rust-clippy/tests/needless_continue_helpers.rs
Yati Sagade 69928906f4 needless_continue: Add tests for helper functions to the needless_continue lint.
Creating a test file per function sounds a bit excessive, so just
clubbing all needless_continue specific function tests into this module.
2017-04-09 14:12:01 +02:00

89 lines
1.9 KiB
Rust

// Tests for the various helper functions used by the needless_continue
// lint that don't belong in utils.
extern crate clippy_lints;
use clippy_lints::needless_continue::{erode_from_back, erode_block, erode_from_front};
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_erode_from_back() {
let input = "\
{
let x = 5;
let y = format!(\"{}\", 42);
}";
let expected = "\
{
let x = 5;
let y = format!(\"{}\", 42);";
let got = erode_from_back(input);
assert_eq!(expected, got);
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_erode_from_back_no_brace() {
let input = "\
let x = 5;
let y = something();
";
let expected = "";
let got = erode_from_back(input);
assert_eq!(expected, got);
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_erode_from_front() {
let input = "
{
something();
inside_a_block();
}
";
let expected =
" something();
inside_a_block();
}
";
let got = erode_from_front(input);
println!("input: {}\nexpected:\n{}\ngot:\n{}", input, expected, got);
assert_eq!(expected, got);
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_erode_from_front_no_brace() {
let input = "
something();
inside_a_block();
";
let expected =
"something();
inside_a_block();
";
let got = erode_from_front(input);
println!("input: {}\nexpected:\n{}\ngot:\n{}", input, expected, got);
assert_eq!(expected, got);
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_erode_block() {
let input = "
{
something();
inside_a_block();
}
";
let expected =
" something();
inside_a_block();";
let got = erode_block(input);
println!("input: {}\nexpected:\n{}\ngot:\n{}", input, expected, got);
assert_eq!(expected, got);
}