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numfmt: implement --field

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This commit is contained in:
Daniel Rocco 2021-02-28 13:06:58 -05:00
parent 200310be18
commit 0e02607dc7
8 changed files with 238 additions and 61 deletions
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68
tests/by-util/test_numfmt.rs
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@ -315,3 +315,71 @@ fn test_to_iec_i_should_truncate_output() {
.succeeds()
.stdout_is_fixture("gnutest_iec-i_result.txt");
}
#[test]
fn test_format_selected_field() {
new_ucmd!()
.args(&["--from=auto", "--field", "3", "1K 2K 3K"])
.succeeds()
.stdout_only("1K 2K 3000\n");
new_ucmd!()
.args(&["--from=auto", "--field", "2", "1K 2K 3K"])
.succeeds()
.stdout_only("1K 2000 3K\n");
}
#[test]
fn test_format_selected_fields() {
new_ucmd!()
.args(&["--from=auto", "--field", "1,4,3", "1K 2K 3K 4K 5K 6K"])
.succeeds()
.stdout_only("1000 2K 3000 4000 5K 6K\n");
}
#[test]
fn test_should_succeed_if_selected_field_out_of_range() {
new_ucmd!()
.args(&["--from=auto", "--field", "9", "1K 2K 3K"])
.succeeds()
.stdout_only("1K 2K 3K\n");
}
#[test]
fn test_format_selected_field_range() {
new_ucmd!()
.args(&["--from=auto", "--field", "2-5", "1K 2K 3K 4K 5K 6K"])
.succeeds()
.stdout_only("1K 2000 3000 4000 5000 6K\n");
}
#[test]
fn test_should_succeed_if_range_out_of_bounds() {
new_ucmd!()
.args(&["--from=auto", "--field", "5-10", "1K 2K 3K 4K 5K 6K"])
.succeeds()
.stdout_only("1K 2K 3K 4K 5000 6000\n");
}
#[test]
fn test_implied_initial_field_value() {
new_ucmd!()
.args(&["--from=auto", "--field", "-2", "1K 2K 3K"])
.succeeds()
.stdout_only("1000 2000 3K\n");
// same as above but with the equal sign
new_ucmd!()
.args(&["--from=auto", "--field=-2", "1K 2K 3K"])
.succeeds()
.stdout_only("1000 2000 3K\n");
}
#[test]
fn test_field_df_example() {
// df -B1 | numfmt --header --field 2-4 --to=si
new_ucmd!()
.args(&["--header", "--field", "2-4", "--to=si"])
.pipe_in_fixture("df_input.txt")
.succeeds()
.stdout_is_fixture("df_expected.txt");
}