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Diffstat (limited to 'spec/features/expand_collapse_diffs_spec.rb')
| -rw-r--r-- | spec/features/expand_collapse_diffs_spec.rb | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/spec/features/expand_collapse_diffs_spec.rb b/spec/features/expand_collapse_diffs_spec.rb new file mode 100644 index 00000000000..7cff196c8d9 --- /dev/null +++ b/spec/features/expand_collapse_diffs_spec.rb @@ -0,0 +1,207 @@ +require 'spec_helper' + +feature 'Expand and collapse diffs', js: true, feature: true do + include WaitForAjax + + before do + login_as :admin + project = create(:project) + branch = 'expand-collapse-diffs' + + # Ensure that undiffable.md is in .gitattributes + project.repository.copy_gitattributes(branch) + visit namespace_project_commit_path(project.namespace, project, project.commit(branch)) + execute_script('window.ajaxUris = []; $(document).ajaxSend(function(event, xhr, settings) { ajaxUris.push(settings.url) });') + end + + def file_container(filename) + find("[data-blob-diff-path*='#{filename}']") + end + + # Use define_method instead of let (which is memoized) so that this just works across a + # reload. + # + files = [ + 'small_diff.md', 'large_diff.md', 'large_diff_renamed.md', 'undiffable.md', + 'too_large.md', 'too_large_image.jpg' + ] + + files.each do |file| + define_method(file.split('.').first) { file_container(file) } + end + + context 'visiting a commit with collapsed diffs' do + it 'shows small diffs immediately' do + expect(small_diff).to have_selector('.code') + expect(small_diff).not_to have_selector('.nothing-here-block') + end + + it 'collapses large diffs by default' do + expect(large_diff).not_to have_selector('.code') + expect(large_diff).to have_selector('.nothing-here-block') + end + + it 'collapses large diffs for renamed files by default' do + expect(large_diff_renamed).not_to have_selector('.code') + expect(large_diff_renamed).to have_selector('.nothing-here-block') + expect(large_diff_renamed).to have_selector('.file-title .deletion') + expect(large_diff_renamed).to have_selector('.file-title .addition') + end + + it 'shows non-renderable diffs as such immediately, regardless of their size' do + expect(undiffable).not_to have_selector('.code') + expect(undiffable).to have_selector('.nothing-here-block') + expect(undiffable).to have_content('gitattributes') + end + + it 'does not allow diffs that are larger than the maximum size to be expanded' do + expect(too_large).not_to have_selector('.code') + expect(too_large).to have_selector('.nothing-here-block') + expect(too_large).to have_content('too large') + end + + it 'shows image diffs immediately, regardless of their size' do + expect(too_large_image).not_to have_selector('.nothing-here-block') + expect(too_large_image).to have_selector('.image') + end + + context 'expanding a diff for a renamed file' do + before do + large_diff_renamed.find('.nothing-here-block').click + wait_for_ajax + end + + it 'shows the old content' do + old_line = large_diff_renamed.find('.line_content.old') + + expect(old_line).to have_content('two copies') + end + + it 'shows the new content' do + new_line = large_diff_renamed.find('.line_content.new', match: :prefer_exact) + + expect(new_line).to have_content('three copies') + end + end + + context 'expanding a large diff' do + before do + click_link('large_diff.md') + wait_for_ajax + end + + it 'makes a request to get the content' do + ajax_uris = evaluate_script('ajaxUris') + + expect(ajax_uris).not_to be_empty + expect(ajax_uris.first).to include('large_diff.md') + end + + it 'shows the diff content' do + expect(large_diff).to have_selector('.code') + expect(large_diff).not_to have_selector('.nothing-here-block') + end + + context 'adding a comment to the expanded diff' do + let(:comment_text) { 'A comment' } + + before do + large_diff.find('.line_holder', match: :prefer_exact).hover + large_diff.find('.add-diff-note').click + large_diff.find('.note-textarea').send_keys comment_text + large_diff.find_button('Comment').click + wait_for_ajax + end + + it 'adds the comment' do + expect(large_diff.find('.notes')).to have_content comment_text + end + + context 'reloading the page' do + before { refresh } + + it 'collapses the large diff by default' do + expect(large_diff).not_to have_selector('.code') + expect(large_diff).to have_selector('.nothing-here-block') + end + + context 'expanding the diff' do + before do + click_link('large_diff.md') + wait_for_ajax + end + + it 'shows the diff content' do + expect(large_diff).to have_selector('.code') + expect(large_diff).not_to have_selector('.nothing-here-block') + end + + it 'shows the diff comment' do + expect(large_diff.find('.notes')).to have_content comment_text + end + end + end + end + end + + context 'collapsing an expanded diff' do + before { click_link('small_diff.md') } + + it 'hides the diff content' do + expect(small_diff).not_to have_selector('.code') + expect(small_diff).to have_selector('.nothing-here-block') + end + + context 're-expanding the same diff' do + before { click_link('small_diff.md') } + + it 'shows the diff content' do + expect(small_diff).to have_selector('.code') + expect(small_diff).not_to have_selector('.nothing-here-block') + end + + it 'does not make a new HTTP request' do + expect(evaluate_script('ajaxUris')).to be_empty + end + end + end + end + + context 'expanding all diffs' do + before do + click_link('Expand all') + wait_for_ajax + execute_script('window.ajaxUris = []; $(document).ajaxSend(function(event, xhr, settings) { ajaxUris.push(settings.url) });') + end + + it 'reloads the page with all diffs expanded' do + expect(small_diff).to have_selector('.code') + expect(small_diff).not_to have_selector('.nothing-here-block') + + expect(large_diff).to have_selector('.code') + expect(large_diff).not_to have_selector('.nothing-here-block') + end + + context 'collapsing an expanded diff' do + before { click_link('small_diff.md') } + + it 'hides the diff content' do + expect(small_diff).not_to have_selector('.code') + expect(small_diff).to have_selector('.nothing-here-block') + end + + context 're-expanding the same diff' do + before { click_link('small_diff.md') } + + it 'shows the diff content' do + expect(small_diff).to have_selector('.code') + expect(small_diff).not_to have_selector('.nothing-here-block') + end + + it 'does not make a new HTTP request' do + expect(evaluate_script('ajaxUris')).to be_empty + end + end + end + end +end |