protected void checkAllSyntaxErrs(Collection<AssemblyParseResult> parse) {
		for (AssemblyParseResult pr : parse) {
			if (!pr.isError()) {
				fail("All results were expected to be syntax errors.");
			}
		}
	}
Confirm that every parse result describes an error, i.e., the text failed to parse.

@param parse the collection of parse results
Ghidra/Framework/SoftwareModeling/src/test/java/ghidra/app/plugin/assembler/sleigh/AbstractAssemblyTest.java