diff options
5 files changed, 18 insertions, 24 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index e0528c1df6..54c4c62636 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -773,11 +773,7 @@ module ActiveRecord end # Verifies the existence of an index with a given name. - # - # The default argument is returned if the underlying implementation does not define the indexes method, - # as there's no way to determine the correct answer in that case. - def index_name_exists?(table_name, index_name, default) - return default unless respond_to?(:indexes) + def index_name_exists?(table_name, index_name, default = nil) index_name = index_name.to_s indexes(table_name).detect { |i| i.name == index_name } end @@ -1149,7 +1145,7 @@ module ActiveRecord validate_index_length!(table_name, index_name, options.fetch(:internal, false)) - if data_source_exists?(table_name) && index_name_exists?(table_name, index_name, false) + if data_source_exists?(table_name) && index_name_exists?(table_name, index_name) raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' already exists" end index_columns = quoted_columns_for_index(column_names, options).join(", ") diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index a4b1723fc7..f9dffbe87b 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -132,7 +132,7 @@ module ActiveRecord end # Verifies existence of an index with a given name. - def index_name_exists?(table_name, index_name, default) + def index_name_exists?(table_name, index_name, default = nil) table = Utils.extract_schema_qualified_name(table_name.to_s) index = Utils.extract_schema_qualified_name(index_name.to_s) diff --git a/activerecord/lib/active_record/migration/compatibility.rb b/activerecord/lib/active_record/migration/compatibility.rb index ffb54f5137..85032ce470 100644 --- a/activerecord/lib/active_record/migration/compatibility.rb +++ b/activerecord/lib/active_record/migration/compatibility.rb @@ -145,13 +145,13 @@ module ActiveRecord def index_name_for_remove(table_name, options = {}) index_name = index_name(table_name, options) - unless index_name_exists?(table_name, index_name, true) + unless index_name_exists?(table_name, index_name) if options.is_a?(Hash) && options.has_key?(:name) options_without_column = options.dup options_without_column.delete :column index_name_without_column = index_name(table_name, options_without_column) - return index_name_without_column if index_name_exists?(table_name, index_name_without_column, false) + return index_name_without_column if index_name_exists?(table_name, index_name_without_column) end raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb index 237e9ff6a5..8756507531 100644 --- a/activerecord/test/cases/adapters/postgresql/schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb @@ -301,13 +301,13 @@ class SchemaTest < ActiveRecord::PostgreSQLTestCase def test_index_name_exists with_schema_search_path(SCHEMA_NAME) do - assert @connection.index_name_exists?(TABLE_NAME, INDEX_A_NAME, true) - assert @connection.index_name_exists?(TABLE_NAME, INDEX_B_NAME, true) - assert @connection.index_name_exists?(TABLE_NAME, INDEX_C_NAME, true) - assert @connection.index_name_exists?(TABLE_NAME, INDEX_D_NAME, true) - assert @connection.index_name_exists?(TABLE_NAME, INDEX_E_NAME, true) - assert @connection.index_name_exists?(TABLE_NAME, INDEX_E_NAME, true) - assert_not @connection.index_name_exists?(TABLE_NAME, "missing_index", true) + assert @connection.index_name_exists?(TABLE_NAME, INDEX_A_NAME) + assert @connection.index_name_exists?(TABLE_NAME, INDEX_B_NAME) + assert @connection.index_name_exists?(TABLE_NAME, INDEX_C_NAME) + assert @connection.index_name_exists?(TABLE_NAME, INDEX_D_NAME) + assert @connection.index_name_exists?(TABLE_NAME, INDEX_E_NAME) + assert @connection.index_name_exists?(TABLE_NAME, INDEX_E_NAME) + assert_not @connection.index_name_exists?(TABLE_NAME, "missing_index") end end diff --git a/activerecord/test/cases/migration/index_test.rb b/activerecord/test/cases/migration/index_test.rb index 0f975026b8..9223af5102 100644 --- a/activerecord/test/cases/migration/index_test.rb +++ b/activerecord/test/cases/migration/index_test.rb @@ -31,9 +31,8 @@ module ActiveRecord connection.add_index(table_name, [:foo], name: "old_idx") connection.rename_index(table_name, "old_idx", "new_idx") - # if the adapter doesn't support the indexes call, pick defaults that let the test pass - assert_not connection.index_name_exists?(table_name, "old_idx", false) - assert connection.index_name_exists?(table_name, "new_idx", true) + assert_not connection.index_name_exists?(table_name, "old_idx") + assert connection.index_name_exists?(table_name, "new_idx") end def test_rename_index_too_long @@ -45,8 +44,7 @@ module ActiveRecord } 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) + assert connection.index_name_exists?(table_name, "old_idx") end def test_double_add_index @@ -63,7 +61,7 @@ module ActiveRecord def test_add_index_works_with_long_index_names connection.add_index(table_name, "foo", name: good_index_name) - assert connection.index_name_exists?(table_name, good_index_name, false) + assert connection.index_name_exists?(table_name, good_index_name) connection.remove_index(table_name, name: good_index_name) end @@ -75,7 +73,7 @@ module ActiveRecord } assert_match(/too long; the limit is #{connection.allowed_index_name_length} characters/, e.message) - assert_not connection.index_name_exists?(table_name, too_long_index_name, false) + assert_not connection.index_name_exists?(table_name, too_long_index_name) connection.add_index(table_name, "foo", name: good_index_name) end @@ -83,7 +81,7 @@ module ActiveRecord good_index_name = "x" * connection.index_name_length connection.add_index(table_name, "foo", name: good_index_name, internal: true) - assert connection.index_name_exists?(table_name, good_index_name, false) + assert connection.index_name_exists?(table_name, good_index_name) connection.remove_index(table_name, name: good_index_name) end |