public void Trace_ShouldReturn_WhenMessageGeneratorIsNull()
{
// arrange
// act
Sut.Trace(logger, (Func <string>)null);
// assert
A.CallTo(logger).MustNotHaveHappened();
logEntries.Should().BeEmpty();
}
public void Trace_ShouldAlwaysPassMessageToLogger()
{
// arrange
// act
Sut.Trace(logger, "test message");
// assert
A.CallTo(() => logger.IsEnabled(A <LogLevel> ._)).MustNotHaveHappened();
A.CallTo(() => logger.Log(A <LogEntry> ._)).MustHaveHappenedOnceExactly();
logEntries.Should().BeEquivalentTo(new LogEntry(LogLevel.Trace, "test message"));
}
public void Trace_WithLambdaExpression_ShouldNotPassMessageToLogger_WhenLogLevelIsDisabled()
{
// arrange
bool called = false;
string TestMessageGenerator()
{
called = true;
return("Test message generated");
}
A.CallTo(() => logger.IsEnabled(LogLevel.Trace)).Returns(false);
// act
Sut.Trace(logger, TestMessageGenerator);
// assert
A.CallTo(() => logger.IsEnabled(LogLevel.Trace)).MustHaveHappenedOnceExactly();
A.CallTo(() => logger.Log(A <LogEntry> ._)).MustNotHaveHappened();
logEntries.Should().BeEmpty();
called.Should().BeFalse();
}