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ValueObjectTests.cs
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using System.Collections;
using System.Collections.Immutable;
using System.Globalization;
using System.Runtime.InteropServices;
using System.Text.Json.Serialization;
using Architect.DomainModeling.Tests.ValueObjectTestTypes;
using Xunit;
namespace Architect.DomainModeling.Tests
{
public class ValueObjectTests
{
private const string SurrogatePair = "💩";
private static readonly char SurrogateLeftChar = SurrogatePair[0];
private static readonly char SurrogateRightChar = SurrogatePair[1];
[Fact]
public void ContainsNonAlphanumericCharacters_Regularly_ShouldReturnExpectedResult()
{
for (var i = 0; i < 256; i++)
{
var chr = (char)i;
var isAlphanumeric = (chr >= '0' && chr <= '9') || (chr >= 'A' && chr <= 'Z') || (chr >= 'a' && chr <= 'z');
var result = ManualValueObject.ContainsNonAlphanumericCharacters(chr.ToString());
if (isAlphanumeric)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonAlphanumericCharacters(longVersion);
Assert.Equal(result, longResult);
}
Assert.True(ManualValueObject.ContainsNonAlphanumericCharacters('ë'.ToString()), $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for 'ë' ({(int)'ë'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAlphanumericCharacters('α'.ToString()), $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for 'α' ({(int)'α'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAlphanumericCharacters(SurrogatePair), $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for {SurrogatePair} should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAlphanumericCharacters(SurrogateLeftChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for '{SurrogateLeftChar}' ({(int)SurrogateLeftChar}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAlphanumericCharacters(SurrogateRightChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAlphanumericCharacters)} for '{SurrogateRightChar}' ({(int)SurrogateRightChar}) should have been true, but was false.");
}
[Theory]
[InlineData(" 12345678901234561234567890123456", true)]
[InlineData("12345678901234561234567890123456 ", true)]
[InlineData("_12345678901234561234567890123456", true)]
[InlineData("12345678901234561234567890123456_", true)]
[InlineData("12345678901234561234567890123456ë", true)]
[InlineData("12345678901234561234567890123456💩", true)]
[InlineData("1234567890123456123456789012345💩", true)]
[InlineData("123456789012345612345678901234💩", true)]
[InlineData("💩12345678901234561234567890123456", true)]
[InlineData("12345678901234💩561234567890123456", true)]
public void ContainsNonAlphanumericCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonAlphanumericCharacters(text);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsNonWordCharacters_Regularly_ShouldReturnExpectedResult()
{
for (var i = 0; i < 256; i++)
{
var chr = (char)i;
var isWord = (chr >= '0' && chr <= '9') || (chr >= 'A' && chr <= 'Z') || (chr >= 'a' && chr <= 'z') || chr == '_';
var result = ManualValueObject.ContainsNonWordCharacters(chr.ToString());
if (isWord)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonWordCharacters(longVersion);
Assert.Equal(result, longResult);
}
Assert.True(ManualValueObject.ContainsNonWordCharacters('ë'.ToString()), $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for 'ë' ({(int)'ë'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonWordCharacters('α'.ToString()), $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for 'α' ({(int)'α'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonWordCharacters(SurrogatePair), $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for {SurrogatePair} should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonWordCharacters(SurrogateLeftChar.ToString()), $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for '{SurrogateLeftChar}' ({(int)SurrogateLeftChar}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonWordCharacters(SurrogateRightChar.ToString()), $"{nameof(ManualValueObject.ContainsNonWordCharacters)} for '{SurrogateRightChar}' ({(int)SurrogateRightChar}) should have been true, but was false.");
}
[Theory]
[InlineData(" 12345678901234561234567890123456", true)]
[InlineData("12345678901234561234567890123456 ", true)]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", true)]
[InlineData("12345678901234561234567890123456💩", true)]
[InlineData("1234567890123456123456789012345💩", true)]
[InlineData("123456789012345612345678901234💩", true)]
[InlineData("💩12345678901234561234567890123456", true)]
[InlineData("12345678901234💩561234567890123456", true)]
public void ContainsNonWordCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonWordCharacters(text);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsNonAsciiCharacters_Regularly_ShouldReturnExpectedResult()
{
for (var i = 0; i < 256; i++)
{
var chr = (char)i;
var isAscii = chr <= SByte.MaxValue;
