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require "cases/helper"
class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase
def setup
ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.class_eval do
def execute(sql, name = nil) sql end
end
end
teardown do
ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.class_eval do
remove_method :execute
end
end
def test_create_database_with_encoding
assert_equal %(CREATE DATABASE "matt" ENCODING = 'utf8'), create_database(:matt)
assert_equal %(CREATE DATABASE "aimonetti" ENCODING = 'latin1'), create_database(:aimonetti, encoding: :latin1)
assert_equal %(CREATE DATABASE "aimonetti" ENCODING = 'latin1'), create_database(:aimonetti, "encoding" => :latin1)
end
def test_create_database_with_collation_and_ctype
assert_equal %(CREATE DATABASE "aimonetti" ENCODING = 'UTF8' LC_COLLATE = 'ja_JP.UTF8' LC_CTYPE = 'ja_JP.UTF8'), create_database(:aimonetti, encoding: :"UTF8", collation: :"ja_JP.UTF8", ctype: :"ja_JP.UTF8")
end
def test_add_index
# add_index calls index_name_exists? which can't work since execute is stubbed
ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_exists?) { |*| false }
expected = %(CREATE UNIQUE INDEX "index_people_on_last_name" ON "people" ("last_name") WHERE state = 'active')
assert_equal expected, add_index(:people, :last_name, unique: true, where: "state = 'active'")
expected = %(CREATE UNIQUE INDEX "index_people_on_lower_last_name" ON "people" (lower(last_name)))
assert_equal expected, add_index(:people, "lower(last_name)", unique: true)
expected = %(CREATE UNIQUE INDEX "index_people_on_last_name_varchar_pattern_ops" ON "people" (last_name varchar_pattern_ops))
assert_equal expected, add_index(:people, "last_name varchar_pattern_ops", unique: true)
expected = %(CREATE INDEX CONCURRENTLY "index_people_on_last_name" ON "people" ("last_name"))
assert_equal expected, add_index(:people, :last_name, algorithm: :concurrently)
expected = %(CREATE INDEX "index_people_on_last_name_and_first_name" ON "people" ("last_name" DESC, "first_name" ASC))
assert_equal expected, add_index(:people, [:last_name, :first_name], order: { last_name: :desc, first_name: :asc })
assert_equal expected, add_index(:people, ["last_name", :first_name], order: { last_name: :desc, "first_name" => :asc })
%w(gin gist hash btree).each do |type|
expected = %(CREATE INDEX "index_people_on_last_name" ON "people" USING #{type} ("last_name"))
assert_equal expected, add_index(:people, :last_name, using: type)
expected = %(CREATE INDEX CONCURRENTLY "index_people_on_last_name" ON "people" USING #{type} ("last_name"))
assert_equal expected, add_index(:people, :last_name, using: type, algorithm: :concurrently)
expected = %(CREATE UNIQUE INDEX "index_people_on_last_name" ON "people" USING #{type} ("last_name") WHERE state = 'active')
assert_equal expected, add_index(:people, :last_name, using: type, unique: true, where: "state = 'active'")
expected = %(CREATE UNIQUE INDEX "index_people_on_lower_last_name" ON "people" USING #{type} (lower(last_name)))
assert_equal expected, add_index(:people, "lower(last_name)", using: type, unique: true)
end
assert_raise ArgumentError do
add_index(:people, :last_name, algorithm: :copy)
end
ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_exists?
end
def test_remove_index
# remove_index calls index_name_for_remove which can't work since execute is stubbed
ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_for_remove) do |*|
"index_people_on_last_name"
end
expected = %(DROP INDEX CONCURRENTLY "index_people_on_last_name")
assert_equal expected, remove_index(:people, name: "index_people_on_last_name", algorithm: :concurrently)
assert_raise ArgumentError do
add_index(:people, :last_name, algorithm: :copy)
end
ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_for_remove
end
def test_remove_index_when_name_is_specified
expected = %(DROP INDEX CONCURRENTLY "index_people_on_last_name")
assert_equal expected, remove_index(:people, name: "index_people_on_last_name", algorithm: :concurrently)
end
def test_remove_index_with_wrong_option
assert_raises ArgumentError do
remove_index(:people, coulmn: :last_name)
end
end
private
def method_missing(method_symbol, *arguments)
ActiveRecord::Base.connection.send(method_symbol, *arguments)
end
end
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