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-rw-r--r--activemodel/test/cases/type/decimal_test.rb57
-rw-r--r--activemodel/test/cases/type/integer_test.rb108
-rw-r--r--activemodel/test/cases/type/registry_test.rb39
-rw-r--r--activemodel/test/cases/type/string_test.rb20
-rw-r--r--activemodel/test/cases/type/unsigned_integer_test.rb18
5 files changed, 242 insertions, 0 deletions
diff --git a/activemodel/test/cases/type/decimal_test.rb b/activemodel/test/cases/type/decimal_test.rb
new file mode 100644
index 0000000000..353dbf84ad
--- /dev/null
+++ b/activemodel/test/cases/type/decimal_test.rb
@@ -0,0 +1,57 @@
+require "cases/helper"
+require "active_model/type"
+
+module ActiveModel
+ module Type
+ class DecimalTest < ActiveModel::TestCase
+ def test_type_cast_decimal
+ type = Decimal.new
+ assert_equal BigDecimal.new("0"), type.cast(BigDecimal.new("0"))
+ assert_equal BigDecimal.new("123"), type.cast(123.0)
+ assert_equal BigDecimal.new("1"), type.cast(:"1")
+ end
+
+ def test_type_cast_decimal_from_float_with_large_precision
+ type = Decimal.new(precision: ::Float::DIG + 2)
+ assert_equal BigDecimal.new("123.0"), type.cast(123.0)
+ end
+
+ def test_type_cast_from_float_with_unspecified_precision
+ type = Decimal.new
+ assert_equal 22.68.to_d, type.cast(22.68)
+ end
+
+ def test_type_cast_decimal_from_rational_with_precision
+ type = Decimal.new(precision: 2)
+ assert_equal BigDecimal("0.33"), type.cast(Rational(1, 3))
+ end
+
+ def test_type_cast_decimal_from_rational_with_precision_and_scale
+ type = Decimal.new(precision: 4, scale: 2)
+ assert_equal BigDecimal("0.33"), type.cast(Rational(1, 3))
+ end
+
+ def test_type_cast_decimal_from_rational_without_precision_defaults_to_18_36
+ type = Decimal.new
+ assert_equal BigDecimal("0.333333333333333333E0"), type.cast(Rational(1, 3))
+ end
+
+ def test_type_cast_decimal_from_object_responding_to_d
+ value = Object.new
+ def value.to_d
+ BigDecimal.new("1")
+ end
+ type = Decimal.new
+ assert_equal BigDecimal("1"), type.cast(value)
+ end
+
+ def test_changed?
+ type = Decimal.new
+
+ assert type.changed?(5.0, 5.0, '5.0wibble')
+ assert_not type.changed?(5.0, 5.0, '5.0')
+ assert_not type.changed?(-5.0, -5.0, '-5.0')
+ end
+ end
+ end
+end
diff --git a/activemodel/test/cases/type/integer_test.rb b/activemodel/test/cases/type/integer_test.rb
new file mode 100644
index 0000000000..dac922db42
--- /dev/null
+++ b/activemodel/test/cases/type/integer_test.rb
@@ -0,0 +1,108 @@
+require "cases/helper"
+require "active_model/type"
+
+module ActiveModel
+ module Type
+ class IntegerTest < ActiveModel::TestCase
+ test "simple values" do
+ type = Type::Integer.new
+ assert_equal 1, type.cast(1)
+ assert_equal 1, type.cast('1')
+ assert_equal 1, type.cast('1ignore')
+ assert_equal 0, type.cast('bad1')
+ assert_equal 0, type.cast('bad')
+ assert_equal 1, type.cast(1.7)
+ assert_equal 0, type.cast(false)
+ assert_equal 1, type.cast(true)
+ assert_nil type.cast(nil)
+ end
+
+ test "random objects cast to nil" do
+ type = Type::Integer.new
+ assert_nil type.cast([1,2])
+ assert_nil type.cast({1 => 2})
+ assert_nil type.cast(1..2)
+ end
+
+ test "casting objects without to_i" do
+ type = Type::Integer.new
+ assert_nil type.cast(::Object.new)
+ end
+
+ test "casting nan and infinity" do
+ type = Type::Integer.new
+ assert_nil type.cast(::Float::NAN)
+ assert_nil type.cast(1.0/0.0)
+ end
+
+ test "casting booleans for database" do
+ type = Type::Integer.new
+ assert_equal 1, type.serialize(true)
+ assert_equal 0, type.serialize(false)
+ 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?(-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.serialize(-2147483649)
+ end
+ end
+
+ test "values above int max value are out of range" do
+ assert_raises(::RangeError) do
+ Integer.new.serialize(2147483648)
