308 lines
10 KiB
Ruby
308 lines
10 KiB
Ruby
require 'spec_helper'
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feature 'Expand and collapse diffs', :js do
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let(:branch) { 'expand-collapse-diffs' }
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let(:project) { create(:project, :repository) }
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before do
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# Set the limits to those when these specs were written, to avoid having to
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# update the test repo every time we change them.
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allow(Gitlab::Git::Diff).to receive(:size_limit).and_return(100.kilobytes)
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allow(Gitlab::Git::Diff).to receive(:collapse_limit).and_return(10.kilobytes)
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sign_in(create(:admin))
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# Ensure that undiffable.md is in .gitattributes
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project.repository.copy_gitattributes(branch)
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visit project_commit_path(project, project.commit(branch))
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execute_script('window.ajaxUris = []; $(document).ajaxSend(function(event, xhr, settings) { ajaxUris.push(settings.url) });')
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end
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def file_container(filename)
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find("[data-blob-diff-path*='#{filename}']")
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end
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# Use define_method instead of let (which is memoized) so that this just works across a
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# reload.
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#
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files = [
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'small_diff.md', 'large_diff.md', 'large_diff_renamed.md', 'undiffable.md',
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'too_large.md', 'too_large_image.jpg'
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]
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files.each do |file|
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define_method(file.split('.').first) { file_container(file) }
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end
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it 'should show the diff content with a highlighted line when linking to line' do
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expect(large_diff).not_to have_selector('.code')
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expect(large_diff).to have_selector('.nothing-here-block')
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visit project_commit_path(project, project.commit(branch), anchor: "#{large_diff[:id]}_0_1")
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execute_script('window.location.reload()')
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wait_for_requests
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expect(large_diff).to have_selector('.code')
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expect(large_diff).not_to have_selector('.nothing-here-block')
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expect(large_diff).to have_selector('.hll')
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end
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it 'should show the diff content when linking to file' do
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expect(large_diff).not_to have_selector('.code')
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expect(large_diff).to have_selector('.nothing-here-block')
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visit project_commit_path(project, project.commit(branch), anchor: large_diff[:id])
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execute_script('window.location.reload()')
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wait_for_requests
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expect(large_diff).to have_selector('.code')
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expect(large_diff).not_to have_selector('.nothing-here-block')
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end
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context 'visiting a commit with collapsed diffs' do
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it 'shows small diffs immediately' do
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expect(small_diff).to have_selector('.code')
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expect(small_diff).not_to have_selector('.nothing-here-block')
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end
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it 'shows non-renderable diffs as such immediately, regardless of their size' do
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expect(undiffable).not_to have_selector('.code')
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expect(undiffable).to have_selector('.nothing-here-block')
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expect(undiffable).to have_content('gitattributes')
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end
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it 'does not allow diffs that are larger than the maximum size to be expanded' do
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expect(too_large).not_to have_selector('.code')
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expect(too_large).to have_selector('.nothing-here-block')
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expect(too_large).to have_content('too large')
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end
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it 'shows image diffs immediately, regardless of their size' do
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expect(too_large_image).not_to have_selector('.nothing-here-block')
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expect(too_large_image).to have_selector('.image')
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end
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context 'expanding a diff for a renamed file' do
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before do
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large_diff_renamed.find('.click-to-expand').click
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wait_for_requests
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end
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it 'shows the old content' do
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old_line = large_diff_renamed.find('.line_content.old')
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expect(old_line).to have_content('two copies')
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end
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it 'shows the new content' do
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new_line = large_diff_renamed.find('.line_content.new', match: :prefer_exact)
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expect(new_line).to have_content('three copies')
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end
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end
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context 'expanding a large diff' do
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before do
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# Wait for diffs
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find('.js-file-title', match: :first)
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# Click `large_diff.md` title
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all('.diff-toggle-caret')[1].click
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wait_for_requests
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end
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it 'shows the diff content' do
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expect(large_diff).to have_selector('.code')
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expect(large_diff).not_to have_selector('.nothing-here-block')
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end
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context 'adding a comment to the expanded diff' do
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let(:comment_text) { 'A comment' }
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before do
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large_diff.find('.diff-line-num', match: :prefer_exact).hover
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large_diff.find('.add-diff-note', match: :prefer_exact).click
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large_diff.find('.note-textarea').send_keys comment_text
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large_diff.find_button('Comment').click
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wait_for_requests
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end
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it 'adds the comment' do
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expect(large_diff.find('.notes')).to have_content comment_text
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end
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context 'reloading the page' do
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before do
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refresh
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end
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it 'collapses the large diff by default' do
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expect(large_diff).not_to have_selector('.code')
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expect(large_diff).to have_selector('.nothing-here-block')
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end
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context 'expanding the diff' do
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before do
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# Wait for diffs
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find('.js-file-title', match: :first)
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# Click `large_diff.md` title
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all('.diff-toggle-caret')[1].click
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wait_for_requests
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end
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it 'shows the diff content' do
