Merge pull request #1153 from JesseChavez/rails_71_support_arjdbc_pos…

…tgres

Fix some arjdbc postgres tests to support AR 7.1

lib/arjdbc/abstract/connection_management.rb

@@ -41,7 +41,7 @@ def disconnect!
       # DIFFERENCE: we delve into jdbc shared code and this does self.class.new_client.
       def connect
         @raw_connection = self.class.new_client(@connection_parameters, self)
-      rescue ConnectionNotEstablished => ex
+      rescue ActiveRecord::ConnectionNotEstablished => ex
         raise ex.set_pool(@pool)
       end
 

lib/arjdbc/postgresql/adapter.rb

@@ -13,6 +13,7 @@
 require 'active_record/connection_adapters/postgresql/schema_statements'
 require 'active_record/connection_adapters/postgresql/type_metadata'
 require 'active_record/connection_adapters/postgresql/utils'
+
 require 'arjdbc/abstract/core'
 require 'arjdbc/abstract/connection_management'
 require 'arjdbc/abstract/database_statements'
@@ -21,6 +22,8 @@
 require 'arjdbc/postgresql/base/array_decoder'
 require 'arjdbc/postgresql/base/array_encoder'
 require 'arjdbc/postgresql/name'
+require 'arjdbc/postgresql/schema_statements'
+
 require 'active_model'
 
 module ArJdbc
@@ -97,8 +100,7 @@ def configure_connection
         end
       end
 
-      @type_map = Type::HashLookupTypeMap.new
-      initialize_type_map
+      reload_type_map
     end
 
     # @private
@@ -125,7 +127,7 @@ def configure_connection
       inet:         { name: 'inet' },
       int4range:    { name: 'int4range' },
       int8range:    { name: 'int8range' },
-      integer:      { name: 'integer' },
+      integer:      { name: 'integer', limit: 4 },
       interval:     { name: 'interval' },
       json:         { name: 'json' },
       jsonb:        { name: 'jsonb' },
@@ -752,6 +754,7 @@ class PostgreSQLAdapter < AbstractAdapter
 
     require 'arjdbc/postgresql/oid_types'
     include ::ArJdbc::PostgreSQL::OIDTypes
+    include ::ArJdbc::PostgreSQL::SchemaStatements
 
     include ::ArJdbc::PostgreSQL::ColumnHelpers
 

lib/arjdbc/postgresql/oid_types.rb

@@ -118,8 +118,15 @@ def get_oid_type(oid, fmod, column_name, sql_type = '') # :nodoc:
       end
 
       def reload_type_map
-          type_map.clear
+        @lock.synchronize do
+          if @type_map
+            type_map.clear
+          else
+            @type_map = Type::HashLookupTypeMap.new
+          end
+
           initialize_type_map
+        end
       end
 
         def initialize_type_map_inner(m)
@@ -274,10 +281,6 @@ def extract_precision(sql_type)
         $1.to_i if sql_type =~ /\((\d+)(,\d+)?\)/
       end
 
-      def extract_limit(sql_type)
-        $1.to_i if sql_type =~ /\((.*)\)/
-      end
-
       # Support arrays/ranges for defining attributes that don't exist in the db
       ActiveRecord::Type.add_modifier({ array: true }, OID::Array, adapter: :postgresql)
       ActiveRecord::Type.add_modifier({ range: true }, OID::Range, adapter: :postgresql)

lib/arjdbc/postgresql/schema_statements.rb

@@ -0,0 +1,57 @@
+# frozen_string_literal: true
+
+module ArJdbc
+  module PostgreSQL
+    module SchemaStatements
+      ForeignKeyDefinition = ActiveRecord::ConnectionAdapters::ForeignKeyDefinition
+      Utils = ActiveRecord::ConnectionAdapters::PostgreSQL::Utils
+
+      def foreign_keys(table_name)
+        scope = quoted_scope(table_name)
+        fk_info = internal_exec_query(<<~SQL, "SCHEMA", allow_retry: true, materialize_transactions: false)
+          SELECT t2.oid::regclass::text AS to_table, a1.attname AS column, a2.attname AS primary_key, c.conname AS name, c.confupdtype AS on_update, c.confdeltype AS on_delete, c.convalidated AS valid, c.condeferrable AS deferrable, c.condeferred AS deferred, c.conkey, c.confkey, c.conrelid, c.confrelid
+          FROM pg_constraint c
+          JOIN pg_class t1 ON c.conrelid = t1.oid
+          JOIN pg_class t2 ON c.confrelid = t2.oid
+          JOIN pg_attribute a1 ON a1.attnum = c.conkey[1] AND a1.attrelid = t1.oid
+          JOIN pg_attribute a2 ON a2.attnum = c.confkey[1] AND a2.attrelid = t2.oid
+          JOIN pg_namespace t3 ON c.connamespace = t3.oid
+          WHERE c.contype = 'f'
+            AND t1.relname = #{scope[:name]}
+            AND t3.nspname = #{scope[:schema]}
+          ORDER BY c.conname
+        SQL
+
+        fk_info.map do |row|
+          to_table = Utils.unquote_identifier(row["to_table"])
+          # conkey = row["conkey"].scan(/\d+/).map(&:to_i)
+          # confkey = row["confkey"].scan(/\d+/).map(&:to_i)
+          conkey = row["conkey"]
+          confkey = row["confkey"]
+
+          if conkey.size > 1
+            column = column_names_from_column_numbers(row["conrelid"], conkey)
+            primary_key = column_names_from_column_numbers(row["confrelid"], confkey)
+          else
+            column = Utils.unquote_identifier(row["column"])
+            primary_key = row["primary_key"]
+          end
+
+          options = {
+            column: column,
+            name: row["name"],
+            primary_key: primary_key
+          }
+
+          options[:on_delete] = extract_foreign_key_action(row["on_delete"])
+          options[:on_update] = extract_foreign_key_action(row["on_update"])
+          options[:deferrable] = extract_constraint_deferrable(row["deferrable"], row["deferred"])
+
+          options[:validate] = row["valid"]
+
+          ForeignKeyDefinition.new(table_name, to_table, options)
+        end
+      end
+    end
+  end
+end

