396c556d77
Submitted by: Fred Schlecter <https://github.com/fjs-github> Reviewed by: asomers, jilles MFC after: 3 weeks Differential Revision: https://github.com/freebsd/freebsd/pull/127
133 lines
4.2 KiB
Bash
Executable File
133 lines
4.2 KiB
Bash
Executable File
# Copyright (c) 2017 Fred Schlechter
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions
|
|
# are met:
|
|
# 1. Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# 2. Redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
# SUCH DAMAGE.
|
|
#
|
|
# $FreeBSD$
|
|
|
|
atf_test_case empty_file
|
|
empty_file_head() {
|
|
atf_set "descr" "Test head(1)'s handling of an empty file"
|
|
}
|
|
empty_file_body() {
|
|
touch infile expectfile
|
|
head infile > outfile
|
|
head < infile > outpipe
|
|
atf_check cmp expectfile outfile
|
|
atf_check cmp expectfile outpipe
|
|
}
|
|
|
|
atf_test_case default_no_options
|
|
default_no_options_head() {
|
|
atf_set "descr" "Test head(1)'s default mode"
|
|
}
|
|
default_no_options_body() {
|
|
#head(1) is supposed to default to 10 lines of output. Verify that it does that.
|
|
jot -b test 10 > expectfile
|
|
jot -b test 100 > infile
|
|
head infile > outfile
|
|
atf_check -e empty cmp expectfile outfile
|
|
}
|
|
|
|
atf_test_case line_count
|
|
line_count_head() {
|
|
atf_set "descr" "Test head(1)'s -n option"
|
|
}
|
|
line_count_body() {
|
|
jot -b test 100 > outfile
|
|
head -n 50 outfile > expectfile
|
|
atf_check -o inline:" 50 expectfile\n" wc -l expectfile
|
|
}
|
|
|
|
atf_test_case byte_count
|
|
byte_count_head() {
|
|
atf_set "descr" "Test head(1)'s -c option"
|
|
}
|
|
byte_count_body() {
|
|
jot -b test 100 > outfile
|
|
head -c 50 outfile > expectfile
|
|
atf_check -o inline:" 50 expectfile\n" wc -c expectfile
|
|
}
|
|
|
|
atf_test_case sparse_file_text_at_beginning
|
|
sparse_file_text_at_beginning_head() {
|
|
atf_set "descr" "Test head(1)'s handling of a sparse file with text at the beginning of the file"
|
|
}
|
|
sparse_file_text_at_beginning_body () {
|
|
jot -b test 10 > outfile
|
|
truncate -s +1K outfile
|
|
head -c 512 outfile > expectfile
|
|
atf_check -o inline:" 512 expectfile\n" wc -c expectfile
|
|
}
|
|
|
|
atf_test_case sparse_file_text_at_end
|
|
sparse_file_text_at_end_head() {
|
|
atf_set "descr" "Test head(1)'s handling of a sparse file with text at the end of the file"
|
|
}
|
|
sparse_file_text_at_end_body () {
|
|
truncate -s +1K infile
|
|
echo test >> infile
|
|
head -c 4096 < infile > outpipe
|
|
atf_check cmp infile outpipe
|
|
}
|
|
|
|
atf_test_case missing_line_count
|
|
missing_line_count_head() {
|
|
atf_set "descr" "Test head(1)'s handling of a missing line count arg"
|
|
}
|
|
missing_line_count_body () {
|
|
jot -b test 100 > outfile
|
|
atf_check -s not-exit:0 -e not-empty head -n outfile
|
|
}
|
|
|
|
atf_test_case invalid_line_count
|
|
invalid_line_count_head() {
|
|
atf_set "descr" "Test head(1)'s handling of an invalid line count arg"
|
|
}
|
|
invalid_line_count_body () {
|
|
jot -b test 100 > outfile
|
|
atf_check -s not-exit:0 -e not-empty head -n -10 outfile
|
|
}
|
|
|
|
atf_test_case read_from_stdin
|
|
read_from_stdin_head() {
|
|
atf_set "descr" "Test head(1)'s reading of stdin"
|
|
}
|
|
read_from_stdin_body() {
|
|
#head(1) defaults to head -n 10 if no args are given.
|
|
jot -b test 10 > outfile
|
|
jot -b test 20 | head > expectfile
|
|
atf_check cmp outfile expectfile
|
|
}
|
|
|
|
atf_init_test_cases() {
|
|
atf_add_test_case empty_file
|
|
atf_add_test_case default_no_options
|
|
atf_add_test_case line_count
|
|
atf_add_test_case byte_count
|
|
atf_add_test_case sparse_file_text_at_beginning
|
|
atf_add_test_case sparse_file_text_at_end
|
|
atf_add_test_case missing_line_count
|
|
atf_add_test_case invalid_line_count
|
|
atf_add_test_case read_from_stdin
|
|
}
|