Upgrade Truth to 0.30

IterableSubject is no longer generic, which improves readability in
some callers.

Change-Id: I948a356089f60f1f02f291a2f433eec67571424b

gerrit-acceptance-tests/src/test/java/com/google/gerrit/acceptance/api/group/GroupAssert.java

@@ -31,7 +31,7 @@ public class GroupAssert {
         .that(actual.remove(g)).isTrue();
     }
     assert_().withFailureMessage("unexpected groups: " + actual)
-      .that((Iterable<?>)actual).isEmpty();
+      .that(actual).isEmpty();
   }
 
   public static void assertGroupInfo(AccountGroup group, GroupInfo info) {

gerrit-acceptance-tests/src/test/java/com/google/gerrit/acceptance/rest/change/HashtagsIT.java

@@ -245,10 +245,8 @@ public class HashtagsIT extends AbstractDaemonTest {
     assertMessage(r, "Hashtag added: MyHashtag");
   }
 
-  private IterableSubject<
-        ? extends IterableSubject<?, String, Iterable<String>>,
-        String, Iterable<String>>
-      assertThatGet(PushOneCommit.Result r) throws Exception {
+  private IterableSubject assertThatGet(PushOneCommit.Result r)
+      throws Exception {
     return assertThat(gApi.changes()
         .id(r.getChange().getId().get())
         .getHashtags());

gerrit-acceptance-tests/src/test/java/com/google/gerrit/acceptance/rest/project/ProjectAssert.java

@@ -31,12 +31,8 @@ import java.util.List;
 import java.util.Set;
 
 public class ProjectAssert {
-  public static IterableSubject<
-        ? extends IterableSubject<
-            ?, Project.NameKey, Iterable<Project.NameKey>>,
-        Project.NameKey,
-        Iterable<Project.NameKey>>
-      assertThatNameList(Iterable<ProjectInfo> actualIt) {
+  public static IterableSubject assertThatNameList(
+      Iterable<ProjectInfo> actualIt) {
     List<ProjectInfo> actual = ImmutableList.copyOf(actualIt);
     for (ProjectInfo info : actual) {
       assertWithMessage("missing project name").that(info.name).isNotNull();

gerrit-acceptance-tests/src/test/java/com/google/gerrit/acceptance/server/change/CommentsIT.java

@@ -397,7 +397,7 @@ public class CommentsIT extends AbstractDaemonTest {
     setApiUser(admin);
     Map<String, List<CommentInfo>> actual =
         gApi.changes().id(r1.getChangeId()).drafts();
-    assertThat((Iterable<?>) actual.keySet()).containsExactly(FILE_NAME);
+    assertThat(actual.keySet()).containsExactly(FILE_NAME);
     List<CommentInfo> comments = actual.get(FILE_NAME);
     assertThat(comments).hasSize(2);
 

gerrit-server/src/test/java/com/google/gerrit/server/config/RepositoryConfigTest.java

@@ -145,7 +145,6 @@ public class RepositoryConfigTest {
         RepositoryConfig.OWNER_GROUP_NAME, ownerGroups);
   }
 
-  @SuppressWarnings("cast")
   @Test
   public void testBasePathWhenNotConfigured() {
     assertThat((Object)repoCfg.getBasePath(new NameKey("someProject"))).isNull();
@@ -159,7 +158,6 @@ public class RepositoryConfigTest {
         .isEqualTo(basePath);
   }
 
-  @SuppressWarnings("cast")
   @Test
   public void testBasePathForSpecificFilter() {
     String basePath = "/someAbsolutePath/someDirectory";

lib/BUCK

@@ -246,8 +246,8 @@ maven_jar(
 
 maven_jar(
   name = 'truth',
-  id = 'com.google.truth:truth:0.28',
-  sha1 = '0a388c7877c845ff4b8e19689dda5ac9d34622c4',
+  id = 'com.google.truth:truth:0.30',
+  sha1 = '9d591b5a66eda81f0b88cf1c748ab8853d99b18b',
   license = 'DO_NOT_DISTRIBUTE',
   exported_deps = [
     ':guava',