aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases/migration/index_test.rb
diff options
context:
space:
mode:
Diffstat (limited to 'activerecord/test/cases/migration/index_test.rb')
-rw-r--r--activerecord/test/cases/migration/index_test.rb20
1 files changed, 20 insertions, 0 deletions
diff --git a/activerecord/test/cases/migration/index_test.rb b/activerecord/test/cases/migration/index_test.rb
index 93c3bfae7a..b23b9a679f 100644
--- a/activerecord/test/cases/migration/index_test.rb
+++ b/activerecord/test/cases/migration/index_test.rb
@@ -36,6 +36,20 @@ module ActiveRecord
assert connection.index_name_exists?(table_name, 'new_idx', true)
end
+ def test_rename_index_too_long
+ too_long_index_name = good_index_name + 'x'
+ # keep the names short to make Oracle and similar behave
+ connection.add_index(table_name, [:foo], :name => 'old_idx')
+ e = assert_raises(ArgumentError) {
+ connection.rename_index(table_name, 'old_idx', too_long_index_name)
+ }
+ assert_match(/too long; the limit is #{connection.allowed_index_name_length} characters/, e.message)
+
+ # if the adapter doesn't support the indexes call, pick defaults that let the test pass
+ assert connection.index_name_exists?(table_name, 'old_idx', false)
+ end
+
+
def test_double_add_index
connection.add_index(table_name, [:foo], :name => 'some_idx')
assert_raises(ArgumentError) {
@@ -95,6 +109,12 @@ module ActiveRecord
assert connection.index_exists?(:testings, [:foo, :bar])
end
+ def test_index_exists_with_custom_name_checks_columns
+ connection.add_index :testings, [:foo, :bar], name: "my_index"
+ assert connection.index_exists?(:testings, [:foo, :bar], name: "my_index")
+ assert_not connection.index_exists?(:testings, [:foo], name: "my_index")
+ end
+
def test_valid_index_options
assert_raise ArgumentError do
connection.add_index :testings, :foo, unqiue: true