var result = ManualValueObject.ContainsNonAsciiCharacters(chr.ToString());
if (isAscii)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonAsciiCharacters(longVersion);
Assert.Equal(result, longResult);
}
Assert.True(ManualValueObject.ContainsNonAsciiCharacters('ë'.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for 'ë' ({(int)'ë'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiCharacters('α'.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for 'α' ({(int)'α'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiCharacters(SurrogatePair), $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for {SurrogatePair} should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiCharacters(SurrogateLeftChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for '{SurrogateLeftChar}' ({(int)SurrogateLeftChar}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiCharacters(SurrogateRightChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiCharacters)} for '{SurrogateRightChar}' ({(int)SurrogateRightChar}) should have been true, but was false.");
}
[Theory]
[InlineData(" 12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456 ", false)]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", true)]
[InlineData("12345678901234561234567890123456💩", true)]
[InlineData("1234567890123456123456789012345💩", true)]
[InlineData("123456789012345612345678901234💩", true)]
[InlineData("💩12345678901234561234567890123456", true)]
[InlineData("12345678901234💩561234567890123456", true)]
public void ContainsNonAsciiCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonAsciiCharacters(text);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsNonAsciiOrNonPrintableCharacters_Regularly_ShouldReturnExpectedResult()
{
for (var i = 0; i < 256; i++)
{
var chr = (char)i;
var isPrintableAscii = chr >= ' ' && chr < SByte.MaxValue;
var result = ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(chr.ToString());
if (isPrintableAscii)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(longVersion);
Assert.Equal(result, longResult);
}
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters('ë'.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for 'ë' ({(int)'ë'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters('α'.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for 'α' ({(int)'α'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(SurrogatePair), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for {SurrogatePair} should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(SurrogateLeftChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for '{SurrogateLeftChar}' ({(int)SurrogateLeftChar}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(SurrogateRightChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} for '{SurrogateRightChar}' ({(int)SurrogateRightChar}) should have been true, but was false.");
}
[Theory]
[InlineData(" 12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456 ", false)]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", true)]
[InlineData("12345678901234561234567890123456💩", true)]
[InlineData("1234567890123456123456789012345💩", true)]
[InlineData("123456789012345612345678901234💩", true)]
[InlineData("💩12345678901234561234567890123456", true)]
[InlineData("12345678901234💩561234567890123456", true)]
[InlineData("12345678901234561234567890123456", true)] // Ends with an invisible control character
[InlineData("12345678901234561234567890123456\0", true)]
[InlineData("1234567890123456123456789012345\0", true)]
[InlineData("123456789012345612345678901234\0", true)]
[InlineData("\012345678901234561234567890123456", true)]
[InlineData("12345678901234\0561234567890123456", true)]
[InlineData("\n12345678901234561234567890123456", true)]
[InlineData("12345678901234\n561234567890123456", true)]
public void ContainsNonAsciiOrNonPrintableCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(text);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsNonAsciiOrNonPrintableCharacters_WithoutFlagNewLinesAndTabs_ShouldReturnExpectedResult()
{
for (var i = 0; i < 256; i++)
{
var chr = (char)i;
var isPrintableAscii = chr >= ' ' && chr < SByte.MaxValue;
var isPrintableAsciiOrNewLineOrTab = isPrintableAscii || chr == '\r' || chr == '\n' || chr == '\t';
var result = ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(chr.ToString(), flagNewLinesAndTabs: false);
if (isPrintableAsciiOrNewLineOrTab)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} (allowing newlines and tabs) for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters)} (allowing newlines and tabs) for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(longVersion, flagNewLinesAndTabs: false);
Assert.Equal(result, longResult);
}
}
[Theory]
[InlineData(" 12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456 ", false)]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", true)]
[InlineData("12345678901234561234567890123456💩", true)]
