build: introduce testing infra for GraalVM "C" (#1733)

* build: introduce testing infra for GraalVM "C"

* chore: use latest graalvm_c

Author: diegomarquezp

.kokoro/build.sh

@@ -76,14 +76,7 @@ integration)
       verify
     RETURN_CODE=$?
     ;;
-graalvmA)
-    # Run Unit and Integration Tests with Native Image
-    bash .kokoro/populate-secrets.sh
-    export GOOGLE_APPLICATION_CREDENTIALS="${KOKORO_GFILE_DIR}/secret_manager/java-it-service-account"
-    mvn -B ${INTEGRATION_TEST_ARGS} -ntp -Pnative -Pnative-test -Pslf4j2x test -pl 'oauth2_http'
-    RETURN_CODE=$?
-    ;;
-graalvmB)
+graalvm)
     # Run Unit and Integration Tests with Native Image
     bash .kokoro/populate-secrets.sh
     export GOOGLE_APPLICATION_CREDENTIALS="${KOKORO_GFILE_DIR}/secret_manager/java-it-service-account"

.kokoro/presubmit/graalvm-native-a.cfg

@@ -4,7 +4,7 @@ build_file: "google-auth-library-java/.kokoro/build.sh"
 
 env_vars: {
   key: "JOB_TYPE"
-  value: "graalvmA"
+  value: "graalvm"
 }
 
 # TODO: remove this after we've migrated all tests and scripts

.kokoro/presubmit/graalvm-native-b.cfg

@@ -4,7 +4,7 @@ build_file: "google-auth-library-java/.kokoro/build.sh"
 
 env_vars: {
   key: "JOB_TYPE"
-  value: "graalvmB"
+  value: "graalvm"
 }
 
 # TODO: remove this after we've migrated all tests and scripts

.kokoro/presubmit/graalvm-native-c.cfg

@@ -0,0 +1,49 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+build_file: "google-auth-library-java/.kokoro/build.sh"
+
+env_vars: {
+  key: "JOB_TYPE"
+  value: "graalvm"
+}
+
+# TODO: remove this after we've migrated all tests and scripts
+env_vars: {
+  key: "GCLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_CLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_APPLICATION_CREDENTIALS"
+  value: "secret_manager/java-it-service-account"
+}
+
+env_vars: {
+  key: "SECRET_MANAGER_KEYS"
+  value: "java-it-service-account"
+}
+
+env_vars: {
+  key: "GCS_BUCKET"
+  value: "byoid-it-bucket"
+}
+
+env_vars: {
+  key: "GOOGLE_EXTERNAL_ACCOUNT_ALLOW_EXECUTABLES"
+  value: "1"
+}
+
+env_vars: {
+  key: "GOOGLE_CLOUD_QUOTA_PROJECT"
+  value: "gcloud-devel"
+}
+
+container_properties {
+  docker_image: "us-docker.pkg.dev/java-graalvm-ci-prod/graalvm-integration-testing/graalvm_c:1.15.4"
+}
+