def __init__(self):
self.array = STPyV8.JSArray([1, 2, 3])
def testArray(self):
with STPyV8.JSContext() as ctxt:
array = ctxt.eval("""
var array = new Array();
for (i=0; i<10; i++)
{
array[i] = 10-i;
}
array;
""")
self.assertTrue(isinstance(array, STPyV8.JSArray))
self.assertEqual(10, len(array))
self.assertTrue(5 in array)
self.assertFalse(15 in array)
self.assertEqual(10, len(array))
for i in range(10):
self.assertEqual(10 - i, array[i])
array[5] = 0
self.assertEqual(0, array[5])
del array[5]
self.assertEqual(None, array[5])
# array [10, 9, 8, 7, 6, None, 4, 3, 2, 1]
# array[4:7] 4^^^^^^^^^7
# array[-3:-1] -3^^^^^^-1
# array[0:0] []
self.assertEqual([6, None, 4], array[4:7])
self.assertEqual([3, 2], array[-3:-1])
self.assertEqual([], array[0:0])
self.assertEqual([10, 9, 8, 7, 6, None, 4, 3, 2, 1], list(array))
array[1:3] = [9, 9]
self.assertEqual([10, 9, 9, 7, 6, None, 4, 3, 2, 1], list(array))
array[5:7] = [8, 8]
self.assertEqual([10, 9, 9, 7, 6, 8, 8, 3, 2, 1], list(array))
del array[1]
self.assertEqual([10, None, 9, 7, 6, 8, 8, 3, 2, 1], list(array))
ctxt.locals.array1 = STPyV8.JSArray(5)
ctxt.locals.array2 = STPyV8.JSArray([1, 2, 3, 4, 5])
for i in range(len(ctxt.locals.array2)):
ctxt.locals.array1[i] = ctxt.locals.array2[i] * 10
ctxt.eval("""
var sum = 0;
for (i=0; i<array1.length; i++)
sum += array1[i]
for (i=0; i<array2.length; i++)
sum += array2[i]
""")
self.assertEqual(165, ctxt.locals.sum)
ctxt.locals.array3 = [1, 2, 3, 4, 5]
self.assertTrue(ctxt.eval('array3[1] === 2'))
self.assertTrue(ctxt.eval('array3[9] === undefined'))
args = [
[
"a = Array(7); for(i=0; i<a.length; i++) a[i] = i; a[3] = undefined; a[a.length-1]; a",
"0,1,2,,4,5,6", [0, 1, 2, None, 4, 5, 6]
],
[
"a = Array(7); for(i=0; i<a.length - 1; i++) a[i] = i; a[a.length-1]; a",
"0,1,2,3,4,5,", [0, 1, 2, 3, 4, 5, None]
],
[
"a = Array(7); for(i=1; i<a.length; i++) a[i] = i; a[a.length-1]; a",
",1,2,3,4,5,6", [None, 1, 2, 3, 4, 5, 6]
]
]
for arg in args:
array = ctxt.eval(arg[0])
self.assertEqual(arg[1], str(array))
self.assertEqual(arg[2], [array[i] for i in range(len(array))])
self.assertEqual(
3,
ctxt.eval("(function (arr) { return arr.length; })")(
STPyV8.JSArray([1, 2, 3])))
self.assertEqual(
2,
ctxt.eval("(function (arr, idx) { return arr[idx]; })")(
STPyV8.JSArray([1, 2, 3]), 1))
self.assertEqual(
'[object Array]',
ctxt.eval(
"(function (arr) { return Object.prototype.toString.call(arr); })"
)(STPyV8.JSArray([1, 2, 3])))
self.assertEqual(
'[object Array]',
ctxt.eval(
"(function (arr) { return Object.prototype.toString.call(arr); })"
)(STPyV8.JSArray((1, 2, 3))))
self.assertEqual(
'[object Array]',
ctxt.eval(
"(function (arr) { return Object.prototype.toString.call(arr); })"
)(STPyV8.JSArray(list(range(3)))))