[InlineData("1234567890123456123456789012345💩", true)]
[InlineData("123456789012345612345678901234💩", true)]
[InlineData("💩12345678901234561234567890123456", true)]
[InlineData("12345678901234💩561234567890123456", true)]
[InlineData("12345678901234561234567890123456", true)] // Ends with an invisible control character
[InlineData("12345678901234561234567890123456\0", true)]
[InlineData("1234567890123456123456789012345\0", true)]
[InlineData("123456789012345612345678901234\0", true)]
[InlineData("\012345678901234561234567890123456", true)]
[InlineData("12345678901234\0561234567890123456", true)]
[InlineData("\n12345678901234561234567890123456", false)]
[InlineData("12345678901234\n561234567890123456", false)]
public void ContainsNonAsciiOrNonPrintableCharacters_WithoutFlagNewLinesAndTabsAndWithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonAsciiOrNonPrintableCharacters(text, flagNewLinesAndTabs: false);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters_Regularly_ShouldReturnExpectedResult()
{
for (var i = 0; i < 256; i++)
{
var chr = (char)i;
var isPrintableNonWhitespaceAscii = chr > ' ' && chr < SByte.MaxValue;
var result = ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters(chr.ToString());
if (isPrintableNonWhitespaceAscii)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters(longVersion);
Assert.Equal(result, longResult);
}
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters('ë'.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for 'ë' ({(int)'ë'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters('α'.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for 'α' ({(int)'α'}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters(SurrogatePair), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for {SurrogatePair} should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters(SurrogateLeftChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for '{SurrogateLeftChar}' ({(int)SurrogateLeftChar}) should have been true, but was false.");
Assert.True(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters(SurrogateRightChar.ToString()), $"{nameof(ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters)} for '{SurrogateRightChar}' ({(int)SurrogateRightChar}) should have been true, but was false.");
}
[Theory]
[InlineData(" 12345678901234561234567890123456", true)]
[InlineData("12345678901234561234567890123456 ", true)]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", true)]
[InlineData("12345678901234561234567890123456💩", true)]
[InlineData("1234567890123456123456789012345💩", true)]
[InlineData("123456789012345612345678901234💩", true)]
[InlineData("💩12345678901234561234567890123456", true)]
[InlineData("12345678901234💩561234567890123456", true)]
[InlineData("12345678901234561234567890123456", true)] // Ends with an invisible control character
[InlineData("12345678901234561234567890123456\0", true)]
[InlineData("1234567890123456123456789012345\0", true)]
[InlineData("123456789012345612345678901234\0", true)]
[InlineData("\012345678901234561234567890123456", true)]
[InlineData("12345678901234\0561234567890123456", true)]
[InlineData("\n12345678901234561234567890123456", true)]
[InlineData("12345678901234\n561234567890123456", true)]
public void ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonAsciiOrNonPrintableOrWhitespaceCharacters(text);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsNonPrintableCharacters_WithFlagNewLinesAndTabs_ShouldReturnExpectedResult()
{
for (var i = 0; i < UInt16.MaxValue; i++)
{
var chr = (char)i;
var category = Char.GetUnicodeCategory(chr);
var isPrintable = category != UnicodeCategory.Control && category != UnicodeCategory.PrivateUse && category != UnicodeCategory.OtherNotAssigned;
var span = MemoryMarshal.CreateReadOnlySpan(ref chr, length: 1);
var result = ManualValueObject.ContainsNonPrintableCharacters(span, flagNewLinesAndTabs: true);
if (isPrintable)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharacters)} (disallowing newlines and tabs) for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharacters)} (disallowing newlines and tabs) for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonPrintableCharacters(longVersion, flagNewLinesAndTabs: true);
Assert.Equal(result, longResult);
}
}
[Fact]
public void ContainsNonPrintableCharacters_WithoutFlagNewLinesAndTabs_ShouldReturnExpectedResult()
{
for (var i = 0; i < UInt16.MaxValue; i++)
{
var chr = (char)i;
var category = Char.GetUnicodeCategory(chr);
var isPrintable = category != UnicodeCategory.Control && category != UnicodeCategory.PrivateUse && category != UnicodeCategory.OtherNotAssigned;
isPrintable = isPrintable || chr == '\r' || chr == '\n' || chr == '\t';
var span = MemoryMarshal.CreateReadOnlySpan(ref chr, length: 1);
var result = ManualValueObject.ContainsNonPrintableCharacters(span, flagNewLinesAndTabs: false);
