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Diffstat (limited to 'activerecord/test/cases/type/integer_test.rb')
-rw-r--r-- | activerecord/test/cases/type/integer_test.rb | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/activerecord/test/cases/type/integer_test.rb b/activerecord/test/cases/type/integer_test.rb new file mode 100644 index 0000000000..5942f77e18 --- /dev/null +++ b/activerecord/test/cases/type/integer_test.rb @@ -0,0 +1,106 @@ +require "cases/helper" +require "models/company" + +module ActiveRecord + module Type + class IntegerTest < ActiveRecord::TestCase + test "simple values" do + type = Type::Integer.new + assert_equal 1, type.type_cast_from_user(1) + assert_equal 1, type.type_cast_from_user('1') + assert_equal 1, type.type_cast_from_user('1ignore') + assert_equal 0, type.type_cast_from_user('bad1') + assert_equal 0, type.type_cast_from_user('bad') + assert_equal 1, type.type_cast_from_user(1.7) + assert_equal 0, type.type_cast_from_user(false) + assert_equal 1, type.type_cast_from_user(true) + assert_nil type.type_cast_from_user(nil) + end + + test "random objects cast to nil" do + type = Type::Integer.new + assert_nil type.type_cast_from_user([1,2]) + assert_nil type.type_cast_from_user({1 => 2}) + assert_nil type.type_cast_from_user((1..2)) + end + + test "casting ActiveRecord models" do + type = Type::Integer.new + firm = Firm.create(:name => 'Apple') + assert_nil type.type_cast_from_user(firm) + end + + test "casting objects without to_i" do + type = Type::Integer.new + assert_nil type.type_cast_from_user(::Object.new) + end + + test "casting nan and infinity" do + type = Type::Integer.new + assert_nil type.type_cast_from_user(::Float::NAN) + assert_nil type.type_cast_from_user(1.0/0.0) + end + + test "changed?" do + type = Type::Integer.new + + assert type.changed?(5, 5, '5wibble') + assert_not type.changed?(5, 5, '5') + assert_not type.changed?(5, 5, '5.0') + assert_not type.changed?(nil, nil, nil) + end + + test "values below int min value are out of range" do + assert_raises(::RangeError) do + Integer.new.type_cast_from_user("-2147483649") + end + end + + test "values above int max value are out of range" do + assert_raises(::RangeError) do + Integer.new.type_cast_from_user("2147483648") + end + end + + test "very small numbers are out of range" do + assert_raises(::RangeError) do + Integer.new.type_cast_from_user("-9999999999999999999999999999999") + end + end + + test "very large numbers are out of range" do + assert_raises(::RangeError) do + Integer.new.type_cast_from_user("9999999999999999999999999999999") + end + end + + test "normal numbers are in range" do + type = Integer.new + assert_equal(0, type.type_cast_from_user("0")) + assert_equal(-1, type.type_cast_from_user("-1")) + assert_equal(1, type.type_cast_from_user("1")) + end + + test "int max value is in range" do + assert_equal(2147483647, Integer.new.type_cast_from_user("2147483647")) + end + + test "int min value is in range" do + assert_equal(-2147483648, Integer.new.type_cast_from_user("-2147483648")) + end + + test "columns with a larger limit have larger ranges" do + type = Integer.new(limit: 8) + + assert_equal(9223372036854775807, type.type_cast_from_user("9223372036854775807")) + assert_equal(-9223372036854775808, type.type_cast_from_user("-9223372036854775808")) + assert_raises(::RangeError) do + type.type_cast_from_user("-9999999999999999999999999999999") + end + assert_raises(::RangeError) do + type.type_cast_from_user("9999999999999999999999999999999") + end + end + end + end +end |