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[CCode (array_length = false, array_null_terminated = true)]
int[] foo;
[CCode (array_length = false)]
int[] bar;
void test_integer_array () {
// declaration and initialization
int[] a = { 42 };
assert (a.length == 1);
assert (a[0] == 42);
// assignment
a = { 42, 23 };
assert (a.length == 2);
assert (a[0] == 42);
assert (a[1] == 23);
// access
int[] b = a;
assert (b.length == 2);
assert (b[0] == 42);
assert (b[1] == 23);
// +
a += 11;
assert (a.length == 3);
assert (a[0] == 42);
assert (a[1] == 23);
assert (a[2] == 11);
assert (b.length == 2);
assert (b[0] == 42);
assert (b[1] == 23);
// slices
int[] c = a[1:3];
assert (c.length == 2);
assert (c[0] == 23);
assert (c[1] == 11);
// in expressions
assert (23 in a);
assert (!(-1 in a));
// nullable elements
int?[] d = new int?[2];
d[0] = 10;
d[1] = null;
assert (d[0] == 10);
assert (d[1] == null);
}
void test_string_array () {
// declaration and initialization
string[] a = { "hello" };
assert (a.length == 1);
assert (a[0] == "hello");
// assignment
a = { "hello", "world" };
assert (a.length == 2);
assert (a[0] == "hello");
assert (a[1] == "world");
// access
string[] b = a;
assert (b.length == 2);
assert (b[0] == "hello");
assert (b[1] == "world");
}
int[] pass_helper (int[] a, out int[] b) {
b = a;
return { 42, 23 };
}
void test_array_pass () {
int[] a, b;
a = pass_helper ({ 42 }, out b);
assert (a.length == 2);
assert (a[0] == 42);
assert (a[1] == 23);
assert (b.length == 1);
assert (b[0] == 42);
}
const int FOO = 2;
void test_static_array () {
int a[2];
assert (a.length == 2);
a[1] = 23;
assert (a[1] == 23);
a = { 23, 34 };
assert (a[0] == 23 && a[1] == 34);
int b[FOO * 1 << 3];
assert (b.length == FOO * 1 << 3);
}
void test_reference_transfer () {
var baz = (owned) foo;
baz = (owned) bar;
var data = new string[]{"foo"};
var data2 = (owned) data;
assert (data.length == 0);
}
void test_length_assignment () {
var a = new int[10];
var b = new int[20,30];
a.length = 8;
b.length[0] = 5;
assert (a.length == 8);
assert (b.length[0] == 5);
}
void test_inline_array () {
const int a[] = { 1, 2, 3 };
assert (1 in a);
}
void main () {
test_integer_array ();
test_string_array ();
test_array_pass ();
test_static_array ();
test_reference_transfer ();
test_length_assignment ();
test_inline_array ();
}
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