public void Test_Construct_WithNullFileName_ShouldDefaultFileName()
{
//---------------Set up test pack-------------------
const string fileName = null;
//---------------Assert Precondition----------------
Assert.IsNull(fileName);
//---------------Execute Test ----------------------
IPropDef propDef = GetPropDef();
var valueGenerator = new ValidValueGeneratorTextFile(propDef, fileName);
//---------------Test Result -----------------------
Assert.AreEqual(propDef.PropertyName + ".txt", valueGenerator.FileName);
}
public void Test_Construct_WithFileName_StoresFileName()
{
//---------------Set up test pack-------------------
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var valueGenerator = new ValidValueGeneratorTextFile(GetPropDef(), GoodFileName);
//---------------Test Result -----------------------
Assert.AreSame(GoodFileName, valueGenerator.FileName);
Assert.IsNotNull(ValidValueGeneratorTextFile.CachedSampleValues);
Assert.AreEqual(0, ValidValueGeneratorTextFile.CachedSampleValues.Count);
}
public void Test_Construct_WithEmptyFileName_ShouldDefaultFileName()
{
//---------------Set up test pack-------------------
const string fileName = null;
//---------------Assert Precondition----------------
Assert.IsNull(fileName);
//---------------Execute Test ----------------------
IPropDef propDef = GetPropDef();
var valueGenerator = new ValidValueGeneratorTextFile(propDef, "");
//---------------Test Result -----------------------
Assert.AreEqual(propDef.PropertyName + ".txt", valueGenerator.FileName);
}
public void Test_Construct_WithFileName_StoresFileName()
{
//---------------Set up test pack-------------------
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var valueGenerator = new ValidValueGeneratorTextFile(GetPropDef(), GoodFileName);
//---------------Test Result -----------------------
Assert.AreSame(GoodFileName, valueGenerator.FileName);
Assert.IsNotNull(ValidValueGeneratorTextFile.CachedSampleValues);
Assert.AreEqual(0, ValidValueGeneratorTextFile.CachedSampleValues.Count);
}
public void Test_GenerateValue_WhenFileNotExists_ShouldThrowException()
{
//---------------Set up test pack-------------------
var valueGenerator = new ValidValueGeneratorTextFile(GetPropDef(), BadFileName);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
try
{
var value = valueGenerator.GenerateValidValue();
Assert.Fail("Expected to throw a FileNotFoundException");
}
//---------------Test Result -----------------------
catch (FileNotFoundException ex)
{
StringAssert.Contains(
"Could not find file",
ex.Message);
}
}
public void Test_GenerateValue_WhenFileIsEmpty_ShouldThrowException()
{
//---------------Set up test pack-------------------
CreateFile(GoodFileName);
var valueGenerator = new ValidValueGeneratorTextFile(GetPropDef(), GoodFileName);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
try
{
var value = valueGenerator.GenerateValidValue();
Assert.Fail("Expected to throw a HabaneroApplicationException");
}
//---------------Test Result -----------------------
catch (HabaneroApplicationException ex)
{
StringAssert.Contains(
"The test data file " + GoodFileName +
" does not contain any data to use for random data generation.",
ex.Message);
}
}
public void Test_GenerateValue_WhenFileIsEmpty_ShouldThrowException()
{
//---------------Set up test pack-------------------
CreateFile(GoodFileName);
var valueGenerator = new ValidValueGeneratorTextFile(GetPropDef(), GoodFileName);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
try
{
var value = valueGenerator.GenerateValidValue();
Assert.Fail("Expected to throw a HabaneroApplicationException");
}
//---------------Test Result -----------------------
catch (HabaneroApplicationException ex)
{
StringAssert.Contains(
"The test data file " + GoodFileName +
" does not contain any data to use for random data generation.",
ex.Message);
}
}
public void Test_GenerateValue_WhenFileNotExists_ShouldThrowException()
{
//---------------Set up test pack-------------------
var valueGenerator = new ValidValueGeneratorTextFile(GetPropDef(), BadFileName);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
try
{
var value = valueGenerator.GenerateValidValue();
Assert.Fail("Expected to throw a FileNotFoundException");
}
//---------------Test Result -----------------------
catch (FileNotFoundException ex)
{
StringAssert.Contains(
"Could not find file",
ex.Message);
}
}