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Integration test for kubectl --disable-compression flag

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Shyam Jeedigunta 2022-09-19 13:47:19 -07:00
parent 0663a8ff45
commit b31301fa24
1 changed files with 42 additions and 0 deletions
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42
test/cmd/get.sh
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@ -253,6 +253,48 @@ run_retrieve_multiple_tests() {
set +o errexit
}
run_kubectl_response_compression_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl get objects with/without response compression"
### Test creation of large configmap objects
# Pre-condition: no configmaps exists
kube::test::get_object_assert configmaps "{{range.items}}{{${id_field:?}}}:{{end}}" ''
# Commands to create 3 configmaps each of size 50KB. Sum of their sizes should be >128KB (defaultGzipThresholdBytes)
# for apiserver to allow gzip compression of the response. This is required to test the disable-compression option
# from client-side
some_string=$(dd status=none if=/dev/urandom bs=1K count=50 2>/dev/null | base64)
kubectl create configmap "cm-one" --from-literal=somekey="${some_string}"
kubectl create configmap "cm-two" --from-literal=somekey="${some_string}"
kubectl create configmap "cm-three" --from-literal=somekey="${some_string}"
output_message=$(kubectl get configmaps 2>&1 "${kube_flags[@]:?}")
# Post-condition: All configmaps should be created
kube::test::if_has_string "${output_message}" "cm-one"
kube::test::if_has_string "${output_message}" "cm-two"
kube::test::if_has_string "${output_message}" "cm-three"
### Test list call WITH compression
output_message=$(kubectl get configmaps --v=8 2>&1 "${kube_flags[@]:?}")
# Post-condition: Response headers should include "accept-encoding" header
kube::test::if_has_string "${output_message}" "Vary: Accept-Encoding"
### Test list call WITHOUT compression
output_message=$(kubectl get configmaps --disable-compression=true --v=8 2>&1 "${kube_flags[@]:?}")
# Post-condition: Response headers should NOT include "accept-encoding" header
kube::test::if_has_not_string "${output_message}" "Vary: Accept-Encoding"
# cleanup
kubectl delete configmap "cm-one"
kubectl delete configmap "cm-two"
kubectl delete configmap "cm-three"
set +o nounset
set +o errexit
}
run_kubectl_sort_by_tests() {
set -o nounset
set -o errexit