if (isPrintable)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharacters)} (allowing newlines and tabs) for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharacters)} (allowing newlines and tabs) for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonPrintableCharacters(longVersion, flagNewLinesAndTabs: false);
Assert.Equal(result, longResult);
}
}
[Theory]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", false)]
[InlineData("12345678901234561234567890123456💩", false)]
[InlineData("1234567890123456123456789012345💩", false)]
[InlineData("123456789012345612345678901234💩", false)]
[InlineData("💩12345678901234561234567890123456", false)]
[InlineData("12345678901234💩561234567890123456", false)]
[InlineData("12345678901234561234567890123456", true)] // Ends with an invisible control character
[InlineData("12345678901234561234567890123456\0", true)]
[InlineData("1234567890123456123456789012345\0", true)]
[InlineData("123456789012345612345678901234\0", true)]
[InlineData("\012345678901234561234567890123456", true)]
[InlineData("12345678901234\0561234567890123456", true)]
public void ContainsNonPrintableCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonPrintableCharacters(text, flagNewLinesAndTabs: true);
Assert.Equal(expectedResult, result);
}
[Fact]
public void ContainsWhitespaceOrNonPrintableCharacters_Regularly_ShouldReturnExpectedResult()
{
for (var i = 0; i < UInt16.MaxValue; i++)
{
var chr = (char)i;
var category = Char.GetUnicodeCategory(chr);
var mismatches = category != UnicodeCategory.SpaceSeparator && category != UnicodeCategory.LineSeparator && category != UnicodeCategory.ParagraphSeparator &&
category != UnicodeCategory.Control && category != UnicodeCategory.PrivateUse && category != UnicodeCategory.OtherNotAssigned;
var span = MemoryMarshal.CreateReadOnlySpan(ref chr, length: 1);
var result = ManualValueObject.ContainsWhitespaceOrNonPrintableCharacters(span);
if (mismatches)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharacters)} (disallowing newlines and tabs) for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharacters)} (disallowing newlines and tabs) for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsWhitespaceOrNonPrintableCharacters(longVersion);
Assert.Equal(result, longResult);
}
}
[Fact]
public void ContainsNonPrintableCharactersOrDoubleQuotes_WithFlagNewLinesAndTabs_ShouldReturnExpectedResult()
{
for (var i = 0; i < UInt16.MaxValue; i++)
{
var chr = (char)i;
var category = Char.GetUnicodeCategory(chr);
var isPrintable = category != UnicodeCategory.Control && category != UnicodeCategory.PrivateUse && category != UnicodeCategory.OtherNotAssigned;
var isNotDoubleQuote = chr != '"';
var span = MemoryMarshal.CreateReadOnlySpan(ref chr, length: 1);
var result = ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes(span, flagNewLinesAndTabs: true);
if (isPrintable && isNotDoubleQuote)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes)} (disallowing newlines and tabs) for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes)} (disallowing newlines and tabs) for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes(longVersion, flagNewLinesAndTabs: true);
Assert.Equal(result, longResult);
}
}
[Fact]
public void ContainsNonPrintableCharactersOrDoubleQuotes_WithoutFlagNewLinesAndTabs_ShouldReturnExpectedResult()
{
for (var i = 0; i < UInt16.MaxValue; i++)
{
var chr = (char)i;
var category = Char.GetUnicodeCategory(chr);
var isPrintable = category != UnicodeCategory.Control && category != UnicodeCategory.PrivateUse && category != UnicodeCategory.OtherNotAssigned;
isPrintable = isPrintable || chr == '\r' || chr == '\n' || chr == '\t';
var isNotDoubleQuote = chr != '"';
var span = MemoryMarshal.CreateReadOnlySpan(ref chr, length: 1);
var result = ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes(span, flagNewLinesAndTabs: false);
if (isPrintable && isNotDoubleQuote)
Assert.False(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes)} (allowing newlines and tabs) for '{chr}' ({i}) should have been false, but was true.");
else
Assert.True(result, $"{nameof(ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes)} (allowing newlines and tabs) for '{chr}' ({i}) should have been true, but was false.");
var longVersion = new string(chr, count: 33);
var longResult = ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes(longVersion, flagNewLinesAndTabs: false);
Assert.Equal(result, longResult);
}
}
[Theory]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", false)]
[InlineData("12345678901234561234567890123456💩", false)]
[InlineData("1234567890123456123456789012345💩", false)]
[InlineData("123456789012345612345678901234💩", false)]
[InlineData("💩12345678901234561234567890123456", false)]
[InlineData("12345678901234💩561234567890123456", false)]
[InlineData("12345678901234561234567890123456", true)] // Ends with an invisible control character
[InlineData("12345678901234561234567890123456\0", true)]
