Merge pull request #10043 from cconstantine/master

DB with postgres string array column doesn't load fixtures well

activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb

@@ -44,6 +44,21 @@ def pp(result)
           end
         end
 
+
+        # Inserts the given fixture into the table. 
+        def insert_fixture(fixture, table_name)
+          columns = schema_cache.columns_hash(table_name)
+
+          key_list   = []
+          value_list = fixture.map do |name, value|
+            key_list << quote_column_name(name)
+            [columns[name], value]
+          end
+
+          insert_statement = "INSERT INTO #{quote_table_name(table_name)} (#{key_list.join(", ")}) VALUES (#{key_list.count.times.map{|i| "$#{i+1}" }.join(", ")})"
+          exec_insert(insert_statement, 'Fixture Insert', value_list)
+        end
+
         # Executes a SELECT query and returns an array of rows. Each row is an
         # array of field values.
         def select_rows(sql, name = nil)

activerecord/test/cases/adapters/postgresql/array_test.rb

@@ -81,6 +81,12 @@ def test_contains_nils
     assert_cycle(['1',nil,nil])
   end
 
+  def test_insert_fixture
+    tag_values = ["val1", "val2", "val3_with_quote_'_char"]
+    @connection.insert_fixture({"tags" => ["val1", "val2", "val3_with_quote_'_char"]}, "pg_arrays" )
+    assert_equal(PgArray.last.tags, tag_values)
+  end
+
   private
   def assert_cycle array
     # test creation