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wc: rm leading space when printing multiple counts

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Remove the leading space from the output of `wc` when printing two or
more types of counts.

Fixes #2173.
This commit is contained in:
Jeffrey Finkelstein 2021-05-05 20:59:37 -04:00 • committed by Sylvestre Ledru
parent a885376583
commit 525f71bada
2 changed files with 57 additions and 32 deletions
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34
tests/by-util/test_wc.rs
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@ -33,7 +33,7 @@ fn test_stdin_default() {
new_ucmd!()
.pipe_in_fixture("lorem_ipsum.txt")
.run()
.stdout_is(" 13 109 772\n");
.stdout_is(" 13 109 772\n");
}
#[test]
@ -42,7 +42,7 @@ fn test_utf8() {
.args(&["-lwmcL"])
.pipe_in_fixture("UTF_8_test.txt")
.run()
.stdout_is(" 300 4969 22781 22213 79\n");
.stdout_is(" 300 4969 22781 22213 79\n");
// GNU returns " 300 2086 22219 22781 79"
// TODO: we should fix that to match GNU's behavior
}
@ -71,7 +71,7 @@ fn test_stdin_all_counts() {
.args(&["-c", "-m", "-l", "-L", "-w"])
.pipe_in_fixture("alice_in_wonderland.txt")
.run()
.stdout_is(" 5 57 302 302 66\n");
.stdout_is(" 5 57 302 302 66\n");
}
#[test]
@ -79,7 +79,7 @@ fn test_single_default() {
new_ucmd!()
.arg("moby_dick.txt")
.run()
.stdout_is(" 18 204 1115 moby_dick.txt\n");
.stdout_is(" 18 204 1115 moby_dick.txt\n");
}
#[test]
@ -95,7 +95,7 @@ fn test_single_all_counts() {
new_ucmd!()
.args(&["-c", "-l", "-L", "-m", "-w", "alice_in_wonderland.txt"])
.run()
.stdout_is(" 5 57 302 302 66 alice_in_wonderland.txt\n");
.stdout_is(" 5 57 302 302 66 alice_in_wonderland.txt\n");
}
#[test]
@ -108,64 +108,54 @@ fn test_multiple_default() {
])
.run()
.stdout_is(
" 13 109 772 lorem_ipsum.txt\n 18 204 1115 moby_dick.txt\n 5 57 302 \
alice_in_wonderland.txt\n 36 370 2189 total\n",
" 13 109 772 lorem_ipsum.txt\n 18 204 1115 moby_dick.txt\n 5 57 302 \
alice_in_wonderland.txt\n 36 370 2189 total\n",
);
}
/// Test for an empty file.
#[test]
fn test_file_empty() {
// TODO There is a leading space in the output that should be
// removed; see issue #2173.
new_ucmd!()
.args(&["-clmwL", "emptyfile.txt"])
.run()
.stdout_is(" 0 0 0 0 0 emptyfile.txt\n");
.stdout_is("0 0 0 0 0 emptyfile.txt\n");
}
/// Test for an file containing a single non-whitespace character
/// *without* a trailing newline.
#[test]
fn test_file_single_line_no_trailing_newline() {
// TODO There is a leading space in the output that should be
// removed; see issue #2173.
new_ucmd!()
.args(&["-clmwL", "notrailingnewline.txt"])
.run()
.stdout_is(" 1 1 2 2 1 notrailingnewline.txt\n");
.stdout_is("1 1 2 2 1 notrailingnewline.txt\n");
}
/// Test for a file that has 100 empty lines (that is, the contents of
/// the file are the newline character repeated one hundred times).
#[test]
fn test_file_many_empty_lines() {
// TODO There is a leading space in the output that should be
// removed; see issue #2173.
new_ucmd!()
.args(&["-clmwL", "manyemptylines.txt"])
.run()
.stdout_is(" 100 0 100 100 0 manyemptylines.txt\n");
.stdout_is("100 0 100 100 0 manyemptylines.txt\n");
}
/// Test for a file that has one long line comprising only spaces.
#[test]
fn test_file_one_long_line_only_spaces() {
// TODO There is a leading space in the output that should be
// removed; see issue #2173.
new_ucmd!()
.args(&["-clmwL", "onelongemptyline.txt"])
.run()
.stdout_is(" 1 0 10001 10001 10000 onelongemptyline.txt\n");
.stdout_is(" 1 0 10001 10001 10000 onelongemptyline.txt\n");
}
/// Test for a file that has one long line comprising a single "word".
#[test]
fn test_file_one_long_word() {
// TODO There is a leading space in the output that should be
// removed; see issue #2173.
new_ucmd!()
.args(&["-clmwL", "onelongword.txt"])
.run()
.stdout_is(" 1 1 10001 10001 10000 onelongword.txt\n");
.stdout_is(" 1 1 10001 10001 10000 onelongword.txt\n");
}