"< html allowed, cdata closing token ]]> encoded!\n" +
                    "no EOL, non-asci char: ż\n" +
                    "xml entity: &amp;"
                ))
                .assertStderr(equalTo("< html allowed, cdata closing token ]]> encoded!\n"))
    }

    String lineNumberOf(String text) {
        int i = 1
        for (String line : testFile.readLines()) {

        classResult.assertTestCaseStderr("anotherOk", is("[before err]\n[ok err][after err]"))
        classResult.assertStdout(is("[before class out][after class out]"))
        classResult.assertStderr(is("[before class err][after class err]"))
    }

    }

    TestClassExecutionResult assertTestCaseStdout(String testCaseName, Matcher<? super String> matcher) {
        throw new UnsupportedOperationException();
    }

    TestClassExecutionResult assertStderr(Matcher<? super String> matcher) {
        throw new UnsupportedOperationException();
    }

    TestClassExecutionResult assertTestCaseStderr(String testCaseName, Matcher<? super String> matcher) {