[112] Detect SQLite3 version on JRuby
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@ -66,10 +66,14 @@ module ChiliProject
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version = ActiveRecord::Base.connection.select_value('SELECT version()')
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raw ? version : version.match(/^PostgreSQL (\S+)/i)[1]
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when :sqlite
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if SQLite3.const_defined? 'SQLITE_VERSION'
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SQLite3::SQLITE_VERSION
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if RUBY_ENGINE == 'jruby'
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Jdbc::SQLite3::VERSION
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else
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SQLite3::Driver::Native::API.sqlite3_libversion
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if SQLite3.const_defined? 'SQLITE_VERSION'
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SQLite3::SQLITE_VERSION
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else
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SQLite3::Driver::Native::API.sqlite3_libversion
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end
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end
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end
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end
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@ -36,22 +36,53 @@ class ChiliProject::DatabaseTest < ActiveSupport::TestCase
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begin
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ChiliProject::Database.stubs(:adapter_name).returns "SQLite"
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# if we run the tests on sqlite, just stub the version method
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if Object.const_defined? 'SQLite3'
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SQLite3::Driver::Native::API.stubs(:sqlite3_libversion).returns "1.2.3"
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if RUBY_ENGINE == 'jruby'
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# If we have the SQLite3 gem installed, save the old constant
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if Object.const_defined?('Jdbc') && Jdbc::SQLite3.const_defined?('SQLite3')
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sqlite3_version = Jdbc::SQLite3::VERSION
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# else create the module for this test
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else
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module ::Jdbc; module SQLite3; end ;end
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created_module = true
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end
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silence_warnings { ::Jdbc::SQLite3.const_set('VERSION', "1.2.3") }
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else
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# if we don't have any sqlite3 module, stub the whole module
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module ::SQLite3; module Driver; module Native; module API
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def self.sqlite3_libversion; "1.2.3"; end
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end; end; end; end
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created_stub = true
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# If we run the tests on a newer SQLite3, stub the VERSION constant
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if Object.const_defined?('SQLite3') && SQLite3.const_defined?('SQLITE_VERSION')
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sqlite3_version = SQLite3::SQLITE_VERSION
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silence_warnings { ::SQLite3.const_set('SQLITE_VERSION', "1.2.3") }
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# On an older SQLite3, stub the C-provided sqlite3_libversion method
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elsif %w(SQLite3 Driver Native API).inject(Object){ |m, defined|
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m = (m && m.const_defined?(defined)) ? m.const_get(defined) : false
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}
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SQLite3::Driver::Native::API.stubs('sqlite3_libversion').returns "1.2.3"
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# Fallback if nothing else worked: Stub the old SQLite3 API
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else
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# if we don't have any sqlite3 module, stub the whole module
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module ::SQLite3; module Driver; module Native; module API
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def self.sqlite3_libversion; "1.2.3"; end
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end; end; end; end
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created_module = true
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end
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end
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assert_equal "1.2.3", ChiliProject::Database.version
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assert_equal "1.2.3", ChiliProject::Database.version(true)
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ensure
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# Clean up after us
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Object.instance_eval{remove_const :SQLite3 } if created_stub
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if RUBY_ENGINE == 'jruby'
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if created_module
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Jdbc.instance_eval{remove_const 'SQLite3' }
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elsif sqlite3_version
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silence_warnings { Jdbc::SQLite3.const_set('VERSION', sqlite3_version) }
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end
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else
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if created_module
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Object.instance_eval{remove_const 'SQLite3' }
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elsif sqlite3_version
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silence_warnings { SQLite3.const_set('SQLITE_VERSION', sqlite3_version) }
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end
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end
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end
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end
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