From buildlog it looks like the commit sha is also accessible from GI…

…THUB_SHA. Lets try this, for making it more easy.

entrypoint.sh

@@ -21,8 +21,7 @@ fi
 
 
 if [ "${INPUT_SNAPSHOT}" == "true" ]; then
-  SHA=$(env | grep ^github\\.sha= | cut -d= -f2-) # Thank you Github for using dots in variables
-  SHA_DOCKER_NAME="${DOCKER_REPOSITORY}:${SHA}"
+  SHA_DOCKER_NAME="${DOCKER_REPOSITORY}:${GITHUB_SHA}"
   docker build $CUSTOMDOCKERFILE -t ${DOCKERNAME} -t ${SHA_DOCKER_NAME} .
   docker push ${DOCKERNAME}
   docker push ${SHA_DOCKER_NAME}

test.sh

@@ -3,6 +3,7 @@
 function cleanEnvironment() {
   unset INPUT_SNAPSHOT
   unset INPUT_DOCKERFILE
+  unset GITHUB_SHA
 }
 
 function itPushesMasterBranchToLatest() {
@@ -58,7 +59,8 @@ Called mock with: push my/repository:latest"
 function itPushesBranchByShaInAddition() {
   export GITHUB_REF='refs/tags/myRelease'
   export INPUT_SNAPSHOT='true'
-  local result=$(exec env 'github.sha'=COMMIT_SHA /entrypoint.sh 'my/repository')
+  export GITHUB_SHA='COMMIT_SHA'
+  local result=$(exec /entrypoint.sh 'my/repository')
   local expected="Called mock with: build -t my/repository:latest -t my/repository:COMMIT_SHA .
 Called mock with: push my/repository:latest
 Called mock with: push my/repository:COMMIT_SHA"
@@ -74,7 +76,8 @@ function itPushesBranchByShaInAdditionWithSpecificDockerfile() {
   export GITHUB_REF='refs/tags/myRelease'
   export INPUT_SNAPSHOT='true'
   export INPUT_DOCKERFILE='MyDockerFileName'
-  local result=$(exec env 'github.sha'=COMMIT_SHA /entrypoint.sh 'my/repository')
+  export GITHUB_SHA='COMMIT_SHA'
+  local result=$(exec /entrypoint.sh 'my/repository')
   local expected="Called mock with: build -f MyDockerFileName -t my/repository:latest -t my/repository:COMMIT_SHA .
 Called mock with: push my/repository:latest
 Called mock with: push my/repository:COMMIT_SHA"