gitlab-org--gitlab-foss/spec/models/legacy_diff_note_spec.rb

101 lines
3.3 KiB
Ruby

require 'spec_helper'
describe LegacyDiffNote, models: true do
describe "Commit diff line notes" do
let!(:note) { create(:legacy_diff_note_on_commit, note: "+1 from me") }
let!(:commit) { note.noteable }
it "saves a valid note" do
expect(note.commit_id).to eq(commit.id)
expect(note.noteable.id).to eq(commit.id)
end
it "is recognized by #legacy_diff_note?" do
expect(note).to be_legacy_diff_note
end
end
describe '#active?' do
it 'is always true when the note has no associated diff line' do
note = build(:legacy_diff_note_on_merge_request)
expect(note).to receive(:diff_line).and_return(nil)
expect(note).to be_active
end
it 'is never true when the note has no noteable associated' do
note = build(:legacy_diff_note_on_merge_request)
expect(note).to receive(:diff_line).and_return(double)
expect(note).to receive(:noteable).and_return(nil)
expect(note).not_to be_active
end
it 'returns the memoized value if defined' do
note = build(:legacy_diff_note_on_merge_request)
note.instance_variable_set(:@active, 'foo')
expect(note).not_to receive(:find_noteable_diff)
expect(note.active?).to eq 'foo'
end
context 'for a merge request noteable' do
it 'is false when noteable has no matching diff' do
merge = build_stubbed(:merge_request, :simple)
note = build(:legacy_diff_note_on_merge_request, noteable: merge)
allow(note).to receive(:diff_line).and_return(double)
expect(note).to receive(:find_noteable_diff).and_return(nil)
expect(note).not_to be_active
end
it 'is true when noteable has a matching diff' do
merge = create(:merge_request, :simple)
# Generate a real line_code value so we know it will match. We use a
# random line from a random diff just for funsies.
diff = merge.raw_diffs.to_a.sample
line = Gitlab::Diff::Parser.new.parse(diff.diff.each_line).to_a.sample
code = Gitlab::Diff::LineCode.generate(diff.new_path, line.new_pos, line.old_pos)
# We're persisting in order to trigger the set_diff callback
note = create(:legacy_diff_note_on_merge_request, noteable: merge,
line_code: code,
project: merge.source_project)
# Make sure we don't get a false positive from a guard clause
expect(note).to receive(:find_noteable_diff).and_call_original
expect(note).to be_active
end
end
end
describe "#discussion_id" do
let(:note) { create(:note) }
context "when it is newly created" do
it "has a discussion id" do
expect(note.discussion_id).not_to be_nil
expect(note.discussion_id).to match(/\A\h{40}\z/)
end
end
context "when it didn't store a discussion id before" do
before do
note.update_column(:discussion_id, nil)
end
it "has a discussion id" do
# The discussion_id is set in `after_initialize`, so `reload` won't work
reloaded_note = Note.find(note.id)
expect(reloaded_note.discussion_id).not_to be_nil
expect(reloaded_note.discussion_id).to match(/\A\h{40}\z/)
end
end
end
end