RGBCube/uutils-coreutils
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improve assert error messages

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This commit is contained in:
James Robson 2021-04-25 13:46:57 +01:00
parent e9e3d41008
commit 9f6a881592
1 changed files with 33 additions and 11 deletions
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44
tests/by-util/test_truncate.rs
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@ -6,26 +6,31 @@ static TFILE2: &'static str = "truncate_test_2";
#[test]
fn test_increase_file_size() {
let expected = 5 * 1024;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE1);
ucmd.args(&["-s", "+5K", TFILE1]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 5 * 1024);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_increase_file_size_kb() {
let expected = 5 * 1000;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE1);
ucmd.args(&["-s", "+5KB", TFILE1]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 5 * 1000);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_reference() {
let expected = 5 * 1000;
let scene = TestScenario::new(util_name!());
let at = &scene.fixtures;
let mut file = at.make_file(TFILE2);
@ -40,27 +45,32 @@ fn test_reference() {
.run();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 5 * 1000);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_decrease_file_size() {
let expected = 6;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size=-4", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 6);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_space_in_size() {
let expected = 4;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", " 4", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 4);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
@ -82,60 +92,72 @@ fn test_failed_incorrect_arg() {
#[test]
fn test_at_most_shrinks() {
let expected = 4;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", "<4", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 4);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_at_most_no_change() {
let expected = 10;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", "<40", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 10);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_at_least_grows() {
let expected = 15;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", ">15", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 15);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_at_least_no_change() {
let expected = 10;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", ">4", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 10);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_round_down() {
let expected = 8;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", "/4", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 8);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}
#[test]
fn test_round_up() {
let expected = 12;
let (at, mut ucmd) = at_and_ucmd!();
let mut file = at.make_file(TFILE2);
file.write_all(b"1234567890").unwrap();
ucmd.args(&["--size", "*4", TFILE2]).succeeds();
file.seek(SeekFrom::End(0)).unwrap();
assert!(file.seek(SeekFrom::Current(0)).unwrap() == 12);
let actual = file.seek(SeekFrom::Current(0)).unwrap();
assert!(expected == actual, "expected '{}' got '{}'", expected, actual);
}