private String testCount() {
		String tCount = "";

		// report test totals
		if (this.numberOfTests == 1) {
			tCount = "\nRan 1 test.\n";
		} else if (this.numberOfTests > 1) {
			tCount = "\nRan " + this.numberOfTests + " tests.\n";
		}

		// report error totals
		if (this.errors == 0) {
			tCount = tCount + "All tests passed.\n";
		}
		if (this.errors == 1) {
			tCount = tCount + "1 test failed.\n";

		} else if (this.errors > 1) {
			tCount = tCount + this.errors + " tests failed.\n";
		}

		// report warnings totals
		if (this.warnings == 0) {
			tCount = tCount + "\n";
		}
		if (this.warnings == 1) {
			tCount = tCount + "Issued 1 warning of inexact comparison.\n\n";

		} else if (this.warnings > 1) {
			tCount = tCount + "Issued " + this.warnings +
					" warnings of inexact comparison.\n\n";
		}

		return tCount;
	}