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Clean up preventing writes tests

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These tests included a lot of unnecessary code. We don't need a
transaction, in many cases the assert_deprecated wasn't actually
asserting anything, and the assertion for raising an error should be
inside the `while_preventing_writes` call.
This commit is contained in:
eileencodes 2020-11-09 11:11:26 -05:00
parent 53331b478d
commit 1c634c3fda
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GPG key ID: BA5C575120BBE8DF
5 changed files with 120 additions and 182 deletions
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74
activerecord/test/cases/adapter_prevent_writes_test.rb
View file

@ -24,44 +24,32 @@ module ActiveRecord
end
def test_errors_when_an_insert_query_is_called_while_preventing_writes
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_errors_when_an_update_query_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.update("UPDATE subscribers SET nick = '9989' WHERE nick = '138853948594'")
end
end
end
end
end
def test_errors_when_a_delete_query_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.delete("DELETE FROM subscribers WHERE nick = '138853948594'")
end
end
end
end
end
def test_doesnt_error_when_a_select_query_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
@ -97,15 +85,11 @@ module ActiveRecord
def test_errors_when_an_insert_query_prefixed_by_a_slash_star_comment_is_called_while_preventing_writes
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("/* some comment */ INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_doesnt_error_when_a_select_query_starting_with_double_dash_comments_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
@ -118,40 +102,28 @@ module ActiveRecord
def test_errors_when_an_insert_query_prefixed_by_a_double_dash_comment_is_called_while_preventing_writes
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("-- some comment\nINSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_errors_when_an_insert_query_prefixed_by_a_slash_star_comment_containing_read_command_is_called_while_preventing_writes
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("/* SELECT */ INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_errors_when_an_insert_query_prefixed_by_a_double_dash_comment_containing_read_command_is_called_while_preventing_writes
ActiveRecord::Base.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("-- SELECT\nINSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
end
class AdapterPreventWritesLegacyTest < ActiveRecord::TestCase
def setup
@ -178,50 +150,32 @@ module ActiveRecord
end
def test_errors_when_an_insert_query_is_called_while_preventing_writes
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
assert_deprecated do
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
end
def test_errors_when_an_update_query_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
assert_deprecated do
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.update("UPDATE subscribers SET nick = '9989' WHERE nick = '138853948594'")
end
end
end
end
end
end
def test_errors_when_a_delete_query_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
assert_deprecated do
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.delete("DELETE FROM subscribers WHERE nick = '138853948594'")
end
end
end
end
end
end
def test_doesnt_error_when_a_select_query_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
@ -257,15 +211,11 @@ module ActiveRecord
def test_errors_when_an_insert_query_prefixed_by_a_slash_star_comment_is_called_while_preventing_writes
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("/* some comment */ INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_doesnt_error_when_a_select_query_starting_with_double_dash_comments_is_called_while_preventing_writes
@connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')")
@ -278,32 +228,22 @@ module ActiveRecord
def test_errors_when_an_insert_query_prefixed_by_a_double_dash_comment_is_called_while_preventing_writes
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("-- some comment\nINSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_errors_when_an_insert_query_prefixed_by_a_slash_star_comment_containing_read_command_is_called_while_preventing_writes
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("/* SELECT */ INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
end
end
end
end
def test_errors_when_an_insert_query_prefixed_by_a_double_dash_comment_containing_read_command_is_called_while_preventing_writes
@connection_handler.while_preventing_writes do
@connection.transaction do
assert_no_queries do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.insert("-- SELECT\nINSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false)
end
@ -311,5 +251,3 @@ module ActiveRecord
end
end
end
end
end

16
activerecord/test/cases/adapters/mysql2/mysql2_adapter_prevent_writes_test.rb
View file

