1 files changed, 0 insertions, 115 deletions
diff --git a/spec/lib/gitlab/diff/custom_diff_spec.rb b/spec/lib/gitlab/diff/custom_diff_spec.rb
deleted file mode 100644
index 77d2a6cbcd6..00000000000
--- a/spec/lib/gitlab/diff/custom_diff_spec.rb
+++ /dev/null
@@ -1,115 +0,0 @@
-# frozen_string_literal: true
-
-require 'spec_helper'
-
-RSpec.describe Gitlab::Diff::CustomDiff do
-  include RepoHelpers
-
-  let(:project) { create(:project, :repository) }
-  let(:repository) { project.repository }
-  let(:ipynb_blob) { repository.blob_at('f6b7a707', 'files/ipython/markdown-table.ipynb') }
-  let(:blob) { repository.blob_at('HEAD', 'files/ruby/regex.rb') }
-
-  describe '#preprocess_before_diff' do
-    context 'for ipynb files' do
-      it 'transforms the diff' do
-        expect(described_class.preprocess_before_diff(ipynb_blob.path, nil, ipynb_blob)).not_to include('cells')
-      end
-
-      it 'adds the blob to the list of transformed blobs' do
-        described_class.preprocess_before_diff(ipynb_blob.path, nil, ipynb_blob)
-
-        expect(described_class.transformed_for_diff?(ipynb_blob)).to be_truthy
-      end
-    end
-
-    context 'for other files' do
-      it 'returns nil' do
-        expect(described_class.preprocess_before_diff(blob.path, nil, blob)).to be_nil
-      end
-
-      it 'does not add the blob to the list of transformed blobs' do
-        described_class.preprocess_before_diff(blob.path, nil, blob)
-
-        expect(described_class.transformed_for_diff?(blob)).to be_falsey
-      end
-    end
-
-    context 'timeout' do
-      subject { described_class.preprocess_before_diff(ipynb_blob.path, nil, ipynb_blob) }
-
-      it 'falls back to nil on timeout' do
-        allow(Gitlab::ErrorTracking).to receive(:track_and_raise_for_dev_exception)
-        expect(Timeout).to receive(:timeout).and_raise(Timeout::Error)
-
-        expect(subject).to be_nil
-      end
-
-      context 'when in foreground' do
-        it 'utilizes timeout for web' do
-          expect(Timeout).to receive(:timeout).with(described_class::RENDERED_TIMEOUT_FOREGROUND).and_call_original
-
-          expect(subject).not_to include('cells')
-        end
-
-        it 'increments metrics' do
-          counter = Gitlab::Metrics.counter(:ipynb_semantic_diff_timeouts_total, 'desc')
-
-          expect(Timeout).to receive(:timeout).and_raise(Timeout::Error)
-          expect { subject }.to change { counter.get(source: described_class::FOREGROUND_EXECUTION) }.by(1)
-        end
-      end
-
-      context 'when in background' do
-        before do
-          allow(Gitlab::Runtime).to receive(:sidekiq?).and_return(true)
-        end
-
-        it 'utilizes longer timeout for sidekiq' do
-          expect(Timeout).to receive(:timeout).with(described_class::RENDERED_TIMEOUT_BACKGROUND).and_call_original
-
-          expect(subject).not_to include('cells')
-        end
-
-        it 'increments metrics' do
-          counter = Gitlab::Metrics.counter(:ipynb_semantic_diff_timeouts_total, 'desc')
-
-          expect(Timeout).to receive(:timeout).and_raise(Timeout::Error)
-          expect { subject }.to change { counter.get(source: described_class::BACKGROUND_EXECUTION) }.by(1)
-        end
-      end
-    end
-
-    context 'when invalid ipynb' do
-      it 'returns nil' do
-        expect(ipynb_blob).to receive(:data).and_return('invalid ipynb')
-
-        expect(described_class.preprocess_before_diff(ipynb_blob.path, nil, ipynb_blob)).to be_nil
-      end
-    end
-  end
-
-  describe '#transformed_blob_data' do
-    it 'transforms blob data if file was processed' do
-      described_class.preprocess_before_diff(ipynb_blob.path, nil, ipynb_blob)
-
-      expect(described_class.transformed_blob_data(ipynb_blob)).not_to include('cells')
-    end
-
-    it 'does not transform blob data if file was not processed' do
-      expect(described_class.transformed_blob_data(ipynb_blob)).to be_nil
-    end
-  end
-
-  describe '#transformed_blob_language' do
-    it 'is md when file was preprocessed' do
-      described_class.preprocess_before_diff(ipynb_blob.path, nil, ipynb_blob)
-
-      expect(described_class.transformed_blob_language(ipynb_blob)).to eq('md')
-    end
-
-    it 'is nil for a .ipynb blob that was not preprocessed' do
-      expect(described_class.transformed_blob_language(ipynb_blob)).to be_nil
-    end
-  end
-end