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cat: permit repeating command-line flags

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This commit is contained in:
Ben Wiederhake 2024-03-01 12:12:29 +01:00
parent 118a65a5e0
commit 100a48fda9
2 changed files with 66 additions and 4 deletions
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69
tests/by-util/test_cat.rs
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@ -255,6 +255,28 @@ fn test_output_multi_files_print_all_chars() {
// spell-checker:enable
}
#[test]
fn test_output_multi_files_print_all_chars_repeated() {
// spell-checker:disable
new_ucmd!()
.args(&["alpha.txt", "256.txt", "-A", "-n", "-A", "-n"])
.succeeds()
.stdout_only(
" 1\tabcde$\n 2\tfghij$\n 3\tklmno$\n 4\tpqrst$\n \
5\tuvwxyz$\n 6\t^@^A^B^C^D^E^F^G^H^I$\n \
7\t^K^L^M^N^O^P^Q^R^S^T^U^V^W^X^Y^Z^[^\\^]^^^_ \
!\"#$%&\'()*+,-./0123456789:;\
<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~^?M-^@M-^AM-^\
BM-^CM-^DM-^EM-^FM-^GM-^HM-^IM-^JM-^KM-^LM-^MM-^NM-^OM-^PM-^QM-^RM-^SM-^TM-^UM-^V\
M-^WM-^XM-^YM-^ZM-^[M-^\\M-^]M-^^M-^_M- \
M-!M-\"M-#M-$M-%M-&M-\'M-(M-)M-*M-+M-,M--M-.M-/M-0M-1M-2M-3M-4M-5M-6M-7M-8M-9M-:\
M-;M-<M-=M->M-?M-@M-AM-BM-CM-DM-EM-FM-GM-HM-IM-JM-KM-LM-MM-NM-OM-PM-QM-RM-SM-TM-U\
M-VM-WM-XM-YM-ZM-[M-\\M-]M-^M-_M-`M-aM-bM-cM-dM-eM-fM-gM-hM-iM-jM-kM-lM-mM-nM-oM-\
pM-qM-rM-sM-tM-uM-vM-wM-xM-yM-zM-{M-|M-}M-~M-^?",
);
// spell-checker:enable
}
#[test]
fn test_numbered_lines_no_trailing_newline() {
// spell-checker:disable
@ -270,7 +292,7 @@ fn test_numbered_lines_no_trailing_newline() {
#[test]
fn test_stdin_show_nonprinting() {
for same_param in ["-v", "--show-nonprinting", "--show-non"] {
for same_param in ["-v", "-vv", "--show-nonprinting", "--show-non"] {
new_ucmd!()
.args(&[same_param])
.pipe_in("\t\0\n")
@ -281,7 +303,7 @@ fn test_stdin_show_nonprinting() {
#[test]
fn test_stdin_show_tabs() {
for same_param in ["-T", "--show-tabs", "--show-ta"] {
for same_param in ["-T", "-TT", "--show-tabs", "--show-ta"] {
new_ucmd!()
.args(&[same_param])
.pipe_in("\t\0\n")
@ -292,7 +314,7 @@ fn test_stdin_show_tabs() {
#[test]
fn test_stdin_show_ends() {
for same_param in ["-E", "--show-ends", "--show-e"] {
for same_param in ["-E", "-EE", "--show-ends", "--show-e"] {
new_ucmd!()
.args(&[same_param, "-"])
.pipe_in("\t\0\n\t")
@ -312,6 +334,17 @@ fn squeeze_all_files() {
.stdout_only("a\n\nb");
}
#[test]
fn squeeze_all_files_repeated() {
// empty lines at the end of a file are "squeezed" together with empty lines at the beginning
let (at, mut ucmd) = at_and_ucmd!();
at.write("input1", "a\n\n");
at.write("input2", "\n\nb");
ucmd.args(&["-s", "input1", "input2", "-s"])
.succeeds()
.stdout_only("a\n\nb");
}
#[test]
fn test_show_ends_crlf() {
new_ucmd!()
@ -341,6 +374,15 @@ fn test_stdin_nonprinting_and_endofline() {
.stdout_only("\t^@$\n");
}
#[test]
fn test_stdin_nonprinting_and_endofline_repeated() {
new_ucmd!()
.args(&["-ee", "-e"])
.pipe_in("\t\0\n")
.succeeds()
.stdout_only("\t^@$\n");
}
#[test]
fn test_stdin_nonprinting_and_tabs() {
new_ucmd!()
@ -350,6 +392,15 @@ fn test_stdin_nonprinting_and_tabs() {
.stdout_only("^I^@\n");
}
#[test]
fn test_stdin_nonprinting_and_tabs_repeated() {
new_ucmd!()
.args(&["-tt", "-t"])
.pipe_in("\t\0\n")
.succeeds()
.stdout_only("^I^@\n");
}
#[test]
fn test_stdin_squeeze_blank() {
for same_param in ["-s", "--squeeze-blank", "--squeeze"] {
@ -364,7 +415,7 @@ fn test_stdin_squeeze_blank() {
#[test]
fn test_stdin_number_non_blank() {
// spell-checker:disable-next-line
for same_param in ["-b", "--number-nonblank", "--number-non"] {
for same_param in ["-b", "-bb", "--number-nonblank", "--number-non"] {
new_ucmd!()
.arg(same_param)
.arg("-")
@ -386,6 +437,16 @@ fn test_non_blank_overrides_number() {
}
}
#[test]
#[ignore = "known issue"]
fn test_non_blank_overrides_number_even_when_present() {
new_ucmd!()
.args(&["-n", "-b", "-n"])
.pipe_in("\na\nb\n\n\nc")
.succeeds()
.stdout_only("\n 1\ta\n 2\tb\n\n\n 3\tc");
}
#[test]
fn test_squeeze_blank_before_numbering() {
for same_param in ["-s", "--squeeze-blank"] {