public CachedFormattingModeReader(IFormattingModeReader baseReader)
{
if (baseReader == null)
{
throw new ArgumentNullException("baseReader");
}
this.baseReader = baseReader;
}
public void ReadModePropertyInfo_CallsTheBaseReaderAtMostOnce()
{
// Arrange
IFormattingModeReader baseReader = Substitute.For <IFormattingModeReader>();
IFormattingModeReader reader = new CachedFormattingModeReader(baseReader);
// Act
reader.ReadMode(TestProperty);
reader.ReadMode(TestProperty);
reader.ReadMode(TestProperty);
// Assert
baseReader.Received(1).ReadMode(TestProperty);
}
public void ReadModePropertyInfo_ReturnsTheResultOfTheBaseReader()
{
// Arrange
IFormattingModeReader baseReader = Substitute.For <IFormattingModeReader>();
baseReader.ReadMode(TestProperty).Returns(FormattingMode.ItemsMembers);
IFormattingModeReader reader = new CachedFormattingModeReader(baseReader);
// Act
FormattingMode mode = reader.ReadMode(TestProperty);
// Assert
Assert.AreEqual(FormattingMode.ItemsMembers, mode);
}
public ParameterFormatter(IFormattingModeReader reader, IFormatProvider formatProvider, ICustomValueFormatter customValueFormatter = null)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
if (formatProvider == null)
{
throw new ArgumentNullException("formatProvider");
}
this.reader = reader;
this.formatProvider = formatProvider;
this.customValueFormatter = customValueFormatter;
}
private static void TestFormatter(object value, FormattingMode mode, string expectedOutput, IFormatProvider formatProvider = null, ICustomValueFormatter customValueFormatter = null)
{
// Arrange
IFormattingModeReader reader = Substitute.For <IFormattingModeReader>();
reader.ReadMode(TestParameter).Returns(mode);
IParameterFormatter formatter = new ParameterFormatter(reader, formatProvider ?? CultureInfo.InvariantCulture, customValueFormatter);
StringBuilder sb = new StringBuilder();
// Act
formatter.Serialize(sb, value, TestParameter);
// Assert
Assert.AreEqual(expectedOutput, sb.ToString());
}
