tmp: check difference between versions

Author: BuonOmo

.github/workflows/ci.yml

@@ -88,4 +88,4 @@ jobs:
           done
           cat ${{ github.workspace }}/setup.sql | cockroach sql --insecure
       - name: Test
-        run: bundle exec rake test TESTOPTS='--profile=5'
+        run: bundle exec rake test TESTOPTS='--profile=5' TEST_FILES=test/cases/reproduction_test.rb

bin/console

@@ -12,20 +12,22 @@ require "activerecord-cockroachdb-adapter"
 #       structure_load(Post.connection_db_config, "awesome-file.sql")
 require "active_record/connection_adapters/cockroachdb/database_tasks"
 
+DB_NAME = "ar_crdb_console"
+
 schema_kind = ENV.fetch("SCHEMA_KIND", ENV.fetch("SCHEMA", "default"))
 
-system("cockroach sql --insecure --host=localhost:26257 --execute='drop database if exists ar_crdb_console'",
+system("cockroach sql --insecure --host=localhost:26257 --execute='drop database if exists #{DB_NAME}'",
   exception: true)
-system("cockroach sql --insecure --host=localhost:26257 --execute='create database ar_crdb_console'",
+system("cockroach sql --insecure --host=localhost:26257 --execute='create database #{DB_NAME}'",
   exception: true)
 
 ActiveRecord::Base.establish_connection(
-  #Alternative version:  "cockroachdb://root@localhost:26257/ar_crdb_console"
+  #Alternative version:  "cockroachdb://root@localhost:26257/#{DB_NAME}"
   adapter: "cockroachdb",
   host: "localhost",
   port: 26257,
   user: "root",
-  database: "ar_crdb_console"
+  database: DB_NAME
 )
 
 load "#{__dir__}/console_schemas/#{schema_kind}.rb"

bin/console_schemas/default.rb

@@ -6,4 +6,6 @@ class Post < ActiveRecord::Base
     t.string :title
     t.text :body
   end
+
+  add_index("posts", ["title"], name: "index_posts_on_title", unique: true)
 end

test/cases/reproduction_test.rb

@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+require "cases/helper"
+
+module CockroachDB
+  class ReproductionTest < ActiveRecord::TestCase
+
+    class T < ActiveRecord::Base
+    end
+
+    class U < ActiveRecord::Base
+    end
+
+    class V < ActiveRecord::Base
+    end
+
+    def test_the_thing
+      T.connection.execute <<-SQL
+      CREATE TABLE ts(a INT NOT VISIBLE, b INT, PRIMARY KEY (a,b));
+      SQL
+      U.connection.execute <<-SQL
+      CREATE TABLE us(a INT PRIMARY KEY USING HASH WITH (bucket_count=4))
+      SQL
+      # V.connection.execute <<-SQL
+      # create table vs(id uuid primary key default gen_random_uuid(), name string);
+      # alter database #{DB_NAME} set primary region 'local';
+      # Alter table vs set locality regional by row;
+      # SQL
+
+      pp T.connection.indexes("ts")
+      pp T.connection.indexes("us")
+
+      # migration = Class.new(ActiveRecord::Migration[7.0]) {
+      #   def migrate(x)
+      #     remove_index :us, :a
+      #   end
+      # }.new
+
+      # connection_pool = ActiveRecord::Base.connection_pool
+      # schema_migration = connection_pool.schema_migration
+      # internal_metadata = connection_pool.internal_metadata
+      # ActiveRecord::Migrator.new(:up, [migration], schema_migration, internal_metadata).migrate
+    end
+  end
+end