake_blob(path: 'file.wtf', lfs: true) + + expect(blob.raw_binary?).to be_truthy + end + end + end + end + end + + context 'if the blob is not stored externally' do + context 'if the blob is binary' do + it 'returns true' do + blob = fake_blob(path: 'file.pdf', binary: true) + + expect(blob.raw_binary?).to be_truthy + end + end + + context 'if the blob is text-based' do + it 'return false' do + blob = fake_blob(path: 'file.md') + + expect(blob.raw_binary?).to be_falsey + end + end + end + end + + describe '#extension' do + it 'returns the extension' do + blob = fake_blob(path: 'file.md') + + expect(blob.extension).to eq('md') + end + end + + describe '#file_type' do + it 'returns the file type' do + blob = fake_blob(path: 'README.md') + + expect(blob.file_type).to eq(:readme) + end + end + + describe '#simple_viewer' do + context 'when the blob is empty' do + it 'returns an empty viewer' do + blob = fake_blob(data: '', size: 0) + + expect(blob.simple_viewer).to be_a(BlobViewer::Empty) + end + end + + context 'when the file represented by the blob is binary' do + it 'returns a download viewer' do + blob = fake_blob(binary: true) + + expect(blob.simple_viewer).to be_a(BlobViewer::Download) + end + end + + context 'when the file represented by the blob is text-based' do + it 'returns a text viewer' do + blob = fake_blob + + expect(blob.simple_viewer).to be_a(BlobViewer::Text) + end + end + end + + describe '#rich_viewer' do + context 'when the blob has an external storage error' do + before do + project.lfs_enabled = false + end + + it 'returns nil' do + blob = fake_blob(path: 'file.pdf', lfs: true) + + expect(blob.rich_viewer).to be_nil + end + end + + context 'when the blob is empty' do + it 'returns nil' do + blob = fake_blob(data: '') + + expect(blob.rich_viewer).to be_nil + end + end + + context 'when the blob is stored externally' do + it 'returns a matching viewer' do + blob = fake_blob(path: 'file.pdf', lfs: true) + + expect(blob.rich_viewer).to be_a(BlobViewer::PDF) + end + end + + context 'when the blob is binary' do + it 'returns a matching binary viewer' do + blob = fake_blob(path: 'file.pdf', binary: true) + + expect(blob.rich_viewer).to be_a(BlobViewer::PDF) + end + end + + context 'when the blob is text-based' do + it 'returns a matching text-based viewer' do + blob = fake_blob(path: 'file.md') + + expect(blob.rich_viewer).to be_a(BlobViewer::Markup) + end + end + end + + describe '#auxiliary_viewer' do + context 'when the blob has an external storage error' do + before do + project.lfs_enabled = false + end + + it 'returns nil' do + blob = fake_blob(path: 'LICENSE', lfs: true) + + expect(blob.auxiliary_viewer).to be_nil + end + end + + context 'when the blob is empty' do + it 'returns nil' do + blob = fake_blob(data: '') + + expect(blob.auxiliary_viewer).to be_nil + end + end + + context 'when the blob is stored externally' do + it 'returns a matching viewer' do + blob = fake_blob(path: 'LICENSE', lfs: true) + + expect(blob.auxiliary_viewer).to be_a(BlobViewer::License) + end + end + + context 'when the blob is binary' do + it 'returns nil' do + blob = fake_blob(path: 'LICENSE', binary: true) + + expect(blob.auxiliary_viewer).to be_nil + end + end + + context 'when the blob is text-based' do + it 'returns a matching text-based viewer' do + blob = fake_blob(path: 'LICENSE') + + expect(blob.auxiliary_viewer).to be_a(BlobViewer::License) + end + end + end + + describe '#rendered_as_text?' do + context 'when ignoring errors' do + context 'when the simple viewer is text-based' do + it 'returns true' do + blob = fake_blob(path: 'file.md', size: 100.megabytes) + + expect(blob.rendered_as_text?).to be_truthy + end + end + + context 'when the simple viewer is binary' do + it 'returns false' do + blob = fake_blob(path: 'file.pdf', binary: true, size: 100.megabytes) + + expect(blob.rendered_as_text?).to be_falsey + end + end + end + + context 'when not ignoring errors' do + context 'when the viewer has render errors' do + it 'returns false' do + blob = fake_blob(path: 'file.md', size: 100.megabytes) + + expect(blob.rendered_as_text?(ignore_errors: false)).to be_falsey + end + end + + context "when the viewer doesn't have render errors" do + it 'returns true' do + blob = fake_blob(path: 'file.md') + + expect(blob.rendered_as_text?(ignore_errors: false)).to be_truthy + end + end + end + end +end |