public async Task LldbEvalWithFallbackAsync(LldbEvalErrorCode lldbEvalErrorCode)
{
const string expressionText = "myVar";
IDebugExpression expression = CreateExpression(
expressionText, ExpressionEvaluationStrategy.LLDB_EVAL_WITH_FALLBACK);
RemoteValueFake errorValue = RemoteValueFakeUtil.CreateLldbEvalError(lldbEvalErrorCode);
RemoteValueFake expressionValue =
RemoteValueFakeUtil.CreateClass("CustomType", "$17", "23");
_mockDebuggerStackFrame.EvaluateExpressionLldbEvalAsync(expressionText)
.Returns(errorValue);
_mockDebuggerStackFrame.EvaluateExpressionAsync(expressionText)
.Returns(expressionValue);
Assert.AreEqual(VSConstants.S_OK,
expression.EvaluateSync(0, 0, null, out IDebugProperty2 property));
Assert.AreEqual(expressionText, GetName(property));
Assert.AreEqual("CustomType", GetType(property));
Assert.AreEqual("23", GetValue(property));
// Make sure that a fallback to the LLDB happened.
await _mockDebuggerStackFrame.Received(1).EvaluateExpressionLldbEvalAsync(
Arg.Is(expressionText));
await _mockDebuggerStackFrame.Received(1).EvaluateExpressionAsync(
Arg.Is(expressionText));
}
public void LldbEvalDontFallbackCommonErrors(LldbEvalErrorCode lldbEvalErrorCode)
{
_optionPageGrid.ExpressionEvaluationEngine =
ExpressionEvaluationEngineFlag.LLDB_EVAL_WITH_FALLBACK;
RemoteValue mockVariable = CreateMockVariable();
RemoteValue errorValue =
RemoteValueFakeUtil.CreateLldbEvalError(lldbEvalErrorCode, "the error message");
mockVariable
.EvaluateExpressionLldbEvalAsync(Arg.Any <string>(),
Arg.Any <IDictionary <string, RemoteValue> >())
.Returns(errorValue);
var exception = Assert.ThrowsAsync <ExpressionEvaluationFailed>(
async() => await _evaluator.EvaluateExpressionAsync(
"2 + 2", _varInfoFactory.Create(mockVariable), new NatvisScope(), "result"));
Assert.That(exception.Message, Does.Contain("the error message"));
}
public async Task LldbEvalWithoutFallbackAsync(LldbEvalErrorCode lldbEvalErrorCode)
{
const string expressionText = "myVar";
IDebugExpression expression =
CreateExpression(expressionText, ExpressionEvaluationStrategy.LLDB_EVAL);
RemoteValueFake errorValue = RemoteValueFakeUtil.CreateLldbEvalError(lldbEvalErrorCode);
_mockDebuggerStackFrame.EvaluateExpressionLldbEvalAsync(expressionText)
.Returns(errorValue);
Assert.AreEqual(VSConstants.S_OK,
expression.EvaluateSync(0, 0, null, out IDebugProperty2 property));
// Make sure that a fallback to the LLDB didn't happen.
await _mockDebuggerStackFrame.Received(1).EvaluateExpressionLldbEvalAsync(
Arg.Is(expressionText));
await _mockDebuggerStackFrame.DidNotReceive().EvaluateExpressionAsync(
Arg.Any <string>());
}
public async Task LldbEvalWithFallbackAsync(LldbEvalErrorCode lldbEvalErrorCode)
{
_optionPageGrid.ExpressionEvaluationEngine =
ExpressionEvaluationEngineFlag.LLDB_EVAL_WITH_FALLBACK;
RemoteValue mockVariable = CreateMockVariable();
RemoteValue errorValue = RemoteValueFakeUtil.CreateLldbEvalError(lldbEvalErrorCode);
var natvisScope = new NatvisScope();
mockVariable
.EvaluateExpressionLldbEvalAsync(Arg.Any <string>(),
Arg.Any <IDictionary <string, RemoteValue> >())
.Returns(errorValue);
await _evaluator.EvaluateExpressionAsync("expr", _varInfoFactory.Create(mockVariable),
natvisScope, "result");
await mockVariable.Received(1).EvaluateExpressionLldbEvalAsync(
Arg.Is("expr"), Arg.Is(natvisScope.ContextVariables));
mockVariable.DidNotReceiveWithAnyArgs().GetValueForExpressionPath(Arg.Any <string>());
await mockVariable.Received(1).EvaluateExpressionAsync(Arg.Is("expr"));
}