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|
#! /bin/sh
# $NetBSD: patch.sh,v 1.1 2020/04/26 12:46:01 rillig Exp $
#
# Test cases for patching files using patch(1).
#
set -eu
. "./test.subr"
if test_case_begin "patch matches exactly"; then
cd "$tmpdir"
create_file_lines "to-be-patched" \
"1" "2" "3" "4" "5" "6" "7"
create_file "4-four.patch" <<EOF
--- before
+++ to-be-patched
@@ -1,7 +1,7 @@
1
2
3
-4
+four
5
6
7
EOF
patch -s -p0 < "4-four.patch"
assert_that "to-be-patched" --file-is-lines \
"1" "2" "3" "four" "5" "6" "7"
test_case_end
fi
if test_case_begin "line numbers in patch are way out of bounds"; then
cd "$tmpdir"
# BSD patch:
#
# If the line numbers in the patch are beyond the size of the file,
# /usr/bin/patch logs an information that "it is ignored", but it does
# not say exactly what "it" is.
#
# This may look frightening, but since the patch is applied anyway,
# "it" probably refers to the line numbers only, not to the hunk as
# a whole.
#
# https://github.com/openbsd/src/commit/328a6cea628e2916 (2003-07-16)
create_file_lines "to-be-patched" \
"1" "2" "3" "4" "5" "6" "7"
create_file "4-four.patch" <<EOF
--- before
+++ to-be-patched
@@ -1000,7 +1000,7 @@
1
2
3
-4
+four
5
6
7
EOF
patch -s -p0 < "4-four.patch" 2> "stderr" \
&& exitcode=0 || exitcode=$?
assert_that "$exitcode" --equals "0"
assert_that "stderr" --file-is-lines \
"No such line 999 in input file, ignoring"
assert_that "to-be-patched" --file-is-lines \
"1" "2" "3" "four" "5" "6" "7"
test_case_end
fi
|
