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# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::Diff::SuggestionDiff do
describe '#diff_lines' do
let(:from_content) do
<<-BLOB.strip_heredoc
"tags": ["devel", "development", "nightly"],
"desktop-file-name-prefix": "(Development) ",
"finish-args": "foo",
BLOB
end
let(:to_content) do
<<-BLOB.strip_heredoc
"buildsystem": "meson",
"builddir": true,
"name": "nautilus",
"bar": "bar",
BLOB
end
let(:suggestion) do
instance_double(Suggestion, from_line: 12,
from_content: from_content,
to_content: to_content)
end
subject { described_class.new(suggestion).diff_lines }
let(:expected_diff_lines) do
[
{ old_pos: 12, new_pos: 12, type: "match", text: "@@ -12 +12" },
{ old_pos: 12, new_pos: 12, type: "old", text: "-\"tags\": [\"devel\", \"development\", \"nightly\"]," },
{ old_pos: 13, new_pos: 12, type: "old", text: "-\"desktop-file-name-prefix\": \"(Development) \"," },
{ old_pos: 14, new_pos: 12, type: "old", text: "-\"finish-args\": \"foo\"," },
{ old_pos: 15, new_pos: 12, type: "new", text: "+\"buildsystem\": \"meson\"," },
{ old_pos: 15, new_pos: 13, type: "new", text: "+\"builddir\": true," },
{ old_pos: 15, new_pos: 14, type: "new", text: "+\"name\": \"nautilus\"," },
{ old_pos: 15, new_pos: 15, type: "new", text: "+\"bar\": \"bar\"," }
]
end
it 'returns diff lines with correct line numbers' do
diff_lines = subject
expect(diff_lines).to all(be_a(Gitlab::Diff::Line))
expected_diff_lines.each_with_index do |expected_line, index|
expect(diff_lines[index].to_hash).to include(expected_line)
end
end
end
end
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