72 lines
1.2 KiB
V
72 lines
1.2 KiB
V
module datatypes
|
|
|
|
fn test_is_empty() {
|
|
mut queue := Queue<int>{}
|
|
assert queue.is_empty() == true
|
|
queue.push(1)
|
|
assert queue.is_empty() == false
|
|
}
|
|
|
|
fn test_len() ? {
|
|
mut queue := Queue<int>{}
|
|
assert queue.len() == 0
|
|
queue.push(1)
|
|
assert queue.len() == 1
|
|
queue.pop()?
|
|
assert queue.len() == 0
|
|
}
|
|
|
|
fn test_peek() ? {
|
|
mut queue := Queue<int>{}
|
|
queue.push(1)
|
|
assert queue.peek()? == 1
|
|
queue.push(2)
|
|
assert queue.peek()? == 1
|
|
queue = Queue<int>{}
|
|
queue.peek() or { return }
|
|
assert false
|
|
}
|
|
|
|
fn test_last() ? {
|
|
mut queue := Queue<int>{}
|
|
queue.push(1)
|
|
assert queue.last()? == 1
|
|
queue.push(2)
|
|
assert queue.last()? == 2
|
|
queue = Queue<int>{}
|
|
queue.last() or { return }
|
|
assert false
|
|
}
|
|
|
|
fn test_index() ? {
|
|
mut queue := Queue<int>{}
|
|
queue.push(1)
|
|
assert queue.index(0)? == 1
|
|
queue.push(2)
|
|
assert queue.index(1)? == 2
|
|
queue.pop()?
|
|
queue.index(1) or { return }
|
|
assert false
|
|
}
|
|
|
|
fn test_push() ? {
|
|
mut queue := Queue<int>{}
|
|
queue.push(1)
|
|
queue.push(2)
|
|
assert queue.peek()? == 1
|
|
}
|
|
|
|
fn test_pop() ? {
|
|
mut queue := Queue<int>{}
|
|
queue.push(1)
|
|
queue.push(2)
|
|
queue.push(3)
|
|
assert queue.pop()? == 1
|
|
queue.push(4)
|
|
assert queue.pop()? == 2
|
|
assert queue.pop()? == 3
|
|
queue = Queue<int>{}
|
|
queue.pop() or { return }
|
|
assert false
|
|
}
|