Add tests for edit_replace_cmd(). #260

Job	Run time
call-build-fedora / build-fedora	1m 58s
call-build-freebsd / build-freebsd	3m 0s
call-build-alpine / build-alpine	2m 7s
call-build-macos / build-macos	1m 39s
call-build-solaris / build-solaris	6m 23s
call-build-ubuntu / build-ubuntu	3m 35s
	18m 42s

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