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Add some more List.append tests

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This commit is contained in:
Richard Feldman 2020-07-22 19:38:15 -04:00
parent 40f4cd9835
commit 2ef37adc74
1 changed files with 63 additions and 0 deletions
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63
compiler/gen/tests/gen_list.rs
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@ -163,6 +163,69 @@ mod gen_list {
);
}
fn assert_append_worked(num_elems1: i64, num_elems2: i64) {
let vec1: Vec<i64> = (0..num_elems1)
.map(|i| 12345 % (i + num_elems1 + num_elems2 + 1))
.collect();
let vec2: Vec<i64> = (0..num_elems2)
.map(|i| 54321 % (i + num_elems1 + num_elems2 + 1))
.collect();
let slice_str1 = format!("{:?}", vec1);
let slice_str2 = format!("{:?}", vec2);
let mut expected = vec1;
expected.extend(vec2);
let expected_slice: &[i64] = expected.as_ref();
assert_evals_to!(
&format!("List.append {} {}", slice_str1, slice_str2),
expected_slice,
&'static [i64]
);
}
#[test]
fn list_append_empty_list() {
assert_append_worked(0, 0);
assert_append_worked(1, 0);
assert_append_worked(2, 0);
assert_append_worked(3, 0);
assert_append_worked(4, 0);
assert_append_worked(7, 0);
assert_append_worked(8, 0);
assert_append_worked(9, 0);
assert_append_worked(25, 0);
assert_append_worked(150, 0);
assert_append_worked(0, 1);
assert_append_worked(0, 2);
assert_append_worked(0, 3);
assert_append_worked(0, 4);
assert_append_worked(0, 7);
assert_append_worked(0, 8);
assert_append_worked(0, 9);
assert_append_worked(0, 25);
assert_append_worked(0, 150);
}
#[test]
fn list_append_nonempty_lists() {
assert_append_worked(1, 1);
assert_append_worked(1, 2);
assert_append_worked(1, 3);
assert_append_worked(2, 3);
assert_append_worked(2, 1);
assert_append_worked(2, 2);
assert_append_worked(3, 1);
assert_append_worked(3, 2);
assert_append_worked(2, 3);
assert_append_worked(3, 3);
assert_append_worked(4, 4);
assert_append_worked(150, 150);
assert_append_worked(129, 350);
assert_append_worked(350, 129);
}
#[test]
fn empty_list_len() {
assert_evals_to!("List.len []", 0, usize);