@ -11,8 +11,8 @@ class Mysql2AdapterPreventWritesTest < ActiveRecord::Mysql2TestCase
end
def test_errors_when_an_insert_query_is_called_while_preventing_writes
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.insert("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
end
end
@ -21,8 +21,8 @@ class Mysql2AdapterPreventWritesTest < ActiveRecord::Mysql2TestCase
def test_errors_when_an_update_query_is_called_while_preventing_writes
@conn.insert("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.update("UPDATE `engines` SET `engines`.`car_id` = '9989' WHERE `engines`.`car_id` = '138853948594'")
end
end
@ -31,8 +31,8 @@ class Mysql2AdapterPreventWritesTest < ActiveRecord::Mysql2TestCase
def test_errors_when_a_delete_query_is_called_while_preventing_writes
@conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("DELETE FROM `engines` where `engines`.`car_id` = '138853948594'")
end
end
@ -41,8 +41,8 @@ class Mysql2AdapterPreventWritesTest < ActiveRecord::Mysql2TestCase
def test_errors_when_a_replace_query_is_called_while_preventing_writes
@conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("REPLACE INTO `engines` SET `engines`.`car_id` = '249823948'")
end
end
@ -117,8 +117,8 @@ class Mysql2AdapterPreventWritesLegacyTest < ActiveRecord::Mysql2TestCase
end
def test_errors_when_an_insert_query_is_called_while_preventing_writes
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.insert("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
end
end
@ -127,8 +127,8 @@ class Mysql2AdapterPreventWritesLegacyTest < ActiveRecord::Mysql2TestCase
def test_errors_when_an_update_query_is_called_while_preventing_writes
@conn.insert("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.update("UPDATE `engines` SET `engines`.`car_id` = '9989' WHERE `engines`.`car_id` = '138853948594'")
end
end
@ -137,8 +137,8 @@ class Mysql2AdapterPreventWritesLegacyTest < ActiveRecord::Mysql2TestCase
def test_errors_when_a_delete_query_is_called_while_preventing_writes
@conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("DELETE FROM `engines` where `engines`.`car_id` = '138853948594'")
end
end
@ -147,8 +147,8 @@ class Mysql2AdapterPreventWritesLegacyTest < ActiveRecord::Mysql2TestCase
def test_errors_when_a_replace_query_is_called_while_preventing_writes
@conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("REPLACE INTO `engines` SET `engines`.`car_id` = '249823948'")
end
end

12
activerecord/test/cases/adapters/postgresql/postgresql_adapter_prevent_writes_test.rb
View file

@ -17,8 +17,8 @@ module ActiveRecord
def test_errors_when_an_insert_query_is_called_while_preventing_writes
with_example_table do
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.execute("INSERT INTO ex (data) VALUES ('138853948594')")
end
end
@ -29,8 +29,8 @@ module ActiveRecord
with_example_table do
@connection.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.execute("UPDATE ex SET data = '9989' WHERE data = '138853948594'")
end
end
@ -41,8 +41,8 @@ module ActiveRecord
with_example_table do
@connection.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.execute("DELETE FROM ex where data = '138853948594'")
end
end
@ -119,8 +119,8 @@ module ActiveRecord
def test_errors_when_an_insert_query_is_called_while_preventing_writes
with_example_table do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.execute("INSERT INTO ex (data) VALUES ('138853948594')")
end
end
@ -131,8 +131,8 @@ module ActiveRecord
with_example_table do
@connection.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.execute("UPDATE ex SET data = '9989' WHERE data = '138853948594'")
end
end
@ -143,8 +143,8 @@ module ActiveRecord
with_example_table do
@connection.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection.execute("DELETE FROM ex where data = '138853948594'")
end
end

16
activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_prevent_writes_test.rb
View file

@ -18,8 +18,8 @@ module ActiveRecord
def test_errors_when_an_insert_query_is_called_while_preventing_writes
with_example_table "id int, data string" do
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
end
end
@ -30,8 +30,8 @@ module ActiveRecord
with_example_table "id int, data string" do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("UPDATE ex SET data = '9989' WHERE data = '138853948594'")
end
end
@ -42,8 +42,8 @@ module ActiveRecord
with_example_table "id int, data string" do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("DELETE FROM ex where data = '138853948594'")
end
end
@ -54,8 +54,8 @@ module ActiveRecord
with_example_table "id int, data string" do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
ActiveRecord::Base.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("REPLACE INTO ex (data) VALUES ('249823948')")
end
end
@ -113,8 +113,8 @@ module ActiveRecord
def test_errors_when_an_insert_query_is_called_while_preventing_writes
with_example_table "id int, data string" do
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
end
end
@ -125,8 +125,8 @@ module ActiveRecord
with_example_table "id int, data string" do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("UPDATE ex SET data = '9989' WHERE data = '138853948594'")
end
end
@ -137,8 +137,8 @@ module ActiveRecord
with_example_table "id int, data string" do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("DELETE FROM ex where data = '138853948594'")
end
end
@ -149,8 +149,8 @@ module ActiveRecord
with_example_table "id int, data string" do
@conn.execute("INSERT INTO ex (data) VALUES ('138853948594')")
assert_raises(ActiveRecord::ReadOnlyError) do
@connection_handler.while_preventing_writes do
assert_raises(ActiveRecord::ReadOnlyError) do
@conn.execute("REPLACE INTO ex (data) VALUES ('249823948')")
end
end

