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require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class SQLite3AdapterTest < ActiveRecord::TestCase
def setup
@conn = Base.sqlite3_connection :database => ':memory:',
:adapter => 'sqlite3',
:timeout => 100
end
def test_connection_no_db
assert_raises(ArgumentError) do
Base.sqlite3_connection {}
end
end
def test_connection_no_adapter
assert_raises(ArgumentError) do
Base.sqlite3_connection :database => ':memory:'
end
end
def test_connection_wrong_adapter
assert_raises(ArgumentError) do
Base.sqlite3_connection :database => ':memory:',:adapter => 'vuvuzela'
end
end
def test_bad_timeout
assert_raises(TypeError) do
Base.sqlite3_connection :database => ':memory:',
:adapter => 'sqlite3',
:timeout => 'usa'
end
end
# connection is OK with a nil timeout
def test_nil_timeout
conn = Base.sqlite3_connection :database => ':memory:',
:adapter => 'sqlite3',
:timeout => nil
assert conn, 'made a connection'
end
def test_connect
assert @conn, 'should have connection'
end
# sqlite3 defaults to UTF-8 encoding
def test_encoding
assert_equal 'UTF-8', @conn.encoding
end
def test_bind_value_substitute
bind_param = @conn.substitute_for('foo', [])
assert_equal Arel.sql('?'), bind_param
end
def test_exec_no_binds
@conn.exec('create table ex(id int, data string)')
result = @conn.exec('SELECT id, data FROM ex')
assert_equal 0, result.rows.length
assert_equal 2, result.columns.length
assert_equal %w{ id data }, result.columns
@conn.exec('INSERT INTO ex (id, data) VALUES (1, "foo")')
result = @conn.exec('SELECT id, data FROM ex')
assert_equal 1, result.rows.length
assert_equal 2, result.columns.length
assert_equal [[1, 'foo']], result.rows
end
def test_exec_with_binds
@conn.exec('create table ex(id int, data string)')
@conn.exec('INSERT INTO ex (id, data) VALUES (1, "foo")')
result = @conn.exec(
'SELECT id, data FROM ex WHERE id = ?', nil, [[nil, 1]])
assert_equal 1, result.rows.length
assert_equal 2, result.columns.length
assert_equal [[1, 'foo']], result.rows
end
def test_exec_typecasts_bind_vals
@conn.exec('create table ex(id int, data string)')
@conn.exec('INSERT INTO ex (id, data) VALUES (1, "foo")')
column = @conn.columns('ex').find { |col| col.name == 'id' }
result = @conn.exec(
'SELECT id, data FROM ex WHERE id = ?', nil, [[column, '1-fuu']])
assert_equal 1, result.rows.length
assert_equal 2, result.columns.length
assert_equal [[1, 'foo']], result.rows
end
end
end
end
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