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Code Issues Releases Activity

fix(groovy): handle NPE in utils unstash (#4969)

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* Fix NPE in utils unstash

* fix test

---------

Co-authored-by: Vijayan T <vijayanjay@gmail.com>
Co-authored-by: Christopher Fenner <26137398+CCFenner@users.noreply.github.com>
This commit is contained in:
radianer 2024-07-09 09:40:29 +02:00 committed by GitHub
parent 8e962a7729
commit 4d32de1c1a
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2 changed files with 35 additions and 13 deletions
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3
src/com/sap/piper/Utils.groovy
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@ -90,7 +90,6 @@ boolean isInsidePod(Script script) {
}
def unstash(name, msg = "Unstash failed:") {
def unstashedContent = []
try {
echo "Unstash content: ${name}"
@ -98,7 +97,7 @@ def unstash(name, msg = "Unstash failed:") {
unstashedContent += name
} catch (e) {
echo "$msg $name (${e.getMessage()})"
if (e.getMessage().contains("JNLP4-connect")) {
if (e.getMessage() != null && e.getMessage().contains("JNLP4-connect")) {
sleep(3) // Wait 3 seconds in case it has been a network hiccup
try {
echo "[Retry JNLP4-connect issue] Unstashing content: ${name}"

23
test/groovy/com/sap/piper/UtilsTest.groovy
View File

@ -227,6 +227,29 @@ class UtilsTest extends BasePiperTest {
assert(stashResult == [])
}
@Test
void testUnstashFailsNoExceptionMessage() {
def logMessages = []
def examinee = newExaminee(
unstashClosure: {
def stashName -> throw new RuntimeException()
},
echoClosure: {
// coerce to java.lang.String, we might have GStrings.
// comparism with java.lang.String might fail.
message -> logMessages << message.toString()
}
)
def stashResult = examinee.unstash('a')
// in case unstash fails (maybe the stash does not exist, or we cannot unstash due to
// some colliding files in conjunction with file permissions) we emit a log message
// and continue silently instead of failing. In that case we get an empty array back
// instead an array containing the name of the unstashed stash.
assertThat(logMessages, hasItem('Unstash failed: a (null)'))
assert(stashResult == [])
}
private Utils newExaminee(Map parameters) {
def examinee = new Utils()
examinee.steps = [