Add validation for state value

Fixes #9

Author: dpb587

bin/out

@@ -14,6 +14,19 @@ eval $( jq -r '{
 } | to_entries[] | .key + "=" + @sh "\(.value)"' < /tmp/stdin )
 
 
+#
+# validate
+#
+
+case "$params_state" in
+  error) true ;;
+  failure) true ;;
+  pending) true ;;
+  success) true ;;
+  *) fatal "Invalid parameter: state: $params_state"
+esac
+
+
 #
 # commit
 #

test/out/validate-state.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+set -eu
+
+DIR=$( dirname "$0" )/../..
+
+set +e # error expected
+
+BUILD_ID=123 $DIR/bin/out > $TMPDIR/resource-$$ 2> $TMPDIR/resource-$$.out <<EOF
+{
+  "params": {
+    "description": "test-description",
+    "commit": "$TMPDIR/commit",
+    "state": "failed",
+    "target_url": "https://ci.example.com/\$BUILD_ID/output"
+  },
+  "source": {
+    "access_token": "test-token",
+    "context": "test-context",
+    "endpoint": "http://127.0.0.1:9192",
+    "repository": "dpb587/test-repo"
+  }
+}
+EOF
+
+set -e
+
+if ! grep -q '^FATAL: Invalid parameter: state: failed' $TMPDIR/resource-$$.out ; then
+  echo "FAILURE: Missing error for state validation"
+  cat $TMPDIR/resource-$$.out
+  exit 1
+fi