--- /dev/null	2017-02-08 09:46:36.598049496 -0800
+++ new/test/tools/javac/processing/model/util/elements/TestAllFoos.java	2017-02-12 11:16:09.371692948 -0800
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8173945
+ * @summary Test Elements.getAll{Type, Package, Module}Elements
+ * @library /tools/javac/lib
+ * @modules java.compiler
+ *          jdk.compiler
+ * @build   JavacTestingAbstractProcessor TestAllFoos
+ * @compile -processor TestAllFoos -proc:only --release 8 --source-path modules/m1/pkg  modules/m1/pkg/C.java
+ * @compile -processor TestAllFoos -proc:only --release 8 --source-path modules/m2/pkg  modules/m2/pkg/C.java
+ */
+// @compile -processor TestAllFoos -proc:only             --module-source-path  modules -m m1,m2
+
+import java.util.Set;
+import static java.util.Objects.*;
+import javax.annotation.processing.*;
+import static javax.lang.model.SourceVersion.*;
+import javax.lang.model.element.*;
+import javax.lang.model.util.*;
+
+/**
+ * Test basic workings of Elements.getAll{Type, Package, Module}Elements under
+ * pre- and post-modules.
+ */
+public class TestAllFoos extends JavacTestingAbstractProcessor {
+    public boolean process(Set<? extends TypeElement> annotations,
+                           RoundEnvironment roundEnv) {
+        if (!roundEnv.processingOver()) {
+            boolean expectModules =
+                (processingEnv.getSourceVersion().compareTo(RELEASE_9) >= 0);
+
+            testSetSize(eltUtils.getAllTypeElements("java.lang.String"), 1);
+            testSetSize(eltUtils.getAllTypeElements("example.com"), 0);
+
+            if (!expectModules) {
+                // Expect empty modules, single package named "pkg" with one type "pkg.C".
+                testSetSize(eltUtils.getAllModuleElements(), 0);
+                testSetSize(eltUtils.getAllPackageElements("pkg"), 1);
+                testSetSize(eltUtils.getAllTypeElements("pkg.C"),  1);
+            } else {
+                Set<? extends ModuleElement> modules =
+                    requireNonNull(eltUtils.getAllModuleElements());
+
+                ModuleElement m1 = requireNonNull(eltUtils.getModuleElement("m1"));
+                ModuleElement m2 = requireNonNull(eltUtils.getModuleElement("m2"));
+
+                if (!modules.contains(m1) ||
+                    !modules.contains(m2) ||
+                    !modules.contains(requireNonNull(eltUtils.getModuleElement("java.base"))))
+                    throw new RuntimeException("Missing modules " + modules);
+
+                // Expect two packages named "pkg" and two types named "pkg.C".
+                testSetSize(eltUtils.getAllPackageElements("pkg"), 2);
+                testSetSize(eltUtils.getAllTypeElements("pkg.C"),  2);
+            }
+        }
+        return true;
+    }
+    
+    /**
+     * Check the set argument against null and throw an exception if
+     * the set is not of the expected size.
+     */
+    private static <E> Set<E> testSetSize(Set<E> set, int expectedSize) {
+        requireNonNull(set);
+        if (set.size() != expectedSize)
+            throw new RuntimeException("Unexpected size of set " + set);
+        return set;
+    }
+}