/
test.html
155 lines (155 loc) · 5.16 KB
/
test.html
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<html>
<head>
<title>test page</title>
<script type="text/javascript" src="/jsunit/app/jsUnitCore.js"></script>
<script type="text/javascript" src="prototype.js"></script>
<script type="text/javascript">
var xhr = new XMLHttpRequest();
xhr.open("GET","/js-scheme/prototype.js",false);
xhr.send();
proto = xhr.responseXML;
eval(proto);
</script>
<script type="text/javascript" src="js-scheme.js"></script>
</head>
<body>
<script type="text/javascript">
function testTestingWorks() {
assertEquals(1,1);
}
function testEvalIsPresent() {
assertTrue(Boolean(window.jscm_eval));
}
function testCanTestForFunctions() {
assertFalse(Boolean(window.obviously_fake_function));
}
function testEnvironmentClassIsPresent() {
assertTrue(Boolean(Environment));
}
function testReplObjectIsPresent() {
assertTrue(Boolean(REPL));
}
function testEvalIntegerLiteral() {
assertEquals(1, jscm_eval(REPL.parser.parse('1'), GlobalEnvironment));
}
function testCanEvalPlusExpression() {
assertEquals(2, jscm_eval(
REPL.parser.parse('(+ 1 1)'), GlobalEnvironment));
}
function testCanEvalTernaryPlusExpression() {
assertEquals(3, jscm_eval(
REPL.parser.parse('(+ 1 1 1)'), GlobalEnvironment));
}
function testCanEvalNestedAddition() {
assertEquals(5, jscm_eval(
REPL.parser.parse('(+ (+ 1 1) (+ 1 (+ 1 1)))'), GlobalEnvironment));
}
function testCanEvalSubtract() {
assertEquals(1, jscm_eval(
REPL.parser.parse('(- 3 2)'), GlobalEnvironment));
}
function testCanEvalMultiply() {
assertEquals(6, jscm_eval(
REPL.parser.parse('(* 2 3)'), GlobalEnvironment));
}
function testCanEvalDivide() {
assertEquals(2, jscm_eval(
REPL.parser.parse('(/ 6 3)'), GlobalEnvironment));
}
function testEvalQuotedString() {
assertEquals("xyz", jscm_eval(
REPL.parser.parse("(quote xyz)"), GlobalEnvironment));
}
function testEvalSingleQuoteAsQuoteFunction() {
assertEquals("xyz", jscm_eval(
REPL.parser.parse("'xyz"), GlobalEnvironment));
}
function testEvalDefinePersistsInEnvironment() {
var e = new Environment();
try {
jscm_eval(REPL.parser.parse("x"), e);
var threw = false;
} catch (err) {
var threw = true;
}
assertTrue(threw);
jscm_eval(REPL.parser.parse("(define x 1)"), e);
assertEquals(1, jscm_eval(REPL.parser.parse("x"), e));
}
function testCarGetsFirstElementOfCons() {
assertEquals(1, jscm_eval(
REPL.parser.parse("(car (cons 1 2))"), GlobalEnvironment));
}
function testCdrGetsSecondElementOfCons() {
assertEquals(2, jscm_eval(
REPL.parser.parse("(cdr (cons 1 2))"), GlobalEnvironment));
}
function testNoArgListCallYieldsQuotedEmptyList() {
assertArrayEquals(
jscm_eval(REPL.parser.parse("'()"), GlobalEnvironment),
jscm_eval(REPL.parser.parse("(list)"), GlobalEnvironment));
}
function testEmptyListEvalsToNull() {
assert(jscm_eval(REPL.parser.parse("(null? '())"), GlobalEnvironment));
}
function testListWithNoArgsEvalsToNull() {
assert(jscm_eval(REPL.parser.parse("(null? (list))"), GlobalEnvironment));
}
function testAtomIsNotNull() {
assertFalse(jscm_eval(REPL.parser.parse("(null? 'a)"),
GlobalEnvironment));
}
function testNonEmptyListIsNotNull() {
assertFalse(jscm_eval(REPL.parser.parse("(null? (list 1))"),
GlobalEnvironment));
}
function testConsMakesAPair() {
assert(jscm_eval(REPL.parser.parse("(pair? (cons 1 2))"),
GlobalEnvironment));
}
function testListMakesAPair() {
assert(jscm_eval(REPL.parser.parse("(pair? (list 1))"),
GlobalEnvironment));
}
function testEmptyListIsNotAPair() {
assertFalse(jscm_eval(REPL.parser.parse("(pair? (list))"),
GlobalEnvironment));
}
function testAtomIsNotAPair() {
assertFalse(jscm_eval(REPL.parser.parse("(pair? 'a)"),
GlobalEnvironment));
}
function testListMakesAList() {
assert(jscm_eval(REPL.parser.parse("(list? (list 1))"),
GlobalEnvironment));
}
function testLongerListIsAList() {
assert(jscm_eval(REPL.parser.parse("(list? (list 'a 'b))"),
GlobalEnvironment));
}
function testRegularPairIsNotAList() {
assertFalse(jscm_eval(REPL.parser.parse("(list? (cons 1 2))"),
GlobalEnvironment));
}
function testPairIsNotAListEvenIfItContainsAList() {
assertFalse(jscm_eval(REPL.parser.parse("(list? (cons (list 1) 2))"),
GlobalEnvironment));
}
function testAtomIsNotAList() {
assertFalse(jscm_eval(REPL.parser.parse("(list? 1)"),
GlobalEnvironment));
}
function testDefineInItsAlternateFormWithAnIdentityFunction() {
var e = new Environment();
jscm_eval(REPL.parser.parse("(define (f x) x)"), e);
assertEquals(1, jscm_eval(REPL.parser.parse("(f 1)"), e));
}
function testDefineAFunctionOfTwoArguments() {
var e = new Environment();
jscm_eval(REPL.parser.parse("(define (f x y) (+ x y))"), e);
assertEquals(3, jscm_eval(REPL.parser.parse("(f 1 2)"), e));
}
</script>
<h1>test page</h1>
</body>
</html>