/*
 * Copyright 2015-present Facebook, Inc.
 *
 * 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.
 */

package com.facebook.buck.apple;

import static org.junit.Assert.assertThat;

import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;

import com.google.common.base.Optional;

import java.io.InputStream;
import java.io.IOException;

import org.junit.Test;

/**
 * Unit tests for {@link AppleInfoPlistParsing}.
 */
public class AppleInfoPlistParsingTest {
  @Test
  public void infoPlistParsingReturnsBundleID() throws IOException {
    Optional<String> bundleID;
    try (InputStream in =
             getClass().getResourceAsStream("testdata/simple_application_bundle/Info.plist")) {
      bundleID = AppleInfoPlistParsing.getBundleIdFromPlistStream(in);
    }

    assertThat(bundleID, is(equalTo(Optional.of("com.example.DemoApp"))));
  }

  @Test
  public void failedInfoPlistParsingReturnsAbsent() throws IOException {
    Optional<String> bundleID;
    try (InputStream in =
             getClass().getResourceAsStream("testdata/ios-project/version.plist")) {
      bundleID = AppleInfoPlistParsing.getBundleIdFromPlistStream(in);
    }

    assertThat(bundleID, is(equalTo(Optional.<String>absent())));
  }
}

@@ -803,16 +803,61 @@
 ptional;
+%0Aimport com.google.common.base.Preconditions;
 %0A%0Aimport
@@ -1251,32 +1251,76 @@
 Info.plist%22)) %7B%0A
+      Preconditions.checkState(in != null);%0A
       bundleID =
@@ -1591,32 +1591,32 @@
 nputStream in =%0A
-
              get
@@ -1680,24 +1680,68 @@
 .plist%22)) %7B%0A
+      Preconditions.checkState(in != null);%0A
       bundle

Make AppleInfoPlistParsingTest fail fast if its resources aren't found