Bazel: Add an integration test for the persistent JavaBuilder as a Worker process.

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MOS_MIGRATED_REVID=95531532

1 files changed, 79 insertions, 0 deletions

diff --git a/src/test/shell/bazel/bazel_worker_test.sh b/src/test/shell/bazel/bazel_worker_test.sh
new file mode 100755
index 0000000000..d2856c3e47
--- /dev/null
+++ b/src/test/shell/bazel/bazel_worker_test.sh
@@ -0,0 +1,79 @@
+#!/bin/bash
+#
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Test rules provided in Bazel not tested by examples
+#
+
+# Load test environment
+source $(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/test-setup.sh \
+  || { echo "test-setup.sh not found!" >&2; exit 1; }
+
+function write_hello_library_files() {
+  mkdir -p java/main
+  cat >java/main/BUILD <<EOF
+java_binary(name = 'main',
+    deps = ['//java/hello_library'],
+    srcs = ['Main.java'],
+    main_class = 'main.Main')
+EOF
+
+  cat >java/main/Main.java <<EOF
+package main;
+import hello_library.HelloLibrary;
+public class Main {
+  public static void main(String[] args) {
+    HelloLibrary.funcHelloLibrary();
+    System.out.println("Hello, World!");
+  }
+}
+EOF
+
+  mkdir -p java/hello_library
+  cat >java/hello_library/BUILD <<EOF
+package(default_visibility=['//visibility:public'])
+java_library(name = 'hello_library',
+             srcs = ['HelloLibrary.java']);
+EOF
+
+  cat >java/hello_library/HelloLibrary.java <<EOF
+package hello_library;
+public class HelloLibrary {
+  public static void funcHelloLibrary() {
+    System.out.print("Hello, Library!;");
+  }
+}
+EOF
+}
+
+function test_compiles_hello_library_using_persistent_javac() {
+  write_hello_library_files
+  bazel --batch clean
+  bazel build --experimental_persistent_javac //java/main:main || fail "build failed"
+  bazel-bin/java/main/main | grep -q "Hello, Library!;Hello, World!" \
+    || fail "comparison failed"
+  bazel_pid=$(bazel info | fgrep server_pid | cut -d' ' -f2)
+  # DANGER. This contains arcane shell wizardry that was carefully crafted to be compatible with
+  # both BSD and GNU tools so that this works under Linux and OS X.
+  bazel_children=$(ps ax -o ppid,pid | awk '{$1=$1};1' | egrep "^${bazel_pid} " | cut -d' ' -f2)
+  bazel shutdown || fail "shutdown failed"
+  sleep 3
+  unkilled_children=$(for pid in $bazel_children; do ps -p $pid | sed 1d; done)
+  if [ ! -z "$unkilled_children" ]; then
+    fail "Worker processes were still running: ${unkilled_children}"
+  fi
+}
+
+run_suite "Worker integration tests"