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# frozen_string_literal: true
require "cases/helper"
require "active_record/tasks/database_tasks"
require "pathname"
if current_adapter?(:SQLite3Adapter)
module ActiveRecord
class SqliteDBCreateTest < ActiveRecord::TestCase
def setup
@database = "db_create.sqlite3"
@connection = stub :connection
@configuration = {
"adapter" => "sqlite3",
"database" => @database
}
File.stubs(:exist?).returns(false)
ActiveRecord::Base.stubs(:connection).returns(@connection)
ActiveRecord::Base.stubs(:establish_connection).returns(true)
$stdout, @original_stdout = StringIO.new, $stdout
$stderr, @original_stderr = StringIO.new, $stderr
end
def teardown
$stdout, $stderr = @original_stdout, @original_stderr
end
def test_db_checks_database_exists
File.expects(:exist?).with(@database).returns(false)
ActiveRecord::Tasks::DatabaseTasks.create @configuration, "/rails/root"
end
def test_when_db_created_successfully_outputs_info_to_stdout
ActiveRecord::Tasks::DatabaseTasks.create @configuration, "/rails/root"
assert_equal "Created database '#{@database}'\n", $stdout.string
end
def test_db_create_when_file_exists
File.stubs(:exist?).returns(true)
ActiveRecord::Tasks::DatabaseTasks.create @configuration, "/rails/root"
assert_equal "Database '#{@database}' already exists\n", $stderr.string
end
def test_db_create_with_file_does_nothing
File.stubs(:exist?).returns(true)
$stderr.stubs(:puts).returns(nil)
ActiveRecord::Base.expects(:establish_connection).never
ActiveRecord::Tasks::DatabaseTasks.create @configuration, "/rails/root"
end
def test_db_create_establishes_a_connection
ActiveRecord::Base.expects(:establish_connection).with(@configuration)
ActiveRecord::Tasks::DatabaseTasks.create @configuration, "/rails/root"
end
def test_db_create_with_error_prints_message
ActiveRecord::Base.stubs(:establish_connection).raises(Exception)
$stderr.stubs(:puts).returns(true)
$stderr.expects(:puts).
with("Couldn't create database for #{@configuration.inspect}")
assert_raises(Exception) { ActiveRecord::Tasks::DatabaseTasks.create @configuration, "/rails/root" }
end
end
class SqliteDBDropTest < ActiveRecord::TestCase
def setup
@database = "db_create.sqlite3"
@path = stub(to_s: "/absolute/path", absolute?: true)
@configuration = {
"adapter" => "sqlite3",
"database" => @database
}
Pathname.stubs(:new).returns(@path)
File.stubs(:join).returns("/former/relative/path")
FileUtils.stubs(:rm).returns(true)
$stdout, @original_stdout = StringIO.new, $stdout
$stderr, @original_stderr = StringIO.new, $stderr
end
def teardown
$stdout, $stderr = @original_stdout, @original_stderr
end
def test_creates_path_from_database
Pathname.expects(:new).with(@database).returns(@path)
ActiveRecord::Tasks::DatabaseTasks.drop @configuration, "/rails/root"
end
def test_removes_file_with_absolute_path
File.stubs(:exist?).returns(true)
@path.stubs(:absolute?).returns(true)
FileUtils.expects(:rm).with("/absolute/path")
ActiveRecord::Tasks::DatabaseTasks.drop @configuration, "/rails/root"
end
def test_generates_absolute_path_with_given_root
@path.stubs(:absolute?).returns(false)
File.expects(:join).with("/rails/root", @path).