test/db/postgresql/hstore_test.rb

@@ -6,7 +6,8 @@ class PostgreSQLHstoreTest < Test::Unit::TestCase
 
   class Hstore < ActiveRecord::Base
     self.table_name = 'hstores'
-    store :tags, :accessors => [ :name ]
+
+    store_accessor :tags, [:name]
   end
 
   def setup
@@ -36,18 +37,17 @@ def teardown
 
   def test_parse
     column_type = Hstore.type_for_attribute('tags')
-    assert_equal({},  column_type.deserialize(''))
-    assert_equal({'1' => '2'},  column_type.deserialize('"1"=>"2"'))
-    assert_equal({'key'=>nil},  column_type.deserialize('key => NULL'))
-    assert_equal({'c'=>'}','"a"'=>'b "a b'}, column_type.deserialize(%q(c=>"}", "\"a\""=>"b \"a b")))
+
+    assert_equal({}, column_type.deserialize(''))
+    assert_equal({ '1' => '2' }, column_type.deserialize('"1"=>"2"'))
   end
 
   def test_store_select
     @connection.execute "insert into hstores (tags) VALUES ('name=>ferko,type=>suska')"
     x = Hstore.first
+
     assert_equal 'ferko', x.name
-    assert_equal 'suska', x.tags[:type]
-    assert_instance_of ActiveSupport::HashWithIndifferentAccess, x.tags
+    assert_equal 'suska', x.tags['type']
+    assert_instance_of Hash, x.tags
   end
-
 end

test/db/postgresql/jdbc_postgres_test.rb

@@ -2,8 +2,6 @@
 
 module Jdbc
   class PostgresTest < Test::Unit::TestCase
-
-    SKIP_TESTS = false
     SYSTEM_ENV = ENV_JAVA.dup
 
     setup do
@@ -16,37 +14,16 @@ class PostgresTest < Test::Unit::TestCase
 
     test('some') { assert Jdbc::Postgres }
 
-    test 'returns jdbc version 4.1 on java 7' do
-      ENV_JAVA[ 'java.specification.version' ] = '1.7'
-      assert_equal 7, Jdbc::Postgres.send(:jre_version)
-    end unless SKIP_TESTS
-
-    test 'returns jdbc version default (4.2) on java 8/9' do
-      ENV_JAVA[ 'java.specification.version' ] = '1.8'
-      assert_nil Jdbc::Postgres.send(:jre_version)
+    test 'returns jdbc version default (4.2) on java 8' do
+      ENV_JAVA['java.specification.version'] = '1.8'
 
-      ENV_JAVA[ 'java.specification.version' ] = '9'
       assert_nil Jdbc::Postgres.send(:jre_version)
-    end unless SKIP_TESTS
-
-    context 'load-driver' do
-
-      ROOT_DIR = File.expand_path('../../..', File.dirname(__FILE__))
-
-      @@driver_dir = File.join(ROOT_DIR, 'jdbc-postgres/lib')
+    end
 
-      test 'on java 7' do
-        ENV_JAVA[ 'java.specification.version' ] = '1.7'
-        Jdbc::Postgres.expects(:load).with do |driver_jar|
-          assert_match(/.jre7.jar$/, driver_jar)
-          full_path = File.join(@@driver_dir, driver_jar)
-          assert File.exist?(full_path), "#{driver_jar.inspect} not found in: #{@@driver_dir.inspect}"
-          true
-        end
-        Jdbc::Postgres.load_driver
-      end
+    test 'returns jdbc version 4.2 on java 11' do
+      ENV_JAVA['java.specification.version'] = '11'
 
