diff options
Diffstat (limited to 'railties/test/application/test_test.rb')
| -rw-r--r-- | railties/test/application/test_test.rb | 206 |
1 files changed, 186 insertions, 20 deletions
diff --git a/railties/test/application/test_test.rb b/railties/test/application/test_test.rb index a223180169..0e997f4ba7 100644 --- a/railties/test/application/test_test.rb +++ b/railties/test/application/test_test.rb @@ -44,7 +44,7 @@ module ApplicationTests def test_index get '/posts' assert_response :success - assert_template "index" + assert_includes @response.body, 'Posts#index' end end RUBY @@ -64,10 +64,11 @@ module ApplicationTests RUBY output = run_test_file('unit/failing_test.rb', env: { "BACKTRACE" => "1" }) - assert_match %r{/app/test/unit/failing_test\.rb}, output + assert_match %r{test/unit/failing_test\.rb}, output + assert_match %r{test/unit/failing_test\.rb:4}, output end - test "migrations" do + test "ruby schema migrations" do output = script('generate model user name:string') version = output.match(/(\d+)_create_users\.rb/)[1] @@ -104,6 +105,187 @@ module ApplicationTests assert !result.include?("create_table(:users)") end + test "sql structure migrations" do + output = script('generate model user name:string') + version = output.match(/(\d+)_create_users\.rb/)[1] + + app_file 'test/models/user_test.rb', <<-RUBY + require 'test_helper' + + class UserTest < ActiveSupport::TestCase + test "user" do + User.create! name: "Jon" + end + end + RUBY + + app_file 'db/structure.sql', '' + app_file 'config/initializers/enable_sql_schema_format.rb', <<-RUBY + Rails.application.config.active_record.schema_format = :sql + RUBY + + assert_unsuccessful_run "models/user_test.rb", "Migrations are pending" + + app_file 'db/structure.sql', <<-SQL + CREATE TABLE "schema_migrations" ("version" varchar(255) NOT NULL); + CREATE UNIQUE INDEX "unique_schema_migrations" ON "schema_migrations" ("version"); + CREATE TABLE "users" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "name" varchar(255)); + INSERT INTO schema_migrations (version) VALUES ('#{version}'); + SQL + + app_file 'config/initializers/disable_maintain_test_schema.rb', <<-RUBY + Rails.application.config.active_record.maintain_test_schema = false + RUBY + + assert_unsuccessful_run "models/user_test.rb", "Could not find table 'users'" + + File.delete "#{app_path}/config/initializers/disable_maintain_test_schema.rb" + + assert_successful_test_run('models/user_test.rb') + end + + test "sql structure migrations when adding column to existing table" do + output_1 = script('generate model user name:string') + version_1 = output_1.match(/(\d+)_create_users\.rb/)[1] + + app_file 'test/models/user_test.rb', <<-RUBY + require 'test_helper' + class UserTest < ActiveSupport::TestCase + test "user" do + User.create! name: "Jon" + end + end + RUBY + + app_file 'config/initializers/enable_sql_schema_format.rb', <<-RUBY + Rails.application.config.active_record.schema_format = :sql + RUBY + + app_file 'db/structure.sql', <<-SQL + CREATE TABLE "schema_migrations" ("version" varchar(255) NOT NULL); + CREATE UNIQUE INDEX "unique_schema_migrations" ON "schema_migrations" ("version"); + CREATE TABLE "users" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "name" varchar(255)); + INSERT INTO schema_migrations (version) VALUES ('#{version_1}'); + SQL + + assert_successful_test_run('models/user_test.rb') + + output_2 = script('generate migration add_email_to_users') + version_2 = output_2.match(/(\d+)_add_email_to_users\.rb/)[1] + + app_file 'test/models/user_test.rb', <<-RUBY + require 'test_helper' + + class UserTest < ActiveSupport::TestCase + test "user" do + User.create! name: "Jon", email: "jon@doe.com" + end + end + RUBY + + app_file 'db/structure.sql', <<-SQL + CREATE TABLE "schema_migrations" ("version" varchar(255) NOT NULL); + CREATE UNIQUE INDEX "unique_schema_migrations" ON "schema_migrations" ("version"); + CREATE TABLE "users" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "name" varchar(255), "email" varchar(255)); + INSERT INTO schema_migrations (version) VALUES ('#{version_1}'); + INSERT INTO schema_migrations (version) VALUES ('#{version_2}'); + SQL + + assert_successful_test_run('models/user_test.rb') + end + + # TODO: would be nice if we could detect the schema change automatically. + # For now, the user has to synchronize the schema manually. + # This test-case serves as a reminder for this use-case. + test "manually synchronize test schema after rollback" do + output = script('generate model user name:string') + version = output.match(/(\d+)_create_users\.rb/)[1] + + app_file 'test/models/user_test.rb', <<-RUBY + require 'test_helper' + + class UserTest < ActiveSupport::TestCase + test "user" do + assert_equal ["id", "name"], User.columns_hash.keys + end + end + RUBY + app_file 'db/schema.rb', <<-RUBY + ActiveRecord::Schema.define(version: #{version}) do + create_table :users do |t| + t.string :name + end + end + RUBY + + assert_successful_test_run "models/user_test.rb" + + # Simulate `db:rollback` + edit of the migration file + `db:migrate` + app_file 'db/schema.rb', <<-RUBY + ActiveRecord::Schema.define(version: #{version}) do + create_table :users do |t| + t.string :name + t.integer :age + end + end + RUBY + + assert_successful_test_run "models/user_test.rb" + + Dir.chdir(app_path) { `bin/rake db:test:prepare` } + + assert_unsuccessful_run "models/user_test.rb", <<-ASSERTION +Expected: ["id", "name"] + Actual: ["id", "name", "age"] + ASSERTION + end + + test "hooks for plugins" do + output = script('generate model user name:string') + version = output.match(/(\d+)_create_users\.rb/)[1] + + app_file 'lib/tasks/hooks.rake', <<-RUBY + task :before_hook do + has_user_table = ActiveRecord::Base.connection.table_exists?('users') + puts "before: " + has_user_table.to_s + end + + task :after_hook do + has_user_table = ActiveRecord::Base.connection.table_exists?('users') + puts "after: " + has_user_table.to_s + end + + Rake::Task["db:test:prepare"].enhance [:before_hook] do + Rake::Task[:after_hook].invoke + end + RUBY + app_file 'test/models/user_test.rb', <<-RUBY + require 'test_helper' + class UserTest < ActiveSupport::TestCase + test "user" do + User.create! name: "Jon" + end + end + RUBY + + # Simulate `db:migrate` + app_file 'db/schema.rb', <<-RUBY + ActiveRecord::Schema.define(version: #{version}) do + create_table :users do |t| + t.string :name + end + end + RUBY + + output = assert_successful_test_run "models/user_test.rb" + assert_includes output, "before: false\nafter: true" + + # running tests again won't trigger a schema update + output = assert_successful_test_run "models/user_test.rb" + assert_not_includes output, "before:" + assert_not_includes output, "after:" + end + private def assert_unsuccessful_run(name, message) result = run_test_file(name) @@ -119,23 +301,7 @@ module ApplicationTests end def run_test_file(name, options = {}) - ruby '-Itest', "#{app_path}/test/#{name}", options - end - - def ruby(*args) - options = args.extract_options! - env = options.fetch(:env, {}) - env["RUBYLIB"] = $:.join(':') - - Dir.chdir(app_path) do - `#{env_string(env)} #{Gem.ruby} #{args.join(' ')} 2>&1` - end - end - - def env_string(variables) - variables.map do |key, value| - "#{key}='#{value}'" - end.join " " + Dir.chdir(app_path) { `bin/rails test "#{app_path}/test/#{name}" 2>&1` } end end end |