@Test
public void testParserValidatesGeneratedCode() throws Exception {
ScriptWrapper wrapper = new ScriptWrapper();
wrapper.addLine("Echo hello");
wrapper.addLine("ProduceJunkCode");
wrapper.addLine("Echo goodbye");
try {
parser.parse(wrapper.toString());
Assert.fail("unknown command should result in ParserException");
} catch (HulaParserException e) {
List<ParseError> errors = e.getErrors();
ParseError error = errors.get(0);
// expected behaviour
Assert.assertEquals("missing line number", -1, error.getLineNumber());
Assert.assertEquals("missing command line", null, error.getCommandLine());
Assert.assertEquals("missing error code", "unknown.parse.error", error.getErrorCode());
}
}
@Test
public void testUnknownCommandFailsParsing() throws Exception {
ScriptWrapper wrapper = new ScriptWrapper();
wrapper.addLine("Meh");
// parse
try {
parser.parse(wrapper.toString());
Assert.fail("unknown command should result in ParserException");
} catch (HulaParserException e) {
List<ParseError> errors = e.getErrors();
ParseError error = errors.get(0);
// expected behaviour
Assert.assertEquals("missing line number", 1, error.getLineNumber());
Assert.assertEquals("missing command line", "Meh", error.getCommandLine());
Assert.assertEquals("missing error code", "unknown.command", error.getErrorCode());
}
}
@Test
public void testSuperfluousEndFailsParsing_2() throws Exception {
ScriptWrapper wrapper = new ScriptWrapper();
wrapper.addLine("End");
// parse
try {
HulaExecutable parserResult = parser.parse(wrapper.toString());
System.out.println(parserResult.getContent());
Assert.fail("additional end statement should result in ParserException");
} catch (HulaParserException e) {
List<ParseError> errors = e.getErrors();
ParseError error = errors.get(0);
// expected behaviour
Assert.assertEquals("missing line number", 1, error.getLineNumber());
Assert.assertEquals("missing command line", "End", error.getCommandLine());
Assert.assertEquals("missing error code", "unnecessary.end.statement", error.getErrorCode());
}
}
@Test
public void testMissingEndFailsParsing_2() throws Exception {
ScriptWrapper wrapper = new ScriptWrapper();
wrapper.addLine("Loop $names as name");
wrapper.addLine(" Set value=$name");
// parse
try {
parser.parse(wrapper.toString());
Assert.fail("missing end statement should result in ParserException");
} catch (HulaParserException e) {
List<ParseError> errors = e.getErrors();
ParseError error = errors.get(0);
// expected behaviour
Assert.assertEquals("missing line number", 1, error.getLineNumber());
Assert.assertEquals("missing command line", "Loop $names as name", error.getCommandLine());
Assert.assertEquals("missing error code", "missing.end.statement", error.getErrorCode());
}
}