returns("/former/relative/path")
ActiveRecord::Tasks::DatabaseTasks.drop @configuration, "/rails/root"
end
def test_removes_file_with_relative_path
File.stubs(:exist?).returns(true)
@path.stubs(:absolute?).returns(false)
FileUtils.expects(:rm).with("/former/relative/path")
ActiveRecord::Tasks::DatabaseTasks.drop @configuration, "/rails/root"
end
def test_when_db_dropped_successfully_outputs_info_to_stdout
ActiveRecord::Tasks::DatabaseTasks.drop @configuration, "/rails/root"
assert_equal "Dropped database '#{@database}'\n", $stdout.string
end
end
class SqliteDBCharsetTest < ActiveRecord::TestCase
def setup
@database = "db_create.sqlite3"
@connection = stub :connection
@configuration = {
"adapter" => "sqlite3",
"database" => @database
}
File.stubs(:exist?).returns(false)
ActiveRecord::Base.stubs(:connection).returns(@connection)
ActiveRecord::Base.stubs(:establish_connection).returns(true)
end
def test_db_retrieves_charset
@connection.expects(:encoding)
ActiveRecord::Tasks::DatabaseTasks.charset @configuration, "/rails/root"
end
end
class SqliteDBCollationTest < ActiveRecord::TestCase
def setup
@database = "db_create.sqlite3"
@connection = stub :connection
@configuration = {
"adapter" => "sqlite3",
"database" => @database
}
File.stubs(:exist?).returns(false)
ActiveRecord::Base.stubs(:connection).returns(@connection)
ActiveRecord::Base.stubs(:establish_connection).returns(true)
end
def test_db_retrieves_collation
assert_raise NoMethodError do
ActiveRecord::Tasks::DatabaseTasks.collation @configuration, "/rails/root"
end
end
end
class SqliteStructureDumpTest < ActiveRecord::TestCase
def setup
@database = "db_create.sqlite3"
@configuration = {
"adapter" => "sqlite3",
"database" => @database
}
`sqlite3 #{@database} 'CREATE TABLE bar(id INTEGER)'`
`sqlite3 #{@database} 'CREATE TABLE foo(id INTEGER)'`
end
def test_structure_dump
dbfile = @database
filename = "awesome-file.sql"
ActiveRecord::Tasks::DatabaseTasks.structure_dump @configuration, filename, "/rails/root"
assert File.exist?(dbfile)
assert File.exist?(filename)
assert_match(/CREATE TABLE foo/, File.read(filename))
assert_match(/CREATE TABLE bar/, File.read(filename))
ensure
FileUtils.rm_f(filename)
FileUtils.rm_f(dbfile)
end
def test_structure_dump_with_ignore_tables
dbfile = @database
filename = "awesome-file.sql"
ActiveRecord::SchemaDumper.expects(:ignore_tables).returns(["foo"])
ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename, "/rails/root")
assert File.exist?(dbfile)
assert File.exist?(filename)
assert_match(/bar/, File.read(filename))
assert_no_match(/foo/, File.read(filename))
ensure
FileUtils.rm_f(filename)
FileUtils.rm_f(dbfile)
end
def test_structure_dump_execution_fails
dbfile = @database
filename = "awesome-file.sql"
Kernel.expects(:system).with("sqlite3", "--noop", "db_create.sqlite3", ".schema", out: "awesome-file.sql").returns(nil)
e = assert_raise(RuntimeError) do
with_structure_dump_flags(["--noop"]) do
quietly { ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename, "/rails/root") }
end
end
assert_match("failed to execute:", e.message)
ensure
FileUtils.rm_f(filename)
FileUtils.rm_f(dbfile)
end
private
def with_structure_dump_flags(flags)
old = ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags
ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags = flags
yield
ensure
ActiveRecord::Tasks::DatabaseTasks.structure_dump_flags = old
end
end
class SqliteStructureLoadTest < ActiveRecord::TestCase
def setup
@database = "db_create.sqlite3"
@configuration = {
"adapter" => "sqlite3",
"database" => @database
}
end
def test_structure_load
dbfile = @database
filename = "awesome-file.sql"
open(filename, "w") { |f| f.puts("select datetime('now', 'localtime');") }
ActiveRecord::Tasks::DatabaseTasks.structure_load @configuration, filename, "/rails/root"
assert File.exist?(dbfile)
ensure
FileUtils.rm_f(filename)
FileUtils.rm_f(dbfile)
end
end
end
end
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