/// <summary>
/// Runs a single JsonReaderTestCaseDescriptor test.
/// </summary>
/// <param name="testCase">The test case descriptor to run.</param>
/// <param name="testConfiguration">The test configuration to use.</param>
/// <param name="jsonValueComparer">The comparer to use to compare JSON OMs.</param>
/// <param name="assert">The assertion handler.</param>
public static void ReadAndVerifyJson(
JsonReaderTestCaseDescriptor testCase,
JsonReaderTestConfiguration testConfiguration,
IJsonValueComparer jsonValueComparer,
AssertionHandler assert,
IExceptionVerifier exceptionVerifier)
{
TextReader testReader = new TestTextReader(new StringReader(testCase.JsonText))
{
FailOnPeek = true,
FailOnSingleCharacterRead = true,
ReadSizesEnumerator = testConfiguration.ReadSizes.EndLessLoop()
};
JsonValue actualJsonResult = null;
assert.ExpectedException(() =>
{
JsonReader jsonReader = testConfiguration.JsonReaderCreatorFunc(testReader, assert);
actualJsonResult = ReadJson(jsonReader, assert);
},
testCase.ExpectedException,
exceptionVerifier);
if (testCase.ExpectedException == null)
{
if (testCase.FragmentExtractor != null)
{
actualJsonResult = testCase.FragmentExtractor(actualJsonResult);
}
jsonValueComparer = new JsonValueComparer();
jsonValueComparer.Compare(testCase.ExpectedJson, actualJsonResult);
}
}
/// <summary>
/// Runs a single JsonReaderTestCaseDescriptor test.
/// </summary>
/// <param name="testCase">The test case descriptor to run.</param>
/// <param name="testConfiguration">The test configuration to use.</param>
/// <param name="jsonValueComparer">The comparer to use to compare JSON OMs.</param>
/// <param name="assert">The assertion handler.</param>
public static void ReadAndVerifyJson(
JsonReaderTestCaseDescriptor testCase,
JsonReaderTestConfiguration testConfiguration,
IJsonValueComparer jsonValueComparer,
AssertionHandler assert,
IExceptionVerifier exceptionVerifier)
{
TextReader testReader = new TestTextReader(new StringReader(testCase.JsonText))
{
FailOnPeek = true,
FailOnSingleCharacterRead = true,
ReadSizesEnumerator = testConfiguration.ReadSizes.EndLessLoop()
};
JsonValue actualJsonResult = null;
assert.ExpectedException(() =>
{
JsonReader jsonReader = testConfiguration.JsonReaderCreatorFunc(testReader, assert);
actualJsonResult = ReadJson(jsonReader, assert);
},
testCase.ExpectedException,
exceptionVerifier);
if (testCase.ExpectedException == null)
{
if (testCase.FragmentExtractor != null)
{
actualJsonResult = testCase.FragmentExtractor(actualJsonResult);
}
jsonValueComparer = new JsonValueComparer();
jsonValueComparer.Compare(testCase.ExpectedJson, actualJsonResult);
}
}
private static void RunHeaderTest(
Func <IEnumerable <KeyValuePair <string, string> > > getHeadersFunc,
bool writing,
Func <string, string> getHeaderFunc,
Action <string, string> setHeaderAction,
AssertionHandler assert,
IExceptionVerifier exceptionVerifier)
{
assert.IsNotNull(getHeadersFunc(), "Non-null headers expected.");
assert.AreEqual(0, getHeadersFunc().Count(), "Empty header collection expected.");
assert.IsNull(getHeaderFunc("a"), "Unexpectedly found header.");
ExpectedException expectedException = writing ? null : ODataExpectedExceptions.ODataException("ODataMessage_MustNotModifyMessage");
TestExceptionUtils.ExpectedException(
assert,
() =>
{
setHeaderAction("a", "b");
assert.AreEqual(1, getHeadersFunc().Count(), "One header expected.");
assert.AreEqual("b", getHeaderFunc("a"), "Header not found or invalid header value.");
List <KeyValuePair <string, string> > expectedHeaders = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("a", "b")
};
VerificationUtils.VerifyEnumerationsAreEqual(
expectedHeaders,
getHeadersFunc(),
(first, second, assert2) => assert2.AreEqual(first, second, "Items differ."),
(item) => item.Key + " = " + item.Value,
assert);
setHeaderAction("a", "c");
assert.AreEqual(1, getHeadersFunc().Count(), "One header expected.");
assert.AreEqual("c", getHeaderFunc("a"), "Header not found or invalid header value.");
expectedHeaders[0] = new KeyValuePair <string, string>("a", "c");
VerificationUtils.VerifyEnumerationsAreEqual(
expectedHeaders,
getHeadersFunc(),
(first, second, assert2) => assert2.AreEqual(first, second, "Items differ."),
(item) => item.Key + " = " + item.Value,
assert);
setHeaderAction("d", "e");
assert.AreEqual(2, getHeadersFunc().Count(), "Two headers expected.");
assert.AreEqual("c", getHeaderFunc("a"), "Header not found or invalid header value.");
