test_database_readonly.rb

require "helper"

module SQLite3
  class TestDatabaseReadonly < SQLite3::TestCase
    def setup
      File.unlink "test-readonly.db" if File.exist?("test-readonly.db")
      @db = SQLite3::Database.new("test-readonly.db")
      @db.execute("CREATE TABLE foos (id integer)")
      @db.close
    end

    def teardown
      @db.close unless @db.closed?
      File.unlink "test-readonly.db" if File.exist?("test-readonly.db")
    end

    def test_open_readonly_database
      @db = SQLite3::Database.new("test-readonly.db", readonly: true)
      assert_predicate @db, :readonly?
    end

    def test_open_readonly_not_exists_database
      File.unlink "test-readonly.db"
      assert_raise(SQLite3::CantOpenException) do
        @db = SQLite3::Database.new("test-readonly.db", readonly: true)
      end
    end

    def test_insert_readonly_database
      @db = SQLite3::Database.new("test-readonly.db", readonly: true)
      assert_raise(SQLite3::ReadOnlyException) do
        @db.execute("INSERT INTO foos (id) VALUES (12)")
      end
    end
  end
end