def test_use_libc(self):
e = AkilangEvaluator()
self.assertIsNone(e.evaluate('extern ceil(x:f64):f64'))
self.assertEqual(e.evaluate('ceil(4.5)', ret_u64), 5.0)
self.assertIsNone(e.evaluate('extern floor(x:f64):f64'))
self.assertIsNone(
e.evaluate('def cfadder(x:f64):f64 ceil(x) + floor(x)'))
self.assertEqual(e.evaluate('cfadder(3.14)', ret_u64), 7.0)
def test_custom_unop(self):
e = AkilangEvaluator()
e.evaluate('def unary !(a) 0 - a')
e.evaluate('def unary ^(a) a * a')
self.assertEqual(e.evaluate('!10'), -10)
self.assertEqual(e.evaluate('^10'), 100)
self.assertEqual(e.evaluate('!^10'), -100)
self.assertEqual(e.evaluate('^!10'), 100)
def test_c_convert_int_float(self):
e = AkilangEvaluator()
e.evaluate('''
def main(){
var a=128, b = convert(a,f64)
if b==128.0 then 0 else 1
}
''')
self.assertEqual(e.evaluate('main()'), 0)
def test_var_expr1(self):
e = AkilangEvaluator()
e.evaluate('''
def foo(x, y, z){
var s1 = x + y, s2 = z + y
s1 * s2
}
''')
self.assertEqual(e.evaluate('foo(1, 2, 3)'), 15)
def test_c_cast(self):
e = AkilangEvaluator()
e.evaluate('''
def test_cast(){
var a=128u, b = cast(a,i32)
if b==128 then 0 else 1
}
''')
self.assertEqual(e.evaluate('test_cast()'), 0)
def test_for(self):
e = AkilangEvaluator()
e.evaluate('''
def oddlessthan(n)
loop (x = 1, x < n, x + 2) x
''')
self.assertEqual(e.evaluate('oddlessthan(100)'), 101)
self.assertEqual(e.evaluate('oddlessthan(1000)'), 1001)
self.assertEqual(e.evaluate('oddlessthan(0)'), 1)
def test_c_convert(self):
e = AkilangEvaluator()
e.evaluate('''
def test_convert(){
var a=128, b = convert(a,i64)
if b==128I then 0 else 1
}
''')
self.assertEqual(e.evaluate('test_convert()'), 0)
def test_nested_if(self):
e = AkilangEvaluator()
e.evaluate('''
def foo(a, b, c)
if a < b then
if a < c then a * 2 else c * 2
else b * 2''')
self.assertEqual(e.evaluate('foo(1, 20, 300)'), 2)
self.assertEqual(e.evaluate('foo(10, 2, 300)'), 4)
self.assertEqual(e.evaluate('foo(100, 2000, 30)'), 60)
def test_triple_assignment(self):
e = AkilangEvaluator()
e.evaluate('def binary ; 1 (x, y) y')
e.evaluate('''
def foo(a) {
var x, y, z
x = y = z = a
; x + 2 * y + 3 * z
}
''')
self.assertEqual(e.evaluate('foo(5)'), 30)
def test_c_ref(self):
e = AkilangEvaluator()
e.evaluate('''
def ref(){
var a=32,
b=c_ref(a),
c=c_deref(b)
if a==c then 0 else 1
}
''')
self.assertEqual(e.evaluate('ref()'), 0)
def test_var_expr2(self):
e = AkilangEvaluator()
e.evaluate('def binary ; 1 (x, y) y')
e.evaluate('''
def foo(step) {
var accum=0
loop (i = 0, i < 10, i + step)
accum = accum + i
accum
}
''')
self.assertEqual(e.evaluate('foo(2)'), 20)
def test_c_ptr_math(self):
e = AkilangEvaluator()
e.evaluate('''
def main(){
var x:i32[4]
x[0]=32
x[3]=64
var y=c_ptr_math(c_ref(x[0]),12U)
c_deref(y)
}
''')
self.assertEqual(e.evaluate('main()'), 64)
def test_nested_var_exprs(self):
e = AkilangEvaluator()
e.evaluate('''
def foo(x y z) {
with var s1 = x + y, s2 = z + y {
with var s3 = s1 * s2 {
s3 * 100
}
}
}
''')
self.assertEqual(e.evaluate('foo(1, 2, 3)'), 1500)
def test_c_objref(self):
e = AkilangEvaluator()
e.evaluate('''
def ref(){
var a="Hello world",