[InlineData("1234567890123456123456789012345\0", true)]
[InlineData("123456789012345612345678901234\0", true)]
[InlineData("\012345678901234561234567890123456", true)]
[InlineData("12345678901234561234567890123456\"", true)]
[InlineData("1234567890123456123456789012345\"", true)]
[InlineData("123456789012345612345678901234\"", true)]
[InlineData("12345678901234\0561234567890123456", true)]
[InlineData("\"12345678901234561234567890123456", true)]
[InlineData("12345678901234\"561234567890123456", true)]
public void ContainsNonPrintableCharactersOrDoubleQuotes_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsNonPrintableCharactersOrDoubleQuotes(text, flagNewLinesAndTabs: true);
Assert.Equal(expectedResult, result);
}
[Theory]
[InlineData("_12345678901234561234567890123456", false)]
[InlineData("12345678901234561234567890123456_", false)]
[InlineData("12345678901234561234567890123456ë", false)]
[InlineData("12345678901234561234567890123456💩", false)]
[InlineData("1234567890123456123456789012345💩", false)]
[InlineData("123456789012345612345678901234💩", false)]
[InlineData("💩12345678901234561234567890123456", false)]
[InlineData("12345678901234💩561234567890123456", false)]
[InlineData("12345678901234561234567890123456", true)] // Ends with an invisible control character
[InlineData("12345678901234561234567890123456\0", true)]
[InlineData("1234567890123456123456789012345\0", true)]
[InlineData("123456789012345612345678901234\0", true)]
[InlineData("\012345678901234561234567890123456", true)]
[InlineData("12345678901234\0561234567890123456", true)]
[InlineData(" 12345678901234561234567890123456", true)]
[InlineData("12345678901234 561234567890123456", true)]
public void ContainsWhitespaceOrNonPrintableCharacters_WithLongInput_ShouldReturnExpectedResult(string text, bool expectedResult)
{
var result = ManualValueObject.ContainsWhitespaceOrNonPrintableCharacters(text);
Assert.Equal(expectedResult, result);
}
[Fact]
public void StringComparison_WithNonStringType_ShouldThrow()
{
var instance = new IntValue(default, default);
Assert.Throws<NotSupportedException>(() => instance.GetStringComparison());
}
[Fact]
public void StringComparison_WithStringType_ShouldReturnExpectedResult()
{
var instance = new DefaultComparingStringValue("");
Assert.Equal(StringComparison.Ordinal, instance.GetStringComparison());
}
[Fact]
public void StringComparison_Overridden_ShouldReturnExpectedResult()
{
var instance = new StringValue("", "");
Assert.Equal(StringComparison.OrdinalIgnoreCase, instance.GetStringComparison());
}
[Fact]
public void ToString_Regularly_ShouldReturnExpectedResult()
{
Assert.Equal("{IntValue One=1 Two=1}", new IntValue(1, 1).ToString());
Assert.Equal(@"{StringValue One=A Two=a}", new StringValue("A", "a").ToString());
}
[Fact]
public void GetHashCode_Regulary_ShouldReturnExpectedResult()
{
Assert.Equal(HashCode.Combine(1, 1), new IntValue(1, 1).GetHashCode());
}
[Fact]
public void GetHashCode_WithIgnoreCaseString_ShouldReturnExpectedResult()
{
var one = new StringValue("A", "a").GetHashCode();
var two = new StringValue("a", "A").GetHashCode();
Assert.Equal(one, two);
}
[Fact]
public void GetHashCode_WithImmutableArray_ShouldReturnExpectedResult()
{
var one = new ImmutableArrayValueObject(new[] { "A" }).GetHashCode();
var two = new ImmutableArrayValueObject(new[] { "A" }).GetHashCode();
Assert.Equal(one, two);
var three = new ImmutableArrayValueObject(new[] { "a" }).GetHashCode();
Assert.NotEqual(one, three); // Note that the collection elements define their own GetHashCode() and do not care about the parent ValueObject's StringComparison value, by design
}
[Theory]
[InlineData(null, null, true)] // Implementation should still handle null left operand as expected
[InlineData(null, "", false)] // Custom collection's hash code always returns 1
[InlineData("", null, false)] // Custom collection's hash code always returns 1
[InlineData("A", "A", true)] // Custom collection's hash code always returns 1
[InlineData("A", "B", true)] // Custom collection's hash code always returns 1
public void GetHashCode_WithCustomEquatableCollection_ShouldHonorItsOverride(string? one, string? two, bool expectedResult)
{
var left = new CustomCollectionValueObject() { Values = one is null ? null : new CustomCollectionValueObject.CustomCollection(one) };
var right = new CustomCollectionValueObject() { Values = two is null ? null : new CustomCollectionValueObject.CustomCollection(two) };
var leftHashCode = left.GetHashCode();
var rightHashCode = right.GetHashCode();
Assert.Equal(expectedResult, leftHashCode == rightHashCode);
}
[Fact]
public void Equals_WithNullValueVsNull_ShouldReturnExpectedResult()
{
var nullValued = new DefaultComparingStringValue(value: null);
Assert.False(nullValued.Equals(null));
}
[Theory]
[InlineData(0, 0, true)]
[InlineData(0, 1, false)]
[InlineData(1, -1, false)]
