Update variable testscripts based on secret

This commit refactors a bit of the variable testscripts given the changes in the secret testscripts efforts, removing potentially unnecessary assertions and making these look more similar to other testscripts.

acceptance/testdata/variable/variable-org.txtar

@@ -1,20 +1,20 @@
-# Prepare organization variable, GitHub Actions uppercases names
-env2upper ORG_VARIABLE_NAME=$RANDOM_STRING
+# Setup environment variables used for testscript
+env2upper VAR_NAME=${SCRIPT_NAME}_${RANDOM_STRING}
 
 # Confirm organization variable does not exist, will fail admin:org scope missing
-! exec gh variable get $ORG_VARIABLE_NAME --org $ORG
-stderr 'variable .+ was not found'
+exec gh variable list --org $ORG
+! stdout $VAR_NAME
 
 # Create an organization variable
-exec gh variable set $ORG_VARIABLE_NAME --org $ORG --body 'just an org variable'
+exec gh variable set $VAR_NAME --org $ORG --body 'just an org variable'
 
 # Defer organization variable cleanup
-defer gh variable delete $ORG_VARIABLE_NAME --org $ORG
+defer gh variable delete $VAR_NAME --org $ORG
 
-# Confirm organization variable exists
+# Verify new organization variable exists
 exec gh variable list --org $ORG
-stdout $ORG_VARIABLE_NAME
+stdout $VAR_NAME
 
-# Verify repository environment variable can be retrieved
-exec gh variable get $ORG_VARIABLE_NAME --org $ORG
+# Verify organization variable can be retrieved
+exec gh variable get $VAR_NAME --org $ORG
 stdout 'just an org variable'

acceptance/testdata/variable/variable-repo-env.txtar

@@ -1,6 +1,7 @@
-# Force GitHub CLI to treat testscript as TTY
-env GH_FORCE_TTY=80
-env REPO=$SCRIPT_NAME-$RANDOM_STRING
+# Setup environment variables used for testscript
+env REPO=${SCRIPT_NAME}-${RANDOM_STRING}
+env ENV_NAME=testscripts
+env VAR_NAME=TESTSCRIPTS_ENV
 
 # Create a repository where the variable will be registered
 exec gh repo create $ORG/$REPO --add-readme --private
@@ -13,21 +14,19 @@ exec gh repo clone $ORG/$REPO
 cd $REPO
 
 # Create a repository environment, will fail if organization does not have environment support
-exec gh api /repos/$ORG/$REPO/environments/testscripts -X PUT --jq '.name'
-stdout 'testscripts'
+exec gh api /repos/$ORG/$REPO/environments/$ENV_NAME -X PUT --jq '.name'
 
-# Verify no repository environment variables exist
-exec gh variable list --env testscripts
-stderr 'no variables found'
+# Verify repository environment variable does not exist
+exec gh variable list --env $ENV_NAME
+! stdout $VAR_NAME
 
 # Create a repository environment variable
-exec gh variable set TESTSCRIPTS_ENV --env testscripts --body 'just a repo env variable'
-stdout 'Created variable TESTSCRIPTS_ENV for'
+exec gh variable set $VAR_NAME --env $ENV_NAME --body 'just a repo env variable'
 
 # Verify new repository environment variable exists
-exec gh variable list --env testscripts
-stdout 'TESTSCRIPTS_ENV\s+just a repo env variable\s+less than a minute ago'
+exec gh variable list --env $ENV_NAME
+stdout $VAR_NAME
 
 # Verify repository environment variable can be retrieved
-exec gh variable get TESTSCRIPTS_ENV --env testscripts
+exec gh variable get $VAR_NAME --env $ENV_NAME
 stdout 'just a repo env variable'

acceptance/testdata/variable/variable-repo.txtar

@@ -1,6 +1,6 @@
-# Setup environment variables to force TTY
-env GH_FORCE_TTY=80
-env REPO=$SCRIPT_NAME-$RANDOM_STRING
+# Setup environment variables used for testscript
+env REPO=${SCRIPT_NAME}-${RANDOM_STRING}
+env VAR_NAME=TESTSCRIPTS
 
 # Create a repository where the variable will be registered
 exec gh repo create $ORG/$REPO --add-readme --private
@@ -12,18 +12,17 @@ defer gh repo delete --yes $ORG/$REPO
 exec gh repo clone $ORG/$REPO
 cd $REPO
 
-# Verify no repository variables exist
+# Verify repository variable does not exist
 exec gh variable list
-stderr 'no variables found'
+! stdout $VAR_NAME
 
 # Create a repository variable
-exec gh variable set TESTSCRIPTS --body 'just a repo variable'
-stdout 'Created variable TESTSCRIPTS for'
+exec gh variable set $VAR_NAME --body 'just a repo variable'
 
 # Verify new repository variable exists
 exec gh variable list
-stdout 'TESTSCRIPTS\s+just a repo variable\s+less than a minute ago'
+stdout $VAR_NAME
 
 # Verify repository variable can be retrieved
-exec gh variable get TESTSCRIPTS
+exec gh variable get $VAR_NAME
 stdout 'just a repo variable'