From 9e1740af9c1a00980b30c66aba3c223c33e646e4 Mon Sep 17 00:00:00 2001
From: Carlos Antonio da Silva <carlosantoniodasilva@gmail.com>
Date: Fri, 20 Dec 2013 08:45:54 -0200
Subject: [PATCH] Tidy up fix for PG extensions quoting

Always pass in the column for quote_bound_value and quote using it in
case it exists there.
---
 activerecord/CHANGELOG.md                              |  4 ++--
 activerecord/lib/active_record/sanitization.rb         | 10 ++++++----
 .../test/cases/adapters/postgresql/array_test.rb       |  8 ++++++--
 .../test/cases/adapters/postgresql/hstore_test.rb      |  8 ++++++--
 .../test/cases/adapters/postgresql/json_test.rb        |  8 ++++++--
 5 files changed, 26 insertions(+), 12 deletions(-)

diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 3521e3a9ab..f08f3024b9 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,9 +1,9 @@
 *   Fixed `update_column`, `update_columns`, and `update_all` to correctly serialize
-    values for `array`, `hstore` and `json` column types in `PostgreSQL`.
+    values for `array`, `hstore` and `json` column types in PostgreSQL.
 
     Fixes #12261.
 
-    *Tadas Tamosauskas*
+    *Tadas Tamosauskas*, *Carlos Antonio da Silva*
 
 *   Do not consider PostgreSQL array columns as number or text columns.
 
diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb
index bc78c3858a..dacaec26b7 100644
--- a/activerecord/lib/active_record/sanitization.rb
+++ b/activerecord/lib/active_record/sanitization.rb
@@ -100,8 +100,9 @@ module ActiveRecord
       #   { status: nil, group_id: 1 }
       #     # => "status = NULL , group_id = 1"
       def sanitize_sql_hash_for_assignment(attrs, table)
+        c = connection
         attrs.map do |attr, value|
-          "#{connection.quote_table_name_for_assignment(table, attr)} = #{quote_bound_value(value, connection, columns_hash[attr.to_s])}"
+          "#{c.quote_table_name_for_assignment(table, attr)} = #{quote_bound_value(value, c, columns_hash[attr.to_s])}"
         end.join(', ')
       end
 
@@ -153,15 +154,16 @@ module ActiveRecord
       end
 
       def quote_bound_value(value, c = connection, column = nil) #:nodoc:
-        db_native_type = column && (column.respond_to?(:array) && column.array || [:json, :hstore].include?(column.type) )
-        if value.respond_to?(:map) && !value.acts_like?(:string) && !db_native_type
+        if column
+          c.quote(value, column)
+        elsif value.respond_to?(:map) && !value.acts_like?(:string)
           if value.respond_to?(:empty?) && value.empty?
             c.quote(nil)
           else
             value.map { |v| c.quote(v) }.join(',')
           end
         else
-          c.quote(value, column)
+          c.quote(value)
         end
       end
 
diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb
index cf059d20e2..d71e2aa2bb 100644
--- a/activerecord/test/cases/adapters/postgresql/array_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/array_test.rb
@@ -129,9 +129,13 @@ class PostgresqlArrayTest < ActiveRecord::TestCase
   end
 
   def test_update_all
-    PgArray.create! tags: ["one", "two", "three"]
+    pg_array = PgArray.create! tags: ["one", "two", "three"]
+
     PgArray.update_all tags: ["four", "five"]
-    assert_equal ["four", "five"], PgArray.first.tags
+    assert_equal ["four", "five"], pg_array.reload.tags
+
+    PgArray.update_all tags: []
+    assert_equal [], pg_array.reload.tags
   end
 
   private
diff --git a/activerecord/test/cases/adapters/postgresql/hstore_test.rb b/activerecord/test/cases/adapters/postgresql/hstore_test.rb
index 730020b5c8..6df5d8f533 100644
--- a/activerecord/test/cases/adapters/postgresql/hstore_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/hstore_test.rb
@@ -208,9 +208,13 @@ class PostgresqlHstoreTest < ActiveRecord::TestCase
     end
 
     def test_update_all
-      Hstore.create! tags: { "one" => "two" }
+      hstore = Hstore.create! tags: { "one" => "two" }
+
       Hstore.update_all tags: { "three" => "four" }
-      assert_equal({ "three" => "four" }, Hstore.first.tags)
+      assert_equal({ "three" => "four" }, hstore.reload.tags)
+
+      Hstore.update_all tags: { }
+      assert_equal({ }, hstore.reload.tags)
     end
   end
 
diff --git a/activerecord/test/cases/adapters/postgresql/json_test.rb b/activerecord/test/cases/adapters/postgresql/json_test.rb
index 10efa8b802..01e7334aad 100644
--- a/activerecord/test/cases/adapters/postgresql/json_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/json_test.rb
@@ -123,8 +123,12 @@ class PostgresqlJSONTest < ActiveRecord::TestCase
   end
 
   def test_update_all
-    JsonDataType.create! payload: { "one" => "two" }
+    json = JsonDataType.create! payload: { "one" => "two" }
+
     JsonDataType.update_all payload: { "three" => "four" }
-    assert_equal({ "three" => "four" }, JsonDataType.first.payload)
+    assert_equal({ "three" => "four" }, json.reload.payload)
+
+    JsonDataType.update_all payload: { }
+    assert_equal({ }, json.reload.payload)
   end
 end