+ end
+ end
+
+ test "very small numbers are out of range" do
+ assert_raises(::RangeError) do
+ Integer.new.serialize(-9999999999999999999999999999999)
+ end
+ end
+
+ test "very large numbers are out of range" do
+ assert_raises(::RangeError) do
+ Integer.new.serialize(9999999999999999999999999999999)
+ end
+ end
+
+ test "normal numbers are in range" do
+ type = Integer.new
+ assert_equal(0, type.serialize(0))
+ assert_equal(-1, type.serialize(-1))
+ assert_equal(1, type.serialize(1))
+ end
+
+ test "int max value is in range" do
+ assert_equal(2147483647, Integer.new.serialize(2147483647))
+ end
+
+ test "int min value is in range" do
+ assert_equal(-2147483648, Integer.new.serialize(-2147483648))
+ end
+
+ test "columns with a larger limit have larger ranges" do
+ type = Integer.new(limit: 8)
+
+ assert_equal(9223372036854775807, type.serialize(9223372036854775807))
+ assert_equal(-9223372036854775808, type.serialize(-9223372036854775808))
+ assert_raises(::RangeError) do
+ type.serialize(-9999999999999999999999999999999)
+ end
+ assert_raises(::RangeError) do
+ type.serialize(9999999999999999999999999999999)
+ end
+ end
+ end
+ end
+end
diff --git a/activemodel/test/cases/type/registry_test.rb b/activemodel/test/cases/type/registry_test.rb
new file mode 100644
index 0000000000..2a48998a62
--- /dev/null
+++ b/activemodel/test/cases/type/registry_test.rb
@@ -0,0 +1,39 @@
+require "cases/helper"
+require "active_model/type"
+
+module ActiveModel
+ class RegistryTest < ActiveModel::TestCase
+ test "a class can be registered for a symbol" do
+ registry = Type::Registry.new
+ registry.register(:foo, ::String)
+ registry.register(:bar, ::Array)
+
+ assert_equal "", registry.lookup(:foo)
+ assert_equal [], registry.lookup(:bar)
+ end
+
+ test "a block can be registered" do
+ registry = Type::Registry.new
+ registry.register(:foo) do |*args|
+ [*args, "block for foo"]
+ end
+ registry.register(:bar) do |*args|
+ [*args, "block for bar"]
+ end
+
+ assert_equal [:foo, 1, "block for foo"], registry.lookup(:foo, 1)
+ assert_equal [:foo, 2, "block for foo"], registry.lookup(:foo, 2)
+ assert_equal [:bar, 1, 2, 3, "block for bar"], registry.lookup(:bar, 1, 2, 3)
+ end
+
+ test "a reasonable error is given when no type is found" do
+ registry = Type::Registry.new
+
+ e = assert_raises(ArgumentError) do
+ registry.lookup(:foo)
+ end
+
+ assert_equal "Unknown type :foo", e.message
+ end
+ end
+end
diff --git a/activemodel/test/cases/type/string_test.rb b/activemodel/test/cases/type/string_test.rb
new file mode 100644
index 0000000000..8ec771ea42
--- /dev/null
+++ b/activemodel/test/cases/type/string_test.rb
@@ -0,0 +1,20 @@
+require "cases/helper"
+require "active_model/type"
+
+module ActiveModel
+ class StringTypeTest < ActiveModel::TestCase
+ test "type casting" do
+ type = Type::String.new
+ assert_equal "t", type.cast(true)
+ assert_equal "f", type.cast(false)
+ assert_equal "123", type.cast(123)
+ end
+
+ test "values are duped coming out" do
+ s = "foo"
+ type = Type::String.new
+ assert_not_same s, type.cast(s)
+ assert_not_same s, type.deserialize(s)
+ end
+ end
+end
diff --git a/activemodel/test/cases/type/unsigned_integer_test.rb b/activemodel/test/cases/type/unsigned_integer_test.rb
new file mode 100644
index 0000000000..16301b3ac0
--- /dev/null
+++ b/activemodel/test/cases/type/unsigned_integer_test.rb
@@ -0,0 +1,18 @@
+require "cases/helper"
+require "active_model/type"
+
+module ActiveModel
+ module Type
+ class UnsignedIntegerTest < ActiveModel::TestCase
+ test "unsigned int max value is in range" do
+ assert_equal(4294967295, UnsignedInteger.new.serialize(4294967295))
+ end
+
+ test "minus value is out of range" do
+ assert_raises(::RangeError) do
+ UnsignedInteger.new.serialize(-1)
+ end
+ end
+ end
+ end
+end