コード例 #1
0
        public void TryParseDouble_FromString()
        {
            const string invalidValue1 = "";
            const string invalidValue2 = "b";

            #region full method
            var success = ConvertibleStringValue.TryParseDouble(DefaultValue,
                                                                BasePrimitivesExtensions.GetDefaultDoubleAllowDefaultConversion(),
                                                                BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                                BasePrimitivesExtensions.GetCurrentCulture());

            var invalid1 = invalidValue1.TryParseDouble(DefaultValue,
                                                        BasePrimitivesExtensions.GetDefaultDoubleAllowDefaultConversion(),
                                                        BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                        BasePrimitivesExtensions.GetCurrentCulture());

            var invalid2 = invalidValue2.TryParseDouble(DefaultValue,
                                                        BasePrimitivesExtensions.GetDefaultDoubleAllowDefaultConversion(),
                                                        BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                        BasePrimitivesExtensions.GetCurrentCulture());

            Assert.AreEqual(success, ConvertibleDoubleValue, "Error converting string to double");
            Assert.AreEqual(invalid1, DefaultValue, "Error converting string to double");
            Assert.AreEqual(invalid2, DefaultValue, "Error converting string to double");
            #endregion

            #region without allowZero param
            success = ConvertibleStringValue.TryParseDouble(DefaultValue,
                                                            BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                            BasePrimitivesExtensions.GetCurrentCulture());

            invalid1 = invalidValue1.TryParseDouble(DefaultValue,
                                                    BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                    BasePrimitivesExtensions.GetCurrentCulture());

            invalid2 = invalidValue2.TryParseDouble(DefaultValue,
                                                    BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                    BasePrimitivesExtensions.GetCurrentCulture());

            Assert.AreEqual(success, ConvertibleDoubleValue, "Error converting string to double");
            Assert.AreEqual(invalid1, DefaultValue, "Error converting string to double");
            Assert.AreEqual(invalid2, DefaultValue, "Error converting string to double");
            #endregion

            #region without allowZero and DefaultValue params
            success = ConvertibleStringValue.TryParseDouble(BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                            BasePrimitivesExtensions.GetCurrentCulture());

            invalid1 = invalidValue1.TryParseDouble(BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                    BasePrimitivesExtensions.GetCurrentCulture());

            invalid2 = invalidValue2.TryParseDouble(BasePrimitivesExtensions.GetDefaultDoubleNumberStyle(),
                                                    BasePrimitivesExtensions.GetCurrentCulture());

            Assert.AreEqual(success, ConvertibleDoubleValue, "Error converting string to double");
            Assert.AreEqual(invalid1, BasePrimitivesExtensions.GetDefaultIntConversionValue(), "Error converting string to double");
            Assert.AreEqual(invalid2, BasePrimitivesExtensions.GetDefaultIntConversionValue(), "Error converting string to double");
            #endregion

            #region without number style and culture params
            success = ConvertibleStringValue.TryParseDouble(DefaultValue,
                                                            BasePrimitivesExtensions.GetDefaultDoubleAllowDefaultConversion());

            invalid1 = invalidValue1.TryParseDouble(DefaultValue,
                                                    BasePrimitivesExtensions.GetDefaultDoubleAllowDefaultConversion());

            invalid2 = invalidValue2.TryParseDouble(DefaultValue,
                                                    BasePrimitivesExtensions.GetDefaultDoubleAllowDefaultConversion());

            Assert.AreEqual(success, ConvertibleDoubleValue, "Error converting string to double");
            Assert.AreEqual(invalid1, DefaultValue, "Error converting string to double");
            Assert.AreEqual(invalid2, DefaultValue, "Error converting string to double");
            #endregion

            #region without number style, culture and allowZero params
            success  = ConvertibleStringValue.TryParseDouble(DefaultValue);
            invalid1 = invalidValue1.TryParseDouble(DefaultValue);
            invalid2 = invalidValue2.TryParseDouble(DefaultValue);

            Assert.AreEqual(success, ConvertibleDoubleValue, "Error converting string to double");
            Assert.AreEqual(invalid1, DefaultValue, "Error converting string to double");
            Assert.AreEqual(invalid2, DefaultValue, "Error converting string to double");
            #endregion

            #region simple conversion
            success  = ConvertibleStringValue.TryParseDouble();
            invalid1 = invalidValue1.TryParseDouble();
            invalid2 = invalidValue2.TryParseDouble();

            Assert.AreEqual(success, ConvertibleDoubleValue, "Error converting string to double");
            Assert.AreEqual(invalid1, BasePrimitivesExtensions.GetDefaultIntConversionValue(), "Error converting string to double");
            Assert.AreEqual(invalid2, BasePrimitivesExtensions.GetDefaultIntConversionValue(), "Error converting string to double");
            #endregion
        }