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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb28
-rw-r--r--activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb7
2 files changed, 21 insertions, 14 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 c61aae85d3..bdcdfe4982 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -768,7 +768,7 @@ module ActiveRecord
raise ArgumentError, "You must specify the index name"
end
else
- index_name(table_name, column: options)
+ index_name(table_name, index_name_options(options))
end
end
@@ -1123,18 +1123,14 @@ module ActiveRecord
end
def add_index_options(table_name, column_name, comment: nil, **options) # :nodoc:
- if column_name.is_a?(String) && /\W/.match?(column_name)
- column_names = column_name
- else
- column_names = Array(column_name)
- end
+ column_names = index_column_names(column_name)
options.assert_valid_keys(:unique, :order, :name, :where, :length, :internal, :using, :algorithm, :type)
index_type = options[:type].to_s if options.key?(:type)
index_type ||= options[:unique] ? "UNIQUE" : ""
index_name = options[:name].to_s if options.key?(:name)
- index_name ||= index_name(table_name, index_name_options(column_names))
+ index_name ||= index_name(table_name, column_names)
if options.key?(:algorithm)
algorithm = index_algorithms.fetch(options[:algorithm]) {
@@ -1214,13 +1210,13 @@ module ActiveRecord
if options.is_a?(Hash)
checks << lambda { |i| i.name == options[:name].to_s } if options.key?(:name)
- column_names = Array(options[:column]).map(&:to_s)
+ column_names = index_column_names(options[:column])
else
- column_names = Array(options).map(&:to_s)
+ column_names = index_column_names(options)
end
- if column_names.any?
- checks << lambda { |i| i.columns.join("_and_") == column_names.join("_and_") }
+ if column_names.present?
+ checks << lambda { |i| index_name(table_name, i.columns) == index_name(table_name, column_names) }
end
raise ArgumentError, "No name or columns specified" if checks.none?
@@ -1267,8 +1263,16 @@ module ActiveRecord
AlterTable.new create_table_definition(name)
end
+ def index_column_names(column_names)
+ if column_names.is_a?(String) && /\W/.match?(column_names)
+ column_names
+ else
+ Array(column_names)
+ end
+ end
+
def index_name_options(column_names)
- if column_names.is_a?(String)
+ if column_names.is_a?(String) && /\W/.match?(column_names)
column_names = column_names.scan(/\w+/).join("_")
end
diff --git a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb
index e6af93a53e..4de04646ed 100644
--- a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb
@@ -263,9 +263,12 @@ module ActiveRecord
def test_index_with_opclass
with_example_table do
- @connection.add_index "ex", "data varchar_pattern_ops", name: "with_opclass"
- index = @connection.indexes("ex").find { |idx| idx.name == "with_opclass" }
+ @connection.add_index "ex", "data varchar_pattern_ops"
+ index = @connection.indexes("ex").find { |idx| idx.name == "index_ex_on_data_varchar_pattern_ops" }
assert_equal "data varchar_pattern_ops", index.columns
+
+ @connection.remove_index "ex", "data varchar_pattern_ops"
+ assert_not @connection.indexes("ex").find { |idx| idx.name == "index_ex_on_data_varchar_pattern_ops" }
end
end