public void ValidityWithValidSamplesTest()
{
// Arrange
byte[] inputBytes1 = File.ReadAllBytes(validSample1Filename);
byte[] inputBytes2 = File.ReadAllBytes(validSample2Filename);
byte[] inputBytes3 = File.ReadAllBytes(validSample3Filename);
byte[] inputBytes4 = File.ReadAllBytes(validSample4Filename);
// Act
bool wasTest1Valid = false;
string test1PossibleError = "";
using (MemoryStream ms1 = new MemoryStream(inputBytes1))
{
(wasTest1Valid, test1PossibleError) = KtxLoader.CheckIfInputIsValid(ms1);
}
bool wasTest2Valid = false;
string test2PossibleError = "";
using (MemoryStream ms2 = new MemoryStream(inputBytes2))
{
(wasTest2Valid, test2PossibleError) = KtxLoader.CheckIfInputIsValid(ms2);
}
bool wasTest3Valid = false;
string test3PossibleError = "";
using (MemoryStream ms3 = new MemoryStream(inputBytes3))
{
(wasTest3Valid, test3PossibleError) = KtxLoader.CheckIfInputIsValid(ms3);
}
bool wasTest4Valid = false;
string test4PossibleError = "";
using (MemoryStream ms4 = new MemoryStream(inputBytes4))
{
(wasTest4Valid, test4PossibleError) = KtxLoader.CheckIfInputIsValid(ms4);
}
// Assert
CollectionAssert.AreNotEqual(inputBytes1, inputBytes2, "Input files should NOT have equal content");
CollectionAssert.AreNotEqual(inputBytes1, inputBytes3, "Input files should NOT have equal content");
CollectionAssert.AreNotEqual(inputBytes1, inputBytes4, "Input files should NOT have equal content");
Assert.IsTrue(wasTest1Valid);
Assert.IsTrue(wasTest2Valid);
Assert.IsTrue(wasTest3Valid);
Assert.IsTrue(wasTest4Valid);
Assert.AreEqual("", test1PossibleError, "There should NOT be any errors");
Assert.AreEqual("", test2PossibleError, "There should NOT be any errors");
Assert.AreEqual("", test3PossibleError, "There should NOT be any errors");
Assert.AreEqual("", test4PossibleError, "There should NOT be any errors");
}
public void ValidityWithInvalidSamplesTest()
{
// Arrange
byte[] inputBytes4 = File.ReadAllBytes(CommonFiles.validSample4Filename);
// Act
inputBytes4[73] = 0xC0; // Make string invalid UTF-8
inputBytes4[74] = 0xB1;
bool wasTest4Valid = false;
string test4PossibleError = "";
using (MemoryStream ms4 = new MemoryStream(inputBytes4))
{
(wasTest4Valid, test4PossibleError) = KtxLoader.CheckIfInputIsValid(ms4);
}
// Assert
Assert.IsFalse(wasTest4Valid);
Assert.IsTrue(test4PossibleError.Contains("Byte array to UTF-8 failed"));
}