public void Equals_Regularly_ShouldReturnExpectedResult(int one, int two, bool expectedResult)
{
var left = new IntValue(7, one);
var right = new IntValue(7, two);
Assert.Equal(expectedResult, left.Equals(right));
left = new IntValue(7, one);
right = new IntValue(-7, two);
Assert.False(left.Equals(right));
left = new IntValue(one, 7);
right = new IntValue(two, -7);
Assert.False(left.Equals(right));
}
[Theory]
[InlineData("", "", true)]
[InlineData("A", "A", true)]
[InlineData("A", "a", true)]
[InlineData("A", "B", false)]
public void Equals_WithIgnoreCaseString_ShouldReturnExpectedResult(string one, string two, bool expectedResult)
{
var left = new StringValue("7", one);
var right = new StringValue("7", two);
Assert.Equal(expectedResult, left.Equals(right));
left = new StringValue("7", one);
right = new StringValue("-7", two);
Assert.False(left.Equals(right));
left = new StringValue(one, "7");
right = new StringValue(two, "-7");
Assert.False(left.Equals(right));
}
[Theory]
[InlineData("", "", true)]
[InlineData("A", "A", true)]
[InlineData("A", "a", false)] // Note that the collection elements define their own Equals() and do not care about the parent ValueObject's StringComparison value, by design
[InlineData("A", "B", false)]
public void Equals_WithImmutableArray_ShouldReturnExpectedResult(string one, string two, bool expectedResult)
{
var left = new ImmutableArrayValueObject(new[] { one });
var right = new ImmutableArrayValueObject(new[] { two });
Assert.Equal(expectedResult, left.Equals(right));
Assert.Equal(expectedResult, right.Equals(left));
}
[Theory]
[InlineData(null, null, true)] // Implementation should still handle null left operand as expected
[InlineData(null, "", false)] // Implementation should still handle null left operand as expected
[InlineData("", null, true)] // Custom collection's equality always returns true
[InlineData("A", "A", true)] // Custom collection's equality always returns true
[InlineData("A", "B", true)] // Custom collection's equality always returns true
public void Equals_WithCustomEquatableCollection_ShouldHonorItsOverride(string? one, string? two, bool expectedResult)
{
var left = new CustomCollectionValueObject() { Values = one is null ? null : new CustomCollectionValueObject.CustomCollection(one) };
var right = new CustomCollectionValueObject() { Values = two is null ? null : new CustomCollectionValueObject.CustomCollection(two) };
Assert.Equal(expectedResult, left.Equals(right));
}
[Theory]
[InlineData(0, 0)]
[InlineData(0, 1)]
[InlineData(1, -1)]
public void EqualityOperator_Regularly_ShouldMatchEquals(int one, int two)
{
var left = new IntValue(7, one);
var right = new IntValue(7, two);
Assert.Equal(left.Equals(right), left == right);
left = new IntValue(7, one);
right = new IntValue(-7, two);
Assert.Equal(left.Equals(right), left == right);
left = new IntValue(one, 7);
right = new IntValue(two, -7);
Assert.Equal(left.Equals(right), left == right);
}
[Theory]
[InlineData("", "")]
[InlineData("A", "A")]
[InlineData("A", "a")]
[InlineData("A", "B")]
public void EqualityOperator_WithIgnoreCaseString_ShouldMatchEquals(string one, string two)
{
var left = new StringValue("7", one);
var right = new StringValue("7", two);
Assert.Equal(left.Equals(right), left == right);
left = new StringValue("7", one);
right = new StringValue("-7", two);
Assert.Equal(left.Equals(right), left == right);
left = new StringValue(one, "7");
right = new StringValue(two, "-7");
Assert.Equal(left.Equals(right), left == right);
}
[Fact]
public void CompareTo_WithNullValueVsNull_ShouldReturnExpectedResult()
{
var nullValued = new DefaultComparingStringValue(value: null);
Assert.Equal(+1, nullValued.CompareTo(null));
}
[Theory]
[InlineData("", "")]
[InlineData("A", "A")]
[InlineData("A", "a")]
[InlineData("A", "B")]
public void CompareTo_WithEqualValuesAndIgnoreCaseString_ShouldHaveEqualityMatchingEquals(string one, string two)
{
var left = new StringValue("7", one);
var right = new StringValue("7", two);
Assert.Equal(left.Equals(right), left.CompareTo(right) == 0);
}
[Fact]
public void CompareTo_WithoutExplicitInterface_ShouldNotBeImplemented()
{
var array = new[] { new IntValue(1, 1), new IntValue(2, 2) };
Assert.Throws<InvalidOperationException>(() => Array.Sort(array));
}
[Fact]
public void CompareTo_WithExplicitInterface_ShouldBeImplementedCorrectly()
{
var array = new[] { new StringValue("a", "3"), new StringValue("A", "4"), new StringValue("0", "2"), new StringValue("0", "1"), };
array = array.OrderBy(x => x).ToArray(); // Stable sort
Assert.Equal("1", array[0].Two); // { 0, 1 } before { 0, 2 }
Assert.Equal("2", array[1].Two);
Assert.Equal("3", array[2].Two); // Stable sort combined with ignore-case should have kept "a" before "A"
Assert.Equal("4", array[3].Two);
}
[Theory]
[InlineData(null, null, 0)]
[InlineData(null, "", -1)]
[InlineData("", null, +1)]
[InlineData("", "", 0)]
[InlineData("", "A", -1)]
[InlineData("A", "", +1)]
