gitutils: add diffStrings, diffFiles, and use it in testament to compare expected vs gotten (#17892)

* gitutils: add diffStrings, diffFiles, and use it in testament to compare expected vs gotten
* refactor with createTempDir
* cleanup
* refacotr
* PRTEMP fake test spec changes to show effect of diffStrings
* add runnableExamples for experimental/diff + cross-reference with gitutils
* Revert "PRTEMP fake test spec changes to show effect of diffStrings"

This reverts commit 57dc8d642dce6c1127c98b7cbc9edbfe747d4047.
This commit is contained in:
Timothee Cour 2021-04-30 02:00:33 -07:00 • committed by GitHub
commit 20248a68fd
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
8 changed files with 99 additions and 52 deletions

View file

@ -665,8 +665,8 @@ proc runJoinedTest(r: var TResults, cat: Category, testsDir: string, options: st
if buf != outputExpected:
writeFile(outputExceptedFile, outputExpected)
discard execShellCmd("diff -uNdr $1 $2" % [outputExceptedFile, outputGottenFile])
echo failString & "megatest output different!"
echo diffFiles(outputGottenFile, outputExceptedFile).output
echo failString & "megatest output different, see $1 vs $2" % [outputGottenFile, outputExceptedFile]
# outputGottenFile, outputExceptedFile not removed on purpose for debugging.
quit 1
else: