Postgresql doesn't accepts limits on text columns.

2 files changed, 23 insertions, 0 deletions

diff --git a/activerecord/test/cases/adapters/postgresql/sql_types_test.rb b/activerecord/test/cases/adapters/postgresql/sql_types_test.rb
new file mode 100644
index 0000000000..d7d40f6385
--- /dev/null
+++ b/activerecord/test/cases/adapters/postgresql/sql_types_test.rb
@@ -0,0 +1,18 @@
+require "cases/helper"
+
+class SqlTypesTest < ActiveRecord::TestCase
+  def test_binary_types
+    assert_equal 'bytea', type_to_sql(:binary, 100_000)
+    assert_raise ActiveRecord::ActiveRecordError do
+      type_to_sql :binary, 4294967295
+    end
+    assert_equal 'text', type_to_sql(:text, 100_000)
+    assert_raise ActiveRecord::ActiveRecordError do
+      type_to_sql :text, 4294967295
+    end
+  end
+
+  def type_to_sql(*args)
+    ActiveRecord::Base.connection.type_to_sql(*args)
+  end
+end
diff --git a/activerecord/test/schema/postgresql_specific_schema.rb b/activerecord/test/schema/postgresql_specific_schema.rb
index d0e7338f15..0cfde83778 100644
--- a/activerecord/test/schema/postgresql_specific_schema.rb
+++ b/activerecord/test/schema/postgresql_specific_schema.rb
@@ -192,5 +192,10 @@ end
 _SQL
 rescue #This version of PostgreSQL either has no XML support or is was not compiled with XML support: skipping table
   end
+
+  create_table :limitless_fields, force: true do |t|
+    t.binary :binary, limit: 100_000
+    t.text :text, limit: 100_000
+  end
 end