ion-unit-tests: Add system heap presence test
Make sure system heap is present on devices, its id is '0',
and that we can allocate and free buffers from the system heap
Bug: 140507100
Fixes: 140507100
Tests: ion-unit-tests --gtest_fiter=SystemHeap.*
Change-Id: Ief502c9fce1e54f54b4e6d60f288954e4bf42e04
Signed-off-by: Sandeep Patil <sspatil@google.com>
diff --git a/libion/tests/Android.bp b/libion/tests/Android.bp
index d3b4688..5600702 100644
--- a/libion/tests/Android.bp
+++ b/libion/tests/Android.bp
@@ -24,7 +24,8 @@
srcs: [
"allocate_test.cpp",
"exit_test.cpp",
- "heap_query.cpp",
+ "heap_query.cpp",
+ "system_heap.cpp",
"invalid_values_test.cpp",
"ion_test_fixture.cpp",
"map_test.cpp",
diff --git a/libion/tests/system_heap.cpp b/libion/tests/system_heap.cpp
new file mode 100644
index 0000000..fb63888
--- /dev/null
+++ b/libion/tests/system_heap.cpp
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#include <unistd.h>
+
+#include <gtest/gtest.h>
+#include <iostream>
+
+#include <ion/ion.h>
+#include "ion_test_fixture.h"
+
+class SystemHeap : public IonTest {};
+
+TEST_F(SystemHeap, Presence) {
+ bool system_heap_found = false;
+ for (const auto& heap : ion_heaps) {
+ if (heap.type == ION_HEAP_TYPE_SYSTEM) {
+ system_heap_found = true;
+ EXPECT_TRUE((1 << heap.heap_id) & ION_HEAP_SYSTEM_MASK);
+ }
+ }
+ // We now expect the system heap to exist from Android
+ ASSERT_TRUE(system_heap_found);
+}
+
+TEST_F(SystemHeap, Allocate) {
+ int fd;
+ ASSERT_EQ(0, ion_alloc_fd(ionfd, getpagesize(), 0, ION_HEAP_SYSTEM_MASK, 0, &fd));
+ ASSERT_TRUE(fd != 0);
+ ASSERT_EQ(close(fd), 0); // free the buffer
+}