[gentoo-dev] [PATCH v3 2/2] eclass/tests/esed.sh: tests for esed.eclass

[Ionen Wolkens]

Bit sloppy, but should cover most of it.

Signed-off-by: Ionen Wolkens <ionen@g.o>
---
 eclass/tests/esed.sh | 263 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 263 insertions(+)
 create mode 100755 eclass/tests/esed.sh

diff --git a/eclass/tests/esed.sh b/eclass/tests/esed.sh
new file mode 100755
index 00000000000..d9dfe699e42
--- /dev/null
+++ b/eclass/tests/esed.sh
@@ -0,0 +1,263 @@
+#!/usr/bin/env bash
+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+source tests-common.sh || exit
+
+inherit esed
+
+cd "${WORKDIR:-/dev/null}" || exit
+
+tsddied=n
+tsddie() {
+	tsddied=y
+	tsddiemsg=${*}
+	echo "would die: ${tsddiemsg}" >&2
+	# silence some further errors given didn't actually die
+	sed() { :; }
+	die() { :; }
+}
+
+tsdbegin() {
+	tbegin "${1}"
+	tsddied=n
+	unset -f sed
+	die() { tsddie "${@}"; }
+}
+
+tsdend() {
+	if [[ ${1} == fatal* && ${tsddied} == n ]]; then
+		tend 127 "should have died"
+	elif [[ ${1} == fatal:* && ${tsddied} == y && ${tsddiemsg} != *"${1#fatal:}"* ]]; then
+		tend 128 "died as expected but die message does not match '*${1#fatal:}*'"
+	elif [[ ${1} == nonfatal && ${tsddied} == y ]]; then
+		tend 129 "should not have died"
+	else
+		tend ${2:-0} "something went wrong(tm)"
+	fi
+}
+
+tsdfile() {
+	local file
+	for file in "${@}"; do
+		if [[ ${file%:*} ]]; then
+			echo "${file%:*}" > "${file#*:}" || exit
+		elif [[ -e ${file#*:} ]]; then
+			rm -- "${file#*:}" || exit
+		fi
+	done
+}
+
+tsdcmp() {
+	local contents
+	contents=$(<"${1}") || exit
+	if [[ ${contents} != "${2}" ]]; then
+		echo "${FUNCNAME[0]}: '${contents}' != '${2}'"
+		return 1
+	fi
+}
+
+tsdbegin "esed: change on single file"
+tsdfile replace:file
+esed s/replace/new/ file
+tsdcmp file new
+tsdend nonfatal ${?}
+
+tsdbegin "esed: die due to no change on a single file"
+tsdfile keep:file
+esed s/replace/new/ file
+tsdcmp file keep
+tsdend fatal:no-op ${?}
+
+tsdbegin "esed: sequential changes"
+tsdfile replace1:file
+esed -e s/replace1/replace2/ -e s/replace2/new/ file
+tsdcmp file new
+tsdend nonfatal ${?}
+
+tsdbegin "esed: change on at least one of two files with ESED_VERBOSE=1"
+tsdfile keep:file1 replace:file2
+ESED_VERBOSE=1 esed s/replace/new/ file1 file2
+tsdcmp file1 keep &&
+	tsdcmp file2 new
+tsdend nonfatal ${?}
+
+tsdbegin "esed: die due to no change on two files with ESED_VERBOSE=1"
+tsdfile keep:file{1..2}
+ESED_VERBOSE=1 esed s/replace/new/ file1 file2
+tsdcmp file1 keep &&
+	tsdcmp file2 keep
+tsdend fatal:'no-op' ${?}
+
+tsdbegin "esed: -E/-n/-r arguments"
+tsdfile $'hide\nshow\nhide\nthis':file
+esed -E -n -r '/(show|this)/p' file
+tsdcmp file $'show\nthis'
+tsdend nonfatal ${?}
+
+tsdbegin "esed: die due to passing unrecognized -i"
+tsdfile replace:file
+esed -i s/replace/new/ file
+tsdend fatal:'unrecognized option'
+
+tsdbegin "esed: change files with one nicely named '-- -e'"
+tsdfile replace:"-- -e" replace:file
+esed -e s/replace/new/ file -- "-- -e"
+tsdcmp file new &&
+	tsdcmp "-- -e" new
+tsdend nonfatal ${?}
+
+tsdbegin "esed: die due to no files in arguments"
+esed -e s/replace/new/ -e s/replace/new/
+tsdend fatal:'no files in'
+
+tsdbegin "esed: die due to missing file"
+tsdfile :missing
+esed s/replace/new/ missing
+tsdend fatal:'not a file'
+
+tsdbegin "enewsed: change on a new file"
+tsdfile replace:file :newfile
+enewsed s/replace/new/ file newfile
+tsdcmp file replace &&
+	tsdcmp newfile new
+tsdend nonfatal ${?}
+
+tsdbegin "enewsed: die due to too many files"
+tsdfile replace:file1 replace:file2 :newfile
+enewsed s/replace/new/ file1 file2 newfile
+tsdend fatal:'exactly one input'
+
+tsdbegin "enewsed: die due to missing output file"
+tsdfile keep:file
+enewsed -e s/replace/new/ -e s/replace/new/ file