[InlineData("A", "a", 0)]
[InlineData("a", "A", 0)]
[InlineData("A", "B", -1)]
[InlineData("AA", "A", +1)]
public void CompareTo_WithIgnoreCaseString_ShouldReturnExpectedResult(string? one, string? two, int expectedResult)
{
var left = one is null ? null : new StringValue(one, "7");
var right = two is null ? null : new StringValue(two, "7");
Assert.Equal(expectedResult, Comparer<StringValue>.Default.Compare(left, right));
Assert.Equal(-expectedResult, Comparer<StringValue>.Default.Compare(right, left));
left = one is null ? null : new StringValue("7", one);
right = two is null ? null : new StringValue("7", two);
Assert.Equal(expectedResult, Comparer<StringValue>.Default.Compare(left, right));
Assert.Equal(-expectedResult, Comparer<StringValue>.Default.Compare(right, left));
}
[Theory]
[InlineData(null, null, 0)]
[InlineData(null, "", -1)]
[InlineData("", null, +1)]
[InlineData("", "", 0)]
[InlineData("", "A", -1)]
[InlineData("A", "", +1)]
[InlineData("A", "a", 0)]
[InlineData("a", "A", 0)]
[InlineData("A", "B", -1)]
[InlineData("AA", "A", +1)]
public void GreaterThan_WithIgnoreCaseString_ShouldReturnExpectedResult(string? one, string? two, int expectedResult)
{
var left = one is null ? null : new StringValue(one, "7");
var right = two is null ? null : new StringValue(two, "7");
Assert.Equal(expectedResult > 0, left > right);
Assert.Equal(expectedResult <= 0, left <= right);
left = one is null ? null : new StringValue("7", one);
right = two is null ? null : new StringValue("7", two);
Assert.Equal(expectedResult > 0, left > right);
Assert.Equal(expectedResult <= 0, left <= right);
}
[Theory]
[InlineData(null, null, 0)]
[InlineData(null, "", -1)]
[InlineData("", null, +1)]
[InlineData("", "", 0)]
[InlineData("", "A", -1)]
[InlineData("A", "", +1)]
[InlineData("A", "a", 0)]
[InlineData("a", "A", 0)]
[InlineData("A", "B", -1)]
[InlineData("AA", "A", +1)]
public void LessThan_WithIgnoreCaseString_ShouldReturnExpectedResult(string? one, string? two, int expectedResult)
{
var left = one is null ? null : new StringValue(one, "7");
var right = two is null ? null : new StringValue(two, "7");
Assert.Equal(expectedResult < 0, left < right);
Assert.Equal(expectedResult >= 0, left >= right);
left = one is null ? null : new StringValue("7", one);
right = two is null ? null : new StringValue("7", two);
Assert.Equal(expectedResult < 0, left < right);
Assert.Equal(expectedResult >= 0, left >= right);
}
[Fact]
public void ComparisonOperators_WithNullValueVsNull_ShouldReturnExpectedResult()
{
var nullValued = new DefaultComparingStringValue(value: null);
#pragma warning disable xUnit2024 // Do not use boolean asserts for simple equality tests -- We are testing overloaded operators
Assert.False(null == nullValued);
Assert.True(null != nullValued);
Assert.False(nullValued == null);
Assert.True(nullValued != null);
Assert.True(null < nullValued);
Assert.True(null <= nullValued);
Assert.False(null >= nullValued);
Assert.False(null >= nullValued);
Assert.False(nullValued < null);
Assert.False(nullValued <= null);
Assert.True(nullValued > null);
Assert.True(nullValued >= null);
#pragma warning restore xUnit2024 // Do not use boolean asserts for simple equality tests
}
[Theory]
[InlineData(null)]
[InlineData(0)]
[InlineData(1)]
public void SerializeWithSystemTextJson_Regularly_ShouldReturnExpectedResult(int? value)
{
// Regrettably we do not yet have an easy, reliable way of omitting calculated properties from the serialization
var intInstance = value is null ? null : new IntValue(value.Value, value.Value);
Assert.Equal(value is null ? "null" : $@"{{""One"":{value},""Two"":{value},""CalculatedProperty"":""{value}-{value}""}}", System.Text.Json.JsonSerializer.Serialize(intInstance));
var stringInstance = value is null ? null : new StringValue(value.ToString()!, value.ToString()!);
Assert.Equal(value is null ? "null" : $@"{{""One"":""{value}"",""Two"":""{value}""}}", System.Text.Json.JsonSerializer.Serialize(stringInstance));
}
[Theory]
[InlineData(null)]
[InlineData(0)]
[InlineData(1)]
public void SerializeWithNewtonsoftJson_Regularly_ShouldReturnExpectedResult(int? value)
{
// Regrettably we do not yet have an easy, reliable way of omitting calculated properties from the serialization
var intInstance = value is null ? null : new IntValue(value.Value, value.Value);
Assert.Equal(value is null ? "null" : $@"{{""One"":{value},""Two"":{value},""CalculatedProperty"":""{value}-{value}""}}", Newtonsoft.Json.JsonConvert.SerializeObject(intInstance));
var stringInstance = value is null ? null : new StringValue(value.ToString()!, value.ToString()!);
Assert.Equal(value is null ? "null" : $@"{{""One"":""{value}"",""Two"":""{value}""}}", Newtonsoft.Json.JsonConvert.SerializeObject(stringInstance));
}
/// <summary>
/// ValueObjects should (de)serialize decimals normally, which is the most expected behavior.
/// Some special-casing exists only for generated identities.
