Blame tests/p_diffutils/10-cmp-tests

Iain Douglas 05452a
#!/bin/bash
Iain Douglas 05452a
# Author: Iain Douglas <centos@1n6.org.uk>
Iain Douglas 05452a
Iain Douglas 05452a
# Tests for cmp
Iain Douglas 05452a
Iain Douglas 05452a
function ExitFail {
Iain Douglas 05452a
    t_Log "FAIL"
Iain Douglas 05452a
    exit $FAIL
Iain Douglas 05452a
}
Iain Douglas 05452a
# Basic Tests
Iain Douglas 05452a
Iain Douglas 05452a
t_Log "Running $0 - cmp tests"
Iain Douglas 05452a
Iain Douglas 05452a
t_Log "Basic Check"
Iain Douglas 05452a
cmp -v &>/dev/null || ExitFail
Iain Douglas 05452a
Iain Douglas 05452a
FILE=/var/tmp/diffutils
Iain Douglas 05452a
Iain Douglas 05452a
cat << EOF >${FILE}a
Iain Douglas 05452a
This is some text to play with
Iain Douglas 05452a
EOF
Iain Douglas 05452a
Iain Douglas 05452a
cat << EOF >${FILE}b
Iain Douglas 05452a
This is some test to play with
Iain Douglas 05452a
EOF
Iain Douglas 05452a
Iain Douglas 05452a
# Basic check of 2 files
Iain Douglas 05452a
t_Log "Compare 2 files"
Iain Douglas 05452a
cmp ${FILE}a ${FILE}b | grep -q "byte 16, line 1" || ExitFail
Iain Douglas 05452a
Iain Douglas 05452a
t_Log "Compare 2 files -b"
Iain Douglas 05452a
cmp -b ${FILE}a ${FILE}b | grep -q " line 1 is 170 x 163 s" || ExitFail
Iain Douglas 05452a
t_Log "Check -i - skip bytes "
Iain Douglas 05452a
Iain Douglas 05452a
# Expect this to pass as the difference is at byte 16 
Iain Douglas 05452a
cmp -b -i 16 ${FILE}a ${FILE}b || ExitFail
Iain Douglas 05452a
Iain Douglas 05452a
t_Log "check -i skip1:skip2"
Iain Douglas 05452a
 
Iain Douglas 3451d5
# Expect this to have a different output to earlier 
Iain Douglas 05452a
cmp -i 15:16 ${FILE}a ${FILE}b | grep -q "byte 1, line 1"|| ExitFail
Iain Douglas 05452a
Iain Douglas 05452a
# Chek that -n works 
Iain Douglas 05452a
t_Log "Check -n limit bytes"
Iain Douglas 05452a
cmp -n 15 ${FILE}a ${FILE}b || ExitFail
Iain Douglas 05452a
Iain Douglas 05452a
# Verbose output
Iain Douglas 05452a
t_Log "Check -l - verbose output"
Iain Douglas 05452a
cmp -l ${FILE}a ${FILE}b | grep -q "16 170 163" || ExitFail
Iain Douglas 05452a
Iain Douglas 05452a
# Silent - exit status only, first scheck that there is no output
Iain Douglas 05452a
t_Log "Check -s - silent mode"
Iain Douglas 05452a
cmp -s ${FILE}a ${FILE}b | wc -m | grep -q "^0" || ExitFail
Iain Douglas 05452a
cmp -i 16 -s ${FILE}a ${FILE}b 
Iain Douglas 05452a
t_CheckExitStatus $?
Iain Douglas 05452a