public static void compareReaders(final Reader reader1, final Reader reader2, final boolean ignoreWhitespace,
                                      final boolean xml) {
        if (!doCompareReaders(reader1, reader2, ignoreWhitespace, xml)) {
            fail("Content is not the same");
        }
    }
Generate a unified diff of the two files using the specified number of lines of context.
The diff output is sent to system out in coloured form.

@return True if the files are the same
stroom-test-common/src/main/java/stroom/test/common/ComparisonHelper.java