assert.AreEqual("e", getHeaderFunc("d"), "Header not found or invalid header value.");
expectedHeaders.Add(new KeyValuePair <string, string>("d", "e"));
VerificationUtils.VerifyEnumerationsAreEqual(
expectedHeaders,
getHeadersFunc(),
(first, second, assert2) => assert2.AreEqual(first, second, "Items differ."),
(item) => item.Key + " = " + item.Value,
assert);
setHeaderAction("d", null);
setHeaderAction("a", null);
assert.AreEqual(0, getHeadersFunc().Count(), "Empty header collection expected.");
assert.IsNull(getHeaderFunc("a"), "Unexpectedly found header.");
},
expectedException,
exceptionVerifier);
}
private static void RunHeaderTest(
Func<IEnumerable<KeyValuePair<string, string>>> getHeadersFunc,
bool writing,
Func<string, string> getHeaderFunc,
Action<string, string> setHeaderAction,
AssertionHandler assert,
IExceptionVerifier exceptionVerifier)
{
assert.IsNotNull(getHeadersFunc(), "Non-null headers expected.");
assert.AreEqual(0, getHeadersFunc().Count(), "Empty header collection exptected.");
assert.IsNull(getHeaderFunc("a"), "Unexpectedly found header.");
ExpectedException expectedException = writing ? null : ODataExpectedExceptions.ODataException("ODataMessage_MustNotModifyMessage");
TestExceptionUtils.ExpectedException(
assert,
() =>
{
setHeaderAction("a", "b");
assert.AreEqual(1, getHeadersFunc().Count(), "One header expected.");
assert.AreEqual("b", getHeaderFunc("a"), "Header not found or invalid header value.");
List<KeyValuePair<string, string>> expectedHeaders = new List<KeyValuePair<string, string>>
{
new KeyValuePair<string, string>("a", "b")
};
VerificationUtils.VerifyEnumerationsAreEqual(
expectedHeaders,
getHeadersFunc(),
(first, second, assert2) => assert2.AreEqual(first, second, "Items differ."),
(item) => item.Key + " = " + item.Value,
assert);
setHeaderAction("a", "c");
assert.AreEqual(1, getHeadersFunc().Count(), "One header expected.");
assert.AreEqual("c", getHeaderFunc("a"), "Header not found or invalid header value.");
expectedHeaders[0] = new KeyValuePair<string, string>("a", "c");
VerificationUtils.VerifyEnumerationsAreEqual(
expectedHeaders,
getHeadersFunc(),
(first, second, assert2) => assert2.AreEqual(first, second, "Items differ."),
(item) => item.Key + " = " + item.Value,
assert);
setHeaderAction("d", "e");
assert.AreEqual(2, getHeadersFunc().Count(), "Two headers expected.");
assert.AreEqual("c", getHeaderFunc("a"), "Header not found or invalid header value.");
assert.AreEqual("e", getHeaderFunc("d"), "Header not found or invalid header value.");
expectedHeaders.Add(new KeyValuePair<string, string>("d", "e"));
VerificationUtils.VerifyEnumerationsAreEqual(
expectedHeaders,
getHeadersFunc(),
(first, second, assert2) => assert2.AreEqual(first, second, "Items differ."),
(item) => item.Key + " = " + item.Value,
assert);
setHeaderAction("d", null);
setHeaderAction("a", null);
assert.AreEqual(0, getHeadersFunc().Count(), "Empty header collection expected.");
assert.IsNull(getHeaderFunc("a"), "Unexpectedly found header.");
},
expectedException,
exceptionVerifier);
}
/// <summary>
/// Asserts that the given action throws the specified exception type.
/// </summary>
/// <param name="action">Action to try.</param>
/// <param name="expectedException">The expected exception.</param>
/// <param name="exceptionVerifier">The exception verifier.</param>
public static void ExpectedException(this AssertionHandler assert, Action action, ExpectedException expectedException, IExceptionVerifier exceptionVerifier)
{
ExceptionUtilities.CheckArgumentNotNull(assert, "assert");
ExceptionUtilities.CheckArgumentNotNull(action, "action");
ExceptionUtilities.CheckArgumentNotNull(exceptionVerifier, "exceptionVerifier");
Exception exception = RunCatching(action);
if (exception == null && expectedException == null)
{
return;
}
else if (exception == null)
{
assert.IsNotNull(exception,
"Expected exception of type '{0}' with message resource ID '{1}' but none was thrown.",
expectedException.ExpectedExceptionType.ToString(),
expectedException.ExpectedMessage == null ? "<null>" : expectedException.ExpectedMessage.ResourceIdentifier);
}
else if (expectedException == null)
{
assert.IsNotNull(expectedException,
"Did not expect an exception but an exception of type '{0}' with message '{1}' was thrown.",
exception.GetType().ToString(),
exception.Message);
}
exception = TestExceptionUtils.UnwrapAggregateException(exception, assert);
exceptionVerifier.VerifyExceptionResult(expectedException, exception);
}