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expect(large_diff).to have_selector('.code')
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expect(large_diff).not_to have_selector('.nothing-here-block')
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end
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it 'shows the diff comment' do
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expect(large_diff.find('.notes')).to have_content comment_text
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end
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end
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end
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end
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end
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context 'collapsing an expanded diff' do
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before do
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# Wait for diffs
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find('.js-file-title', match: :first)
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# Click `small_diff.md` title
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all('.diff-toggle-caret')[3].click
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end
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it 'hides the diff content' do
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expect(small_diff).not_to have_selector('.code')
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expect(small_diff).to have_selector('.nothing-here-block')
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end
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context 're-expanding the same diff' do
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before do
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# Wait for diffs
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find('.js-file-title', match: :first)
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# Click `small_diff.md` title
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all('.diff-toggle-caret')[3].click
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end
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it 'shows the diff content' do
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expect(small_diff).to have_selector('.code')
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expect(small_diff).not_to have_selector('.nothing-here-block')
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end
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it 'does not make a new HTTP request' do
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expect(evaluate_script('ajaxUris')).not_to include(a_string_matching('small_diff.md'))
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end
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end
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end
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context 'expanding a diff when symlink was converted to a regular file' do
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let(:branch) { 'symlink-expand-diff' }
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it 'shows the content of the regular file' do
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expect(page).to have_content('This diff is collapsed')
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expect(page).to have_no_content('No longer a symlink')
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find('.click-to-expand').click
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wait_for_requests
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expect(page).to have_content('No longer a symlink')
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end
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end
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end
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context 'visiting a commit without collapsed diffs' do
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let(:branch) { 'feature' }
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it 'does not show Expand all button' do
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expect(page).not_to have_link('Expand all')
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end
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end
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context 'visiting a commit with more than safe files' do
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let(:branch) { 'expand-collapse-files' }
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# safe-files -> 100 | safe-lines -> 5000 | commit-files -> 105
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it 'does collapsing from the safe number of files to the end on small files' do
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expect(page).to have_link('Expand all')
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expect(page).to have_selector('.diff-content', count: 105)
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expect(page).to have_selector('.diff-collapsed', count: 5)
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%w(file-95.txt file-96.txt file-97.txt file-98.txt file-99.txt).each do |filename|
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expect(find("[data-blob-diff-path*='#{filename}']")).to have_selector('.diff-collapsed')
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end
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end
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end
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context 'visiting a commit with more than safe lines' do
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let(:branch) { 'expand-collapse-lines' }
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# safe-files -> 100 | safe-lines -> 5000 | commit_files -> 8 (each 1250 lines)
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it 'does collapsing from the safe number of lines to the end' do
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expect(page).to have_link('Expand all')
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expect(page).to have_selector('.diff-content', count: 6)
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expect(page).to have_selector('.diff-collapsed', count: 2)
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%w(file-4.txt file-5.txt).each do |filename|
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expect(find("[data-blob-diff-path*='#{filename}']")).to have_selector('.diff-collapsed')
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end
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end
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end
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context 'expanding all diffs' do
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before do
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click_link('Expand all')
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# Wait for elements to appear to ensure full page reload
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expect(page).to have_content('This diff was suppressed by a .gitattributes entry')
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expect(page).to have_content('This source diff could not be displayed because it is too large.')
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expect(page).to have_content('too_large_image.jpg')
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find('.note-textarea')
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wait_for_requests
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execute_script('window.ajaxUris = []; $(document).ajaxSend(function(event, xhr, settings) { ajaxUris.push(settings.url) });')
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end
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it 'reloads the page with all diffs expanded' do
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expect(small_diff).to have_selector('.code')
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expect(small_diff).not_to have_selector('.nothing-here-block')
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expect(large_diff).to have_selector('.code')
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expect(large_diff).not_to have_selector('.nothing-here-block')
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end
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context 'collapsing an expanded diff' do
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before do
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# Wait for diffs
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find('.js-file-title', match: :first)
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# Click `small_diff.md` title
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all('.diff-toggle-caret')[3].click
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end
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it 'hides the diff content' do
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expect(small_diff).not_to have_selector('.code')
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expect(small_diff).to have_selector('.nothing-here-block')
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end
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context 're-expanding the same diff' do
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before do
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# Wait for diffs
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find('.js-file-title', match: :first)
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# Click `small_diff.md` title
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all('.diff-toggle-caret')[3].click
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end
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it 'shows the diff content' do
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expect(small_diff).to have_selector('.code')
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expect(small_diff).not_to have_selector('.nothing-here-block')
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end
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it 'does not make a new HTTP request' do
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expect(evaluate_script('ajaxUris')).not_to include(a_string_matching('small_diff.md'))
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end
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end
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end
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end
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end
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