48
activerecord/test/cases/base_prevent_writes_test.rb
View file

@ -7,38 +7,38 @@ require "byebug"
class BasePreventWritesTest < ActiveRecord::TestCase
if !in_memory_db?
test "creating a record raises if preventing writes" do
error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.while_preventing_writes do
error = assert_raises ActiveRecord::ReadOnlyError do
Bird.create! name: "Bluejay"
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, error.message
end
end
test "updating a record raises if preventing writes" do
bird = Bird.create! name: "Bluejay"
error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.while_preventing_writes do
error = assert_raises ActiveRecord::ReadOnlyError do
bird.update! name: "Robin"
end
end
assert_match %r/\AWrite query attempted while in readonly mode: UPDATE /, error.message
end
end
test "deleting a record raises if preventing writes" do
bird = Bird.create! name: "Bluejay"
error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.while_preventing_writes do
error = assert_raises ActiveRecord::ReadOnlyError do
bird.destroy!
end
end
assert_match %r/\AWrite query attempted while in readonly mode: DELETE /, error.message
end
end
test "selecting a record does not raise if preventing writes" do
bird = Bird.create! name: "Bluejay"
@ -67,26 +67,26 @@ class BasePreventWritesTest < ActiveRecord::TestCase
end
test "preventing writes applies to all connections in block" do
conn1_error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.while_preventing_writes do
conn1_error = assert_raises ActiveRecord::ReadOnlyError do
assert_equal ActiveRecord::Base.connection, Bird.connection
assert_not_equal ARUnit2Model.connection, Bird.connection
Bird.create!(name: "Bluejay")
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, conn1_error.message
end
conn2_error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.while_preventing_writes do
conn2_error = assert_raises ActiveRecord::ReadOnlyError do
assert_not_equal ActiveRecord::Base.connection, Professor.connection
assert_equal ARUnit2Model.connection, Professor.connection
Professor.create!(name: "Professor Bluejay")
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, conn2_error.message
end
end
test "current_preventing_writes" do
ActiveRecord::Base.while_preventing_writes do
@ -110,38 +110,38 @@ class BasePreventWritesTest < ActiveRecord::TestCase
if !in_memory_db?
test "creating a record raises if preventing writes" do
error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connection_handler.while_preventing_writes do
error = assert_raises ActiveRecord::ReadOnlyError do
Bird.create! name: "Bluejay"
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, error.message
end
end
test "updating a record raises if preventing writes" do
bird = Bird.create! name: "Bluejay"
error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connection_handler.while_preventing_writes do
error = assert_raises ActiveRecord::ReadOnlyError do
bird.update! name: "Robin"
end
end
assert_match %r/\AWrite query attempted while in readonly mode: UPDATE /, error.message
end
end
test "deleting a record raises if preventing writes" do
bird = Bird.create! name: "Bluejay"
error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connection_handler.while_preventing_writes do
error = assert_raises ActiveRecord::ReadOnlyError do
bird.destroy!
end
end
assert_match %r/\AWrite query attempted while in readonly mode: DELETE /, error.message
end
end
test "selecting a record does not raise if preventing writes" do
bird = Bird.create! name: "Bluejay"
@ -170,54 +170,54 @@ class BasePreventWritesTest < ActiveRecord::TestCase
end
test "preventing writes applies to all connections on a handler" do
conn1_error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connection_handler.while_preventing_writes do
conn1_error = assert_raises ActiveRecord::ReadOnlyError do
assert_equal ActiveRecord::Base.connection, Bird.connection
assert_not_equal ARUnit2Model.connection, Bird.connection
Bird.create!(name: "Bluejay")
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, conn1_error.message
end
conn2_error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connection_handler.while_preventing_writes do
conn2_error = assert_raises ActiveRecord::ReadOnlyError do
assert_not_equal ActiveRecord::Base.connection, Professor.connection
assert_equal ARUnit2Model.connection, Professor.connection
Professor.create!(name: "Professor Bluejay")
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, conn2_error.message
end
end
test "preventing writes with multiple handlers" do
ActiveRecord::Base.connects_to(database: { writing: :arunit, reading: :arunit })
conn1_error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connected_to(role: :writing) do
conn1_error = assert_raises ActiveRecord::ReadOnlyError do
assert_equal :writing, ActiveRecord::Base.current_role
ActiveRecord::Base.connection_handler.while_preventing_writes do
Bird.create!(name: "Bluejay")
end
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, conn1_error.message
end
conn2_error = assert_raises ActiveRecord::ReadOnlyError do
ActiveRecord::Base.connected_to(role: :reading) do
conn2_error = assert_raises ActiveRecord::ReadOnlyError do
assert_equal :reading, ActiveRecord::Base.current_role
ActiveRecord::Base.connection_handler.while_preventing_writes do
Bird.create!(name: "Bluejay")
end
end
end
assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, conn2_error.message
end
end
test "current_preventing_writes" do
ActiveRecord::Base.connection_handler.while_preventing_writes do