c=c_obj_ref(a),
d=c_obj_deref(c)
if cast(c_data(a),u64) == cast(c_data(d),u64)
then 0 else 1
}
''')
self.assertEqual(e.evaluate('ref()'), 0)
def test_array_assignment(self):
e = AkilangEvaluator()
e.evaluate('''
def main(){
var a:i32[3,32,32]
a[0,8,16]=1
a[1,31,16]=2
a[2,0,0]=4
return a[0,8,16]+a[1,31,16]+a[2,0,0]
}
''')
self.assertEqual(e.evaluate('main()'), 7)
def test_c_ptr_mod(self):
e = AkilangEvaluator()
e.evaluate('''
def main(){
var x:i32[4]
x[0]=32
var y=c_ptr_math(c_ref(x[0]),12U)
unsafe {
c_ptr_mod(y,128)
}
c_deref(y)
}
''')
self.assertEqual(e.evaluate('main()'), 128)
def test_uni_assignment(self):
e = AkilangEvaluator()
e.evaluate('''
uni {
a:i32[3,32,32],
b:i32
}
''')
e.evaluate('''
def main(){
b=32
a[0,8,16]=1
a[1,31,16]=2
a[2,0,0]=4
return a[0,8,16]+a[1,31,16]+a[2,0,0]+b
}
''')
self.assertEqual(e.evaluate('main()'), 39)
def test_mixed_ops(self):
e = AkilangEvaluator()
e.evaluate('def unary!(a) 0 - a')
e.evaluate('def unary^(a) a * a')
e.evaluate('def binary %(a, b) a - b')
self.assertEqual(e.evaluate('!10 % !20'), 10)
self.assertEqual(e.evaluate('^(!10 % !20)'), 100)
def test_assignments(self):
e = AkilangEvaluator()
e.evaluate('def binary ; 1 (x, y) y')
e.evaluate('''
def foo(a b) {
var s, p, r
s = a + b ;
p = a * b ;
r = s + 100 * p
r
}
''')
self.assertEqual(e.evaluate('foo(2, 3)'), 605)
self.assertEqual(e.evaluate('foo(10, 20)'), 20030)
def test_nested_if2(self):
e = AkilangEvaluator()
e.evaluate('''
def min3(a, b, c)
if a < b then
if a < c then
a
else c
elif b < c then
b
else c
''')
self.assertEqual(e.evaluate('min3(1, 2, 3)'), 1)
self.assertEqual(e.evaluate('min3(1, 3, 2)'), 1)
self.assertEqual(e.evaluate('min3(2, 1, 3)'), 1)
self.assertEqual(e.evaluate('min3(2, 3, 1)'), 1)
self.assertEqual(e.evaluate('min3(3, 1, 2)'), 1)
self.assertEqual(e.evaluate('min3(3, 3, 2)'), 2)
self.assertEqual(e.evaluate('min3(3, 3, 3)'), 3)
def test_use_func(self):
e = AkilangEvaluator()
self.assertIsNone(e.evaluate('def adder(x, y) x+y'))
self.assertEqual(e.evaluate('adder(5, 4) + adder(3, 2)'), 14)
def test_strlen_inline(self):
e = AkilangEvaluator(True)
opts = {'return_type': c_longlong, 'anon_vartype': VarTypes.u64}
self.assertEqual(e.evaluate('len("Hello there")', opts), 12)
def test_type_value_trapping(self):
e = AkilangEvaluator()
try:
e.evaluate('cast(32,print)')
except ParseError as e:
pass
def test_optargs(self):
e = AkilangEvaluator()
e.evaluate('def f1(x:i32, y:i32=32, z:byte=1B) y')
e.evaluate('def f2(x:i32=1) x')
e.evaluate('def main(){f1(4)+f1(1,2)+f2()+f2(8)}')
self.assertEqual(e.evaluate('main()'), 43)
def test_basic_if(self):
e = AkilangEvaluator()
e.evaluate('def foo(a, b) a * if a < b then a + 1 else b + 1')
self.assertEqual(e.evaluate('foo(3, 4)'), 12)
self.assertEqual(e.evaluate('foo(5, 4)'), 25)
def test_basic(self):
e = AkilangEvaluator()
self.assertEqual(e.evaluate('3'), 3)
self.assertEqual(e.evaluate('3+3*4'), 15)
def test_custom_binop(self):
e = AkilangEvaluator()
e.evaluate('def binary % (a:f64, b:f64):f64 a - b')
self.assertEqual(e.evaluate('10. % 5.', ret_u64), 5.)
self.assertEqual(e.evaluate('100. % 5.5', ret_u64), 94.5)