+tsdend fatal:'no files in'
+
+tsdbegin "enewsed: die due too few arguments beside files"
+tsdfile keep:file
+enewsed file newfile
+tsdend fatal:'too few arguments'
+
+tsdbegin "erepl: change on a single file"
+tsdfile 0000:file
+erepl 0 1 file
+tsdcmp file 1111
+tsdend nonfatal ${?}
+
+tsdbegin "erepl: die due to no change on a single file"
+tsdfile keep:file
+erepl missing new file
+tsdcmp file keep
+tsdend fatal:'no-op' ${?}
+
+tsdbegin "erepl: change on at least one of two files with ESED_VERBOSE=1"
+tsdfile keep:file1 replace:file2
+ESED_VERBOSE=1 erepl replace new file1 file2
+tsdcmp file1 keep &&
+	tsdcmp file2 new
+tsdend nonfatal ${?}
+
+tsdbegin "erepl: die due to no change on two files with ESED_VERBOSE=1"
+tsdfile keep:file{1..2}
+ESED_VERBOSE=1 erepl replace new file1 file2
+tsdcmp file1 keep &&
+	tsdcmp file2 keep
+tsdend fatal:'no-op' ${?}
+
+tsdbegin "erepl: change containing globs that should be ignored"
+tsdfile "*[0-9]{1,2}()":file
+erepl "*[0-9]{1,2}()" new file
+tsdcmp file new
+tsdend nonfatal ${?}
+
+tsdbegin "enewrepl: change on a new file"
+tsdfile replace:file :newfile
+enewrepl replace new file newfile
+tsdcmp file replace &&
+	tsdcmp newfile new
+tsdend nonfatal ${?}
+
+tsdbegin "enewrepl: die due to too many files"
+tsdfile replace:file1 replace:file2 :newfile
+enewrepl replace new file1 file2 newfile
+tsdend fatal:'exactly one input'
+
+tsdbegin "enewrepl: die due to missing output file"
+tsdfile keep:file
+enewrepl replace new file
+tsdend fatal:'too few arguments'
+
+tsdbegin "erepld: delete matching lines"
+tsdfile $'match\nkeep\nmatch':file
+erepld ^match file
+tsdcmp file keep
+tsdend nonfatal ${?}
+
+tsdbegin "enewrepld: delete matching lines"
+tsdfile $'match\nkeep\nmatch':file :newfile
+enewrepld ^match file newfile
+tsdcmp file $'match\nkeep\nmatch' &&
+	tsdcmp newfile keep
+tsdend nonfatal ${?}
+
+tsdbegin "ereplp: change matching lines"
+tsdfile $'match=0000\nkeep=0000\nmatch=0000':file
+ereplp ^match 0 1 file
+tsdcmp file $'match=1111\nkeep=0000\nmatch=1111'
+tsdend nonfatal ${?}
+
+tsdbegin "enewreplp: change matching lines"
+tsdfile $'match=0000\nkeep=0000\nmatch=0000':file :newfile
+enewreplp ^match 0 1 file newfile
+tsdcmp file $'match=0000\nkeep=0000\nmatch=0000' &&
+	tsdcmp newfile $'match=1111\nkeep=0000\nmatch=1111'
+tsdend nonfatal ${?}
+
+tsdbegin "efind+esed: change found files"
+tsdfile keep:file1.find1 replace:file2.find1
+efind . -type f -name '*.find1' -erun esed s/replace/new/
+tsdcmp file1.find1 keep &&
+	tsdcmp file2.find1 new
+tsdend nonfatal ${?}
+
+tsdbegin "efind+esed: die due no changes to found files"
+tsdfile keep:file1.find2 keep:file2.find2
+efind . -type f -name '*.find2' -erun esed s/replace/new/
+tsdcmp file1.find2 keep &&
+	tsdcmp file2.find2 keep
+tsdend fatal:'no-op' ${?}
+
+tsdbegin "efind: die due to bad command"
+tsdfile keep:file.find3
+efind . -type f -name '*.find3' -erun ./no-such-file
+tsdend fatal:'failed: ./no-such-file' ${?}
+
+tsdbegin "efind: don't die for shell functions"
+tsdfile keep:*.find4
+tsd-test-func() {
+	# would die in the function if there was an issue
+	echo "${FUNCNAME[*]} running for files: ${*@Q}"
+	local i=1
+	(( --i )) # uh-oh, this leaves "unintended" failure return value
+}
+efind . -type f -name '*.find4' -erun tsd-test-func
+tsdend nonfatal
+
+tsdbegin "efind: die due to missing -erun"
+tsdfile keep:ignore-perm.find5
+efind . -type f -name '*.find5'
+tsdend fatal:'missing -erun'
+
+tsdbegin "efind: die due to no files found"
+efind . -type f -name '*.missing' -erun echo -n
+tsdend fatal:'no files from'
+
+echo
+echo "note: any error messages after 'would die:' can be ignored"
+if [[ ${tret} == 0 ]]; then
+	echo "${0##*/} finished successfully"
+else
+	echo "${0##*/} failed (status: ${tret})"
+fi
+texit
-- 
2.35.1