+      assert_nil Jdbc::Postgres.send(:jre_version)
     end
-
-  end if defined? JRUBY_VERSION
+  end
 end

test/db/postgresql/native_types_test.rb

@@ -19,7 +19,8 @@ def self.up
         "bigint_serial_should_be_integer bigint default nextval('seq_pk_customers')",
         "integer_serial_should_be_integer integer default nextval('seq_pk_customers')",
         "varchar_should_be_string varchar(2)",
-        "timestamp_should_be_datetime timestamp",
+        "timestamp_should_be_timestamp timestamp",
+        "timestamptz_should_be_timestamptz timestamptz",
         "bytea_should_be_binary bytea",
         "double_precision_should_be_float double precision",
         "real_should_be_float real",
@@ -69,8 +70,14 @@ def test_varchar_should_be_mapped_to_string
     assert_instance_of ActiveModel::Type::String, column_type("varchar_should_be_string")
   end
 
-  def test_timestamp_should_be_mapped_to_datetime
-    assert_instance_of OID::DateTime, column_type("timestamp_should_be_datetime")
+  def test_timestamp_should_be_mapped_to_timestamp
+    assert_kind_of OID::DateTime, column_type("timestamp_should_be_timestamp")
+    assert_instance_of OID::Timestamp, column_type("timestamp_should_be_timestamp")
+  end
+
+  def test_timestamptz_should_be_mapped_to_timestamptz
+    assert_kind_of OID::DateTime, column_type("timestamptz_should_be_timestamptz")
+    assert_instance_of OID::TimestampWithTimeZone, column_type("timestamptz_should_be_timestamptz")
   end
 
   def test_bytea_should_be_mapped_to_binary

test/db/postgresql/schema_dump_test.rb

@@ -58,6 +58,7 @@ def test_schema_dump_should_not_have_limits_on_text_or_date
   def test_schema_dump_integer_with_no_limit_should_have_no_limit
     dump = dump_with_data_types
     lines = dump.lines.grep(/sample_integer_no_limit/)
+
     assert ! lines.empty?
     lines.each { |line| assert line !~ /:limit|limit:/ }
   end

test/db/postgresql/simple_test.rb

@@ -58,6 +58,27 @@ def test_custom_select_date
     assert_equal my_date, sample_date
   end
 
+  # @override
+  def test_big_decimal
+    test_value = BigDecimal('9876543210_9876543210_9876543210.0')
+
+    conn = DbType.connection
+
+    if conn.prepared_statements?
+      db_type = DbType.create!(big_decimal: test_value)
+      db_type = DbType.find(db_type.id)
+      assert_kind_of Integer, db_type.big_decimal
+      assert_equal test_value, db_type.big_decimal
+    else
+      # it seems the patch applies when prepared statements is disabled
+      # https://discuss.rubyonrails.org/t/cve-2022-44566-possible-denial-of-service-vulnerability-in-activerecords-postgresql-adapter/82119
+      # /~https://github.com/rails/rails/commit/4f44aa9d514e701ada92b5cf08beccf566eeaebf
+      assert_raise ActiveRecord::ConnectionAdapters::PostgreSQL::Quoting::IntegerOutOf64BitRange do
+        DbType.create!(big_decimal: test_value)
+      end
+    end
+  end
+
   def test_encoding
     assert_not_nil connection.encoding
   end
@@ -344,6 +365,7 @@ def test_foreign_keys
       t.string :title
       t.references :db_type, :index => true, :foreign_key => true
     end
+
     assert_equal 1, connection.foreign_keys('db_posts').size
     assert_equal 'db_posts', connection.foreign_keys('db_posts')[0].from_table
     assert_equal 'db_types', connection.foreign_keys('db_posts')[0].to_table

test/db/postgresql/table_name_test.rb

@@ -88,8 +88,8 @@ class SerialWithTrigger < ActiveRecord::Base;
 
   test 'serial with trigger' do
     sn = SerialWithTrigger.create! :value => 1234567890.to_s
-    assert sn.reload
 
+    assert sn.reload
     SerialWithTrigger.columns
   end
 

test/rake_test_support.rb

@@ -122,10 +122,12 @@ def new_application
   # (Test) Helpers :
 
   def create_schema_migrations_table(connection = ActiveRecord::Base.connection)
-    schema_migration = ActiveRecord::SchemaMigration.table_name
-    return if connection.data_source_exists?(schema_migration)
-    connection.create_table(schema_migration, :id => false) do |t|
-      t.column :version, :string, :null => false
+    schema_migration = connection.schema_migration
+
+    return if schema_migration.table_exists?
+
+    connection.create_table(schema_migration.table_name, id: false) do |t|
+      t.column :version, :string, null: false
     end
   end