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-rw-r--r--activerecord/test/cases/adapters/postgresql/active_schema_test.rb8
-rw-r--r--activerecord/test/cases/adapters/postgresql/schema_test.rb2
-rw-r--r--activerecord/test/cases/migration/compatibility_test.rb42
-rw-r--r--activerecord/test/cases/migration/index_test.rb10
4 files changed, 57 insertions, 5 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
index 24def31e36..ed44bf7362 100644
--- a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
@@ -54,8 +54,10 @@ class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase
end
def test_remove_index
- # remove_index calls index_name_exists? which can't work since execute is stubbed
- ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_exists?) { |*| true }
+ # remove_index calls index_name_for_remove which can't work since execute is stubbed
+ ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_for_remove) do |*|
+ 'index_people_on_last_name'
+ end
expected = %(DROP INDEX CONCURRENTLY "index_people_on_last_name")
assert_equal expected, remove_index(:people, name: "index_people_on_last_name", algorithm: :concurrently)
@@ -64,7 +66,7 @@ class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase
add_index(:people, :last_name, algorithm: :copy)
end
- ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_exists?
+ ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_for_remove
end
private
diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb
index 7c9169f6e2..da30ad8a62 100644
--- a/activerecord/test/cases/adapters/postgresql/schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb
@@ -323,8 +323,6 @@ class SchemaTest < ActiveRecord::PostgreSQLTestCase
def test_with_uppercase_index_name
@connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)"
- assert_nothing_raised { @connection.remove_index "things", name: "#{SCHEMA_NAME}.things_Index"}
- @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)"
with_schema_search_path SCHEMA_NAME do
assert_nothing_raised { @connection.remove_index "things", name: "things_Index"}
diff --git a/activerecord/test/cases/migration/compatibility_test.rb b/activerecord/test/cases/migration/compatibility_test.rb
new file mode 100644
index 0000000000..267d2fcccc
--- /dev/null
+++ b/activerecord/test/cases/migration/compatibility_test.rb
@@ -0,0 +1,42 @@
+require 'cases/helper'
+
+module ActiveRecord
+ class Migration
+ class CompatibilityTest < ActiveRecord::TestCase
+ attr_reader :connection
+ self.use_transactional_tests = false
+
+ def setup
+ super
+ @connection = ActiveRecord::Base.connection
+ @verbose_was = ActiveRecord::Migration.verbose
+ ActiveRecord::Migration.verbose = false
+
+ connection.create_table :testings do |t|
+ t.column :foo, :string, :limit => 100
+ t.column :bar, :string, :limit => 100
+ end
+ end
+
+ teardown do
+ connection.drop_table :testings rescue nil
+ ActiveRecord::Migration.verbose = @verbose_was
+ end
+
+ def test_migration_doesnt_remove_named_index
+ connection.add_index :testings, :foo, :name => "custom_index_name"
+
+ migration = Class.new(ActiveRecord::Migration[4.2]) {
+ def version; 101 end
+ def migrate(x)
+ remove_index :testings, :foo
+ end
+ }.new
+
+ assert connection.index_exists?(:testings, :foo, name: "custom_index_name")
+ assert_raise(StandardError) { ActiveRecord::Migrator.new(:up, [migration]).migrate }
+ assert connection.index_exists?(:testings, :foo, name: "custom_index_name")
+ end
+ end
+ end
+end
diff --git a/activerecord/test/cases/migration/index_test.rb b/activerecord/test/cases/migration/index_test.rb
index 33ff0ee73d..5abd37bfa2 100644
--- a/activerecord/test/cases/migration/index_test.rb
+++ b/activerecord/test/cases/migration/index_test.rb
@@ -130,7 +130,17 @@ module ActiveRecord
def test_named_index_exists
connection.add_index :testings, :foo, :name => "custom_index_name"
+ assert connection.index_exists?(:testings, :foo)
assert connection.index_exists?(:testings, :foo, :name => "custom_index_name")
+ assert !connection.index_exists?(:testings, :foo, :name => "other_index_name")
+ end
+
+ def test_remove_named_index
+ connection.add_index :testings, :foo, :name => "custom_index_name"
+
+ assert connection.index_exists?(:testings, :foo)
+ connection.remove_index :testings, :foo
+ assert !connection.index_exists?(:testings, :foo)
end
def test_add_index_attribute_length_limit