debian-mirror-gitlab/spec/lib/gitlab/diff/inline_diff_spec.rb

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require 'spec_helper'
describe Gitlab::Diff::InlineDiff, lib: true do
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describe '.for_lines' do
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let(:diff) do
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<<-EOF.strip_heredoc
class Test
- def initialize(test = true)
+ def initialize(test = false)
@test = test
- if true
- @foo = "bar"
+ unless false
+ @foo = "baz"
end
end
end
EOF
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end
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let(:subject) { described_class.for_lines(diff.lines) }
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it 'finds all inline diffs' do
expect(subject[0]).to be_nil
expect(subject[1]).to eq([25..27])
expect(subject[2]).to eq([25..28])
expect(subject[3]).to be_nil
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expect(subject[4]).to eq([5..10])
expect(subject[5]).to eq([17..17])
expect(subject[6]).to eq([5..15])
expect(subject[7]).to eq([17..17])
expect(subject[8]).to be_nil
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end
end
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describe "#inline_diffs" do
let(:old_line) { "XXX def initialize(test = true)" }
let(:new_line) { "YYY def initialize(test = false)" }
let(:subject) { described_class.new(old_line, new_line, offset: 3).inline_diffs }
it "finds the inline diff" do
old_diffs, new_diffs = subject
expect(old_diffs).to eq([26..28])
expect(new_diffs).to eq([26..29])
end
end
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end