85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <sys/mman.h>
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#include <memory>
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#include <vector>
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#include <gtest/gtest.h>
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#include <ion/ion.h>
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#include "ion_test_fixture.h"
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class InvalidValues : public IonTest {};
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TEST_F(InvalidValues, ion_close) {
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EXPECT_EQ(-EBADF, ion_close(-1));
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}
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TEST_F(InvalidValues, ion_alloc_fd) {
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int fd;
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// no heaps
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EXPECT_EQ(-ENODEV, ion_alloc_fd(ionfd, 4096, 0, 0, 0, &fd));
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for (const auto& heap : ion_heaps) {
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// invalid ion_fd
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EXPECT_EQ(-EBADF, ion_alloc_fd(-1, 4096, 0, (1 << heap.heap_id), 0, &fd));
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SCOPED_TRACE(::testing::Message()
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<< "heap:" << heap.name << ":" << heap.type << ":" << heap.heap_id);
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// zero size
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EXPECT_EQ(-EINVAL, ion_alloc_fd(ionfd, 0, 0, (1 << heap.heap_id), 0, &fd));
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// too large size
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int ret = ion_alloc_fd(ionfd, -1, 0, (1 << heap.heap_id), 0, &fd);
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EXPECT_TRUE(ret == -EINVAL || ret == -ENOMEM);
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// bad alignment
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// TODO: Current userspace and kernel code completely ignores alignment. So this
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// test is going to fail. We need to completely remove alignment from the API.
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// All memory by default is always page aligned. OR actually pass the alignment
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// down into the kernel and make kernel respect the alignment.
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// EXPECT_EQ(-EINVAL, ion_alloc_fd(ionfd, 4096, -1, (1 << heap.heap_id), 0, &fd));
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// NULL fd
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EXPECT_EQ(-EINVAL, ion_alloc_fd(ionfd, 4096, 0, (1 << heap.heap_id), 0, nullptr));
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}
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}
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TEST_F(InvalidValues, ion_query_heap_cnt) {
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// NULL count
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EXPECT_EQ(-EINVAL, ion_query_heap_cnt(ionfd, nullptr));
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int heap_count;
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// bad fd
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EXPECT_EQ(-EBADF, ion_query_heap_cnt(-1, &heap_count));
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}
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TEST_F(InvalidValues, ion_query_get_heaps) {
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int heap_count;
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ASSERT_EQ(0, ion_query_heap_cnt(ionfd, &heap_count));
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ASSERT_GT(heap_count, 0);
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// nullptr buffers, still returns success but without
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// the ion_heap_data.
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EXPECT_EQ(0, ion_query_get_heaps(ionfd, heap_count, nullptr));
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std::unique_ptr<struct ion_heap_data[]> heaps =
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std::make_unique<struct ion_heap_data[]>(heap_count);
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// bad fd
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EXPECT_EQ(-EBADF, ion_query_get_heaps(-1, heap_count, heaps.get()));
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// invalid heap data pointer
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EXPECT_EQ(-EFAULT, ion_query_get_heaps(ionfd, heap_count, reinterpret_cast<void*>(0xdeadf00d)));
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}
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