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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::GitalyClient::DiffStitcher do
describe 'enumeration' do
it 'combines segregated diff messages together' do
diff_1 = OpenStruct.new(
to_path: ".gitmodules",
from_path: ".gitmodules",
old_mode: 0100644,
new_mode: 0100644,
from_id: '357406f3075a57708d0163752905cc1576fceacc',
to_id: '8e5177d718c561d36efde08bad36b43687ee6bf0',
patch: 'a' * 100
)
diff_2 = OpenStruct.new(
to_path: ".gitignore",
from_path: ".gitignore",
old_mode: 0100644,
new_mode: 0100644,
from_id: '357406f3075a57708d0163752905cc1576fceacc',
to_id: '8e5177d718c561d36efde08bad36b43687ee6bf0',
patch: 'a' * 200
)
diff_3 = OpenStruct.new(
to_path: "README",
from_path: "README",
old_mode: 0100644,
new_mode: 0100644,
from_id: '357406f3075a57708d0163752905cc1576fceacc',
to_id: '8e5177d718c561d36efde08bad36b43687ee6bf0',
patch: 'a' * 100
)
msg_1 = OpenStruct.new(diff_1.to_h.except(:patch))
msg_1.raw_patch_data = diff_1.patch
msg_1.end_of_patch = true
msg_2 = OpenStruct.new(diff_2.to_h.except(:patch))
msg_2.raw_patch_data = diff_2.patch[0..100]
msg_2.end_of_patch = false
msg_3 = OpenStruct.new(raw_patch_data: diff_2.patch[101..], end_of_patch: true)
msg_4 = OpenStruct.new(diff_3.to_h.except(:patch))
msg_4.raw_patch_data = diff_3.patch
msg_4.end_of_patch = true
diff_msgs = [msg_1, msg_2, msg_3, msg_4]
expected_diffs = [
Gitlab::GitalyClient::Diff.new(diff_1.to_h),
Gitlab::GitalyClient::Diff.new(diff_2.to_h),
Gitlab::GitalyClient::Diff.new(diff_3.to_h)
]
expect(described_class.new(diff_msgs).to_a).to eq(expected_diffs)
end
end
end
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