Defines classes that handle the results of tests.
| Class | BrokenTestCaseWarning | Emitted as a warning when an exception occurs in one of setUp or tearDown. | 
| Class | SafeStream | Wraps a stream object so that all writecalls are wrapped 
inuntilConcludes. | 
| Class | TestResult | Accumulates the results of several twisted.trial.unittest.TestCases. | 
| Class | TestResultDecorator | Base class for TestResult decorators. | 
| Class | UncleanWarningsReporterWrapper | A wrapper for a reporter that converts util.DirtyReactorAggregateErrors
to warnings. | 
| Class | Reporter | A basic TestResultwith support for writing to a stream. | 
| Class | MinimalReporter | A minimalist reporter that prints only a summary of the test result, in the form of (timeTaken, #tests, #tests, #errors, #failures, #skips). | 
| Class | TextReporter | Simple reporter that prints a single character for each test as it runs, along with the standard Trial summary text. | 
| Class | VerboseTextReporter | A verbose reporter that prints the name of each test as it is running. | 
| Class | TimingTextReporter | Prints out each test as it is running, followed by the time taken for each test to run. | 
| Class | SubunitReporter | Reports test output via Subunit. | 
| Class | TreeReporter | Print out the tests in the form a tree. | 
| Function | _makeTodo | Return a Todoobject built 
fromvalue. | 
| Class | _ExitWrapper | A wrapper for a reporter that causes the reporter to stop after unsuccessful tests. | 
| Class | _AdaptedReporter | TestResult decorator that makes sure that addError only gets tests that have been adapted with a particular test adapter. | 
| Class | _AnsiColorizer | A colorizer is an object that loosely wraps around a stream, allowing callers to write text to the stream in a particular color. | 
| Class | _Win32Colorizer | See _AnsiColorizer docstring. | 
| Class | _NullColorizer | See _AnsiColorizer docstring. | 
Return a Todo object built 
from value.
This is a synonym for twisted.trial.unittest.makeTodo,
but imported locally to avoid circular imports.
| Parameters | value | A string or a tuple of (errors, reason), whereerrorsis either a single exception class or an iterable of 
exception classes. | 
| Returns | A Todoobject. | |