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btrc-hub/backend/spec/tasks/nico_sync_spec.rb
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みてるぞ dceed1caa1 親投稿機能 (#46) (#339)
Merge remote-tracking branch 'origin/main' into feature/046

#46

#46

#46

#46

#46

#46

Co-authored-by: miteruzo <miteruzo@naver.com>
Reviewed-on: #339
2026-05-03 03:21:35 +09:00

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require "rails_helper"
RSpec.describe "nico:sync" do
def stub_python(json_array)
status = instance_double(Process::Status, success?: true)
allow(Open3).to receive(:capture3).and_return([json_array.to_json, "", status])
end
def create_tag!(name, category:)
tn = TagName.find_undiscard_or_create_by!(name: name.to_s.strip)
Tag.find_undiscard_or_create_by!(tag_name_id: tn.id) { |t| t.category = category }
end
def link_nico_to_tag!(nico_tag, tag)
NicoTagRelation.create!(nico_tag_id: nico_tag.id, tag_id: tag.id)
end
it "既存 post を見つけて、nico tag と linked tag を追加し、差分が出たら bot を付ける" do
# 既存 post(正規表現で拾われるURL)
post = Post.create!(title: "old", url: "https://www.nicovideo.jp/watch/sm9", uploaded_user: nil)
# 既存の非nicoタグ(kept_non_nico_ids
kept_general = create_tag!("spec_kept", category: "general")
PostTag.create!(post: post, tag: kept_general)
# 追加される linked tag を準備(nico tag に紐付く一般タグ)
linked = create_tag!("spec_linked", category: "general")
nico = create_tag!("nico:AAA", category: "nico")
link_nico_to_tag!(nico, linked)
# bot / tagme は task 内で使うので作っておく(Tag.bot/tagme がある前提)
Tag.bot
Tag.tagme
# pythonの出力(AAA が付く)
stub_python([{
'code' => 'sm9',
'title' => 't',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56',
'deleted_at' => '2026-01-31 00:00:00' }])
# 外部HTTPは今回「既存 post なので呼ばれない」はずだが、念のため塞ぐ
allow(URI).to receive(:open).and_return(StringIO.new("<html></html>"))
run_rake_task("nico:sync")
post.reload
active_tag_names = post.tags.joins(:tag_name).pluck("tag_names.name")
expect(active_tag_names).to include("spec_kept")
expect(active_tag_names).to include("nico:AAA")
expect(active_tag_names).to include("spec_linked")
expect(post.original_created_from).to eq(Time.iso8601('2026-01-01T03:34:00Z'))
expect(post.original_created_before).to eq(Time.iso8601('2026-01-01T03:35:00Z'))
# 差分が出るので bot が付く(kept_non_nico_ids != desired_non_nico_ids
expect(active_tag_names).to include("bot操作")
end
it "既存 post にあった古い nico tag は active から外され、履歴として discard される" do
post = Post.create!(title: "old", url: "https://www.nicovideo.jp/watch/sm9", uploaded_user: nil)
# 旧nicoタグ(今回の同期結果に含まれない)
old_nico = create_tag!("nico:OLD", category: "nico")
old_pt = PostTag.create!(post: post, tag: old_nico)
expect(old_pt.discarded_at).to be_nil
# 今回は NEW のみ欲しい
new_nico = create_tag!("nico:NEW", category: "nico")
# bot/tagme 念のため
Tag.bot
Tag.tagme
stub_python([{ "code" => "sm9", "title" => "t", "tags" => ["NEW"] }])
allow(URI).to receive(:open).and_return(StringIO.new("<html></html>"))
run_rake_task("nico:sync")
# OLD は active から外れる(discarded_at が入る)
old_pts = PostTag.where(post_id: post.id, tag_id: old_nico.id).order(:id).to_a
expect(old_pts.last.discarded_at).to be_present
# NEW は active にいる
post.reload
active_names = post.tags.joins(:tag_name).pluck("tag_names.name")
expect(active_names).to include("nico:NEW")
expect(active_names).not_to include("nico:OLD")
end
def snapshot_tags(post)
post.snapshot_tag_names.join(' ')
end
def create_post_version_for!(post, version_no: 1, event_type: 'create', created_by_user: nil)
PostVersion.create!(
post: post,
version_no: version_no,
event_type: event_type,
title: post.title,
url: post.url,
thumbnail_base: post.thumbnail_base,
tags: snapshot_tags(post),
parent_post_ids: post.snapshot_parent_post_ids.join(' '),
original_created_from: post.original_created_from,
original_created_before: post.original_created_before,
created_at: Time.current,
created_by_user: created_by_user
)
end
it '新規 post 作成時に version 1 を作る' do
Tag.bot
Tag.tagme
Tag.niconico
Tag.video
Tag.no_deerjikist
stub_python([{
'code' => 'sm9',
'title' => 't',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56'
}])
allow(URI).to receive(:open).and_return(StringIO.new('<html></html>'))
expect {
run_rake_task('nico:sync')
}.to change(PostVersion, :count).by(1)
post = Post.find_by!(url: 'https://www.nicovideo.jp/watch/sm9')
version = post.post_versions.order(:version_no).last
expect(version.version_no).to eq(1)
expect(version.event_type).to eq('create')
expect(version.created_by_user).to be_nil
