Remove unnecessary `assert_valid_default`

This was added at c7c3f73 but it never raised because MySQL cannot
create text/blob columns with a default value.

1 files changed, 0 insertions, 7 deletions

diff --git a/activerecord/test/cases/column_definition_test.rb b/activerecord/test/cases/column_definition_test.rb
index 81162b7e98..78c0853992 100644
--- a/activerecord/test/cases/column_definition_test.rb
+++ b/activerecord/test/cases/column_definition_test.rb
@@ -60,15 +60,8 @@ module ActiveRecord
         end
 
         def test_should_not_set_default_for_blob_and_text_data_types
-          assert_raise ArgumentError do
-            MySQL::Column.new("title", "a", SqlTypeMetadata.new(sql_type: "blob"))
-          end
-
           text_type = MySQL::TypeMetadata.new(
             SqlTypeMetadata.new(type: :text))
-          assert_raise ArgumentError do
-            MySQL::Column.new("title", "Hello", text_type)
-          end
 
           text_column = MySQL::Column.new("title", nil, text_type)
           assert_equal nil, text_column.default