Froze rails gems

[depot.git] / vendor / rails / activerecord / test / cases / defaults_test.rb

diff --git a/vendor/rails/activerecord/test/cases/defaults_test.rb b/vendor/rails/activerecord/test/cases/defaults_test.rb
new file mode 100644 (file)
index 0000000..38e4853
--- /dev/null
+++ b/vendor/rails/activerecord/test/cases/defaults_test.rb
@@ -0,0 +1,100 @@
+require "cases/helper"
+require 'models/default'
+require 'models/entrant'
+
+class DefaultTest < ActiveRecord::TestCase
+  def test_nil_defaults_for_not_null_columns
+    column_defaults =
+      if current_adapter?(:MysqlAdapter) && (Mysql.client_version < 50051 || (50100..50122).include?(Mysql.client_version))
+        { 'id' => nil, 'name' => '',  'course_id' => nil }
+      else
+        { 'id' => nil, 'name' => nil, 'course_id' => nil }
+      end
+
+    column_defaults.each do |name, default|
+      column = Entrant.columns_hash[name]
+      assert !column.null, "#{name} column should be NOT NULL"
+      assert_equal default, column.default, "#{name} column should be DEFAULT #{default.inspect}"
+    end
+  end
+
+  if current_adapter?(:MysqlAdapter)
+
+    #MySQL 5 and higher is quirky with not null text/blob columns.
+    #With MySQL Text/blob columns cannot have defaults. If the column is not null MySQL will report that the column has a null default
+    #but it behaves as though the column had a default of ''
+    def test_mysql_text_not_null_defaults
+      klass = Class.new(ActiveRecord::Base)
+      klass.table_name = 'test_mysql_text_not_null_defaults'
+      klass.connection.create_table klass.table_name do |t|
+        t.column :non_null_text, :text, :null => false
+        t.column :non_null_blob, :blob, :null => false
+        t.column :null_text, :text, :null => true
+        t.column :null_blob, :blob, :null => true
+      end
+      assert_equal '', klass.columns_hash['non_null_blob'].default
+      assert_equal '', klass.columns_hash['non_null_text'].default
+
+      assert_equal nil, klass.columns_hash['null_blob'].default
+      assert_equal nil, klass.columns_hash['null_text'].default
+
+      assert_nothing_raised do
+        instance = klass.create!
+        assert_equal '', instance.non_null_text
+        assert_equal '', instance.non_null_blob
+        assert_nil instance.null_text
+        assert_nil instance.null_blob
+      end
+    ensure
+      klass.connection.drop_table(klass.table_name) rescue nil
+    end
+
+
+    # MySQL uses an implicit default 0 rather than NULL unless in strict mode.
+    # We use an implicit NULL so schema.rb is compatible with other databases.
+    def test_mysql_integer_not_null_defaults
+      klass = Class.new(ActiveRecord::Base)
+      klass.table_name = 'test_integer_not_null_default_zero'
+      klass.connection.create_table klass.table_name do |t|
+        t.column :zero, :integer, :null => false, :default => 0
+        t.column :omit, :integer, :null => false
+      end
+
+      assert_equal 0, klass.columns_hash['zero'].default
+      assert !klass.columns_hash['zero'].null
+      # 0 in MySQL 4, nil in 5.
+      assert [0, nil].include?(klass.columns_hash['omit'].default)
+      assert !klass.columns_hash['omit'].null
+
+      assert_raise(ActiveRecord::StatementInvalid) { klass.create! }
+
+      assert_nothing_raised do
+        instance = klass.create!(:omit => 1)
+        assert_equal 0, instance.zero
+        assert_equal 1, instance.omit
+      end
+    ensure
+      klass.connection.drop_table(klass.table_name) rescue nil
+    end
+  end
+
+  if current_adapter?(:PostgreSQLAdapter, :FirebirdAdapter, :OpenBaseAdapter, :OracleAdapter)
+    def test_default_integers
+      default = Default.new
+      assert_instance_of Fixnum, default.positive_integer
+      assert_equal 1, default.positive_integer
+      assert_instance_of Fixnum, default.negative_integer
+      assert_equal -1, default.negative_integer
+      assert_instance_of BigDecimal, default.decimal_number
+      assert_equal BigDecimal.new("2.78"), default.decimal_number
+    end
+  end
+
+  if current_adapter?(:PostgreSQLAdapter)
+    def test_multiline_default_text
+      # older postgres versions represent the default with escapes ("\\012" for a newline)
+      assert ( "--- []\n\n" == Default.columns_hash['multiline_default'].default ||
+               "--- []\\012\\012" == Default.columns_hash['multiline_default'].default)
+    end
+  end
+end