expect(version.tags).to eq(snapshot_tags(post.reload))
end
it '既存 post の内容または tags が変わったとき update version を作る' do
post = Post.create!(
title: 'old',
url: 'https://www.nicovideo.jp/watch/sm9',
uploaded_user: nil
)
kept_general = create_tag!('spec_kept', category: 'general')
PostTag.create!(post: post, tag: kept_general)
create_post_version_for!(post)
linked = create_tag!('spec_linked', category: 'general')
nico = create_tag!('nico:AAA', category: 'nico')
link_nico_to_tag!(nico, linked)
Tag.bot
Tag.tagme
Tag.no_deerjikist
stub_python([{
'code' => 'sm9',
'title' => 't',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56'
}])
allow(URI).to receive(:open).and_return(StringIO.new('<html></html>'))
expect {
run_rake_task('nico:sync')
}.to change(PostVersion, :count).by(1)
version = post.reload.post_versions.order(:version_no).last
expect(version.version_no).to eq(2)
expect(version.event_type).to eq('update')
expect(version.created_by_user).to be_nil
expect(version.tags).to eq(snapshot_tags(post.reload))
end
it '既存 post に差分が無いときは新しい version を作らない' do
nico = create_tag!('nico:AAA', category: 'nico')
no_deerjikist = create_tag!('ニジラー情報不詳', category: 'meta')
post = Post.create!(
title: 't',
url: 'https://www.nicovideo.jp/watch/sm9',
uploaded_user: nil,
original_created_from: Time.iso8601('2026-01-01T03:34:00Z'),
original_created_before: Time.iso8601('2026-01-01T03:35:00Z')
)
PostTag.create!(post: post, tag: nico)
PostTag.create!(post: post, tag: no_deerjikist)
create_post_version_for!(post)
stub_python([{
'code' => 'sm9',
'title' => 't',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56'
}])
allow(URI).to receive(:open).and_return(StringIO.new('<html></html>'))
expect {
run_rake_task('nico:sync')
}.not_to change(PostVersion, :count)
version = post.reload.post_versions.order(:version_no).last
expect(version.version_no).to eq(1)
expect(version.event_type).to eq('create')
expect(version.tags).to eq(snapshot_tags(post.reload))
end
it '新規 nico tag に nico tag version を作る' do
Tag.bot
Tag.tagme
Tag.niconico
Tag.video
Tag.no_deerjikist
stub_python([{
'code' => 'sm9',
'title' => 't',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56'
}])
allow(URI).to receive(:open).and_return(StringIO.new('<html></html>'))
expect {
run_rake_task('nico:sync')
}.to change(NicoTagVersion, :count).by(1)
nico_tag = Tag.joins(:tag_name).find_by!(tag_names: { name: 'nico:AAA' })
version = nico_tag.nico_tag_versions.order(:version_no).last
expect(version.version_no).to eq(1)
expect(version.event_type).to eq('create')
expect(version.name).to eq('nico:AAA')
expect(version.created_by_user).to be_nil
end
it '既存 post に version が無い場合は create snapshot を補う' do
post = Post.create!(
title: 'old',
url: 'https://www.nicovideo.jp/watch/sm9',
uploaded_user: nil
)
kept_general = create_tag!('spec_kept_without_version', category: 'general')
PostTag.create!(post: post, tag: kept_general)
Tag.bot
Tag.tagme
Tag.no_deerjikist
stub_python([{
'code' => 'sm9',
'title' => 'changed title',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56'
}])
allow(URI).to receive(:open).and_return(StringIO.new('<html></html>'))
expect {
run_rake_task('nico:sync')
}.to change { post.reload.post_versions.count }.by(1)
versions = post.reload.post_versions.order(:version_no)
expect(versions.map(&:event_type)).to eq(['create'])
expect(versions.first.title).to eq('changed title')
expect(versions.first.tags).to eq(snapshot_tags(post.reload))
end
it '既存 version がある post には update version を作る' do
post = Post.create!(
title: 'old',
url: 'https://www.nicovideo.jp/watch/sm9',
uploaded_user: nil
)
kept_general = create_tag!('spec_kept_with_version', category: 'general')
PostTag.create!(post: post, tag: kept_general)
PostVersionRecorder.record!(
post: post,
event_type: :create,
created_by_user: nil
)
Tag.bot
Tag.tagme
Tag.no_deerjikist
stub_python([{
'code' => 'sm9',
'title' => 'changed title',
'tags' => ['AAA'],
'uploaded_at' => '2026-01-01 12:34:56'
}])
allow(URI).to receive(:open).and_return(StringIO.new('<html></html>'))
expect {
run_rake_task('nico:sync')
}.to change { post.reload.post_versions.count }.by(1)
versions = post.reload.post_versions.order(:version_no)
expect(versions.map(&:event_type)).to eq(['create', 'update'])
expect(versions.first.title).to eq('old')
expect(versions.second.title).to eq('changed title')
expect(versions.second.tags).to eq(snapshot_tags(post.reload))
end
end