/// </summary>
[Theory]
[InlineData(null)]
[InlineData(0)]
[InlineData(1)]
public void SerializeWithSystemTextJson_WithDecimal_ShouldReturnExpectedResult(int? value)
{
// Attempt to mess with the stringification, which should have no effect
CultureInfo.CurrentCulture = CultureInfo.GetCultureInfo("en-US");
var instance = value is null ? null : new DecimalValue(value.Value, value.Value);
Assert.Equal(value is null ? "null" : $@"{{""One"":{value},""Two"":{value}}}", System.Text.Json.JsonSerializer.Serialize(instance));
}
/// <summary>
/// ValueObjects should (de)serialize decimals normally, which is the most expected behavior.
/// Some special-casing exists only for generated identities.
/// </summary>
[Theory]
[InlineData(null)]
[InlineData(0)]
[InlineData(1)]
public void SerializeWithNewtonsoftJson_WithDecimal_ShouldReturnExpectedResult(int? value)
{
// Attempt to mess with the stringification, which should have no effect
CultureInfo.CurrentCulture = CultureInfo.GetCultureInfo("nl-NL");
var instance = value is null ? null : new DecimalValue(value.Value, value.Value);
// Newtonsoft appends ".0" for some reason
Assert.Equal(value is null ? "null" : $@"{{""One"":{value}.0,""Two"":{value}.0}}", Newtonsoft.Json.JsonConvert.SerializeObject(instance));
}
[Theory]
[InlineData("null", null)]
[InlineData(@"{""One"":0,""Two"":0}", 0)]
[InlineData(@"{""One"":1,""Two"":1}", 1)]
public void DeserializeWithSystemTextJson_Regularly_ShouldReturnExpectedResult(string json, int? value)
{
var result = System.Text.Json.JsonSerializer.Deserialize<IntValue>(json);
if (value is null)
Assert.Null(result);
else
{
Assert.NotNull(result);
Assert.Equal(value, result.One);
Assert.Equal(value, result.Two);
}
json = json == "null" ? json : json.Replace(value.ToString()!, $@"""{value}""");
var stringResult = System.Text.Json.JsonSerializer.Deserialize<StringValue>(json);
if (value is null)
Assert.Null(stringResult);
else
{
Assert.NotNull(stringResult);
Assert.Equal(value.ToString(), stringResult.One);
Assert.Equal(value.ToString(), stringResult.Two);
}
}
[Theory]
[InlineData("null", null)]
[InlineData(@"{""One"":0,""Two"":0}", 0)]
[InlineData(@"{""One"":1,""Two"":1}", 1)]
public void DeserializeWithNewtonsoftJson_Regularly_ShouldReturnExpectedResult(string json, int? value)
{
var result = Newtonsoft.Json.JsonConvert.DeserializeObject<IntValue>(json);
if (value is null)
Assert.Null(result);
else
{
Assert.NotNull(result);
Assert.Equal(value, result.One);
Assert.Equal(value, result.Two);
}
json = json == "null" ? json : json.Replace(value.ToString()!, $@"""{value}""");
var stringResult = Newtonsoft.Json.JsonConvert.DeserializeObject<StringValue>(json);
if (value is null)
Assert.Null(stringResult);
else
{
Assert.NotNull(stringResult);
Assert.Equal(value.ToString(), stringResult.One);
Assert.Equal(value.ToString(), stringResult.Two);
}
}
/// <summary>
/// ValueObjects should (de)serialize decimals normally, which is the most expected behavior.
/// Some special-casing exists only for generated identities.
/// </summary>
[Theory]
[InlineData(@"null", null)]
[InlineData(@"{""One"":0,""Two"":0}", 0)]
[InlineData(@"{""One"":1,""Two"":1.0}", 1)]
public void DeserializeWithSystemTextJson_WithDecimal_ShouldReturnExpectedResult(string json, int? value)
{
// Attempt to mess with the deserialization, which should have no effect
CultureInfo.CurrentCulture = CultureInfo.GetCultureInfo("nl-NL");
var result = System.Text.Json.JsonSerializer.Deserialize<DecimalValue>(json);
if (value is null)
Assert.Null(result);
else
{
Assert.NotNull(result);
Assert.Equal(value.Value, result.One);
Assert.Equal(value.Value, result.Two);
}
}
/// <summary>
/// ValueObjects should (de)serialize decimals normally, which is the most expected behavior.
/// Some special-casing exists only for generated identities.
/// </summary>
[Theory]
[InlineData("null", null)]
[InlineData(@"{""One"":0,""Two"":0}", 0)]
[InlineData(@"{""One"":1,""Two"":1.0}", 1)]
public void DeserializeWithNewtonsoftJson_WithDecimal_ShouldReturnExpectedResult(string json, int? value)
{
// Attempt to mess with the deserialization, which should have no effect
CultureInfo.CurrentCulture = CultureInfo.GetCultureInfo("nl-NL");
var result = Newtonsoft.Json.JsonConvert.DeserializeObject<DecimalValue>(json);
if (value is null)
Assert.Null(result);
else
{
Assert.NotNull(result);