[NETD-BPF#13] Delete libbpf_android_test from system/bpf

The test will be moved to frameworks/libs/net along with header files.

Bug: 202086915
Test: m
Merged-In: I1de9c1f443f8bf90ef341e4867866093e62f427d
Change-Id: I1de9c1f443f8bf90ef341e4867866093e62f427d
diff --git a/libbpf_android/Android.bp b/libbpf_android/Android.bp
index cf4a4fc..b3ab84c 100644
--- a/libbpf_android/Android.bp
+++ b/libbpf_android/Android.bp
@@ -76,28 +76,6 @@
 }
 
 cc_test {
-    name: "libbpf_android_test",
-    srcs: [
-        "BpfMapTest.cpp",
-    ],
-    defaults: ["bpf_defaults"],
-    cflags: [
-        "-Wall",
-        "-Werror",
-        "-Wno-error=unused-variable",
-    ],
-    static_libs: ["libgmock"],
-    shared_libs: [
-        "libbpf_android",
-        "libbase",
-        "liblog",
-        "libutils",
-    ],
-    require_root: true,
-    test_suites: ["general-tests"],
-}
-
-cc_test {
     name: "libbpf_load_test",
     srcs: [
         "BpfLoadTest.cpp",
diff --git a/libbpf_android/BpfMapTest.cpp b/libbpf_android/BpfMapTest.cpp
deleted file mode 100644
index d0737b0..0000000
--- a/libbpf_android/BpfMapTest.cpp
+++ /dev/null
@@ -1,244 +0,0 @@
-/*
- * Copyright (C) 2018 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 <fstream>
-#include <iostream>
-#include <string>
-#include <vector>
-
-#include <fcntl.h>
-#include <inttypes.h>
-#include <linux/inet_diag.h>
-#include <linux/sock_diag.h>
-#include <net/if.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#include <gtest/gtest.h>
-
-#include <android-base/stringprintf.h>
-#include <android-base/strings.h>
-
-#include "bpf/BpfMap.h"
-#include "bpf/BpfUtils.h"
-
-using ::testing::Test;
-
-namespace android {
-namespace bpf {
-
-using base::Result;
-using base::unique_fd;
-
-constexpr uint32_t TEST_MAP_SIZE = 10;
-constexpr uint32_t TEST_KEY1 = 1;
-constexpr uint32_t TEST_VALUE1 = 10;
-constexpr const char PINNED_MAP_PATH[] = "/sys/fs/bpf/testMap";
-
-class BpfMapTest : public testing::Test {
-  protected:
-    BpfMapTest() {}
-
-    void SetUp() {
-        EXPECT_EQ(0, setrlimitForTest());
-        if (!access(PINNED_MAP_PATH, R_OK)) {
-            EXPECT_EQ(0, remove(PINNED_MAP_PATH));
-        }
-    }
-
-    void TearDown() {
-        if (!access(PINNED_MAP_PATH, R_OK)) {
-            EXPECT_EQ(0, remove(PINNED_MAP_PATH));
-        }
-    }
-
-    void checkMapInvalid(BpfMap<uint32_t, uint32_t>& map) {
-        EXPECT_FALSE(map.isValid());
-        EXPECT_EQ(-1, map.getMap().get());
-    }
-
-    void checkMapValid(BpfMap<uint32_t, uint32_t>& map) {
-        EXPECT_LE(0, map.getMap().get());
-        EXPECT_TRUE(map.isValid());
-    }
-
-    void writeToMapAndCheck(BpfMap<uint32_t, uint32_t>& map, uint32_t key, uint32_t value) {
-        ASSERT_RESULT_OK(map.writeValue(key, value, BPF_ANY));
-        uint32_t value_read;
-        ASSERT_EQ(0, findMapEntry(map.getMap(), &key, &value_read));
-        checkValueAndStatus(value, value_read);
-    }
-
-    void checkValueAndStatus(uint32_t refValue, Result<uint32_t> value) {
-        ASSERT_RESULT_OK(value);
-        ASSERT_EQ(refValue, value.value());
-    }
-
-    void populateMap(uint32_t total, BpfMap<uint32_t, uint32_t>& map) {
-        for (uint32_t key = 0; key < total; key++) {
-            uint32_t value = key * 10;
-            EXPECT_RESULT_OK(map.writeValue(key, value, BPF_ANY));
-        }
-    }
-
-    void expectMapEmpty(BpfMap<uint32_t, uint32_t>& map) {
-        Result<bool> isEmpty = map.isEmpty();
-        ASSERT_RESULT_OK(isEmpty);
-        ASSERT_TRUE(isEmpty.value());
-    }
-};
-
-TEST_F(BpfMapTest, constructor) {
-    BpfMap<uint32_t, uint32_t> testMap1;
-    checkMapInvalid(testMap1);
-
-    BpfMap<uint32_t, uint32_t> testMap2(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    checkMapValid(testMap2);
-}
-
-TEST_F(BpfMapTest, basicHelpers) {
-    BpfMap<uint32_t, uint32_t> testMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    uint32_t key = TEST_KEY1;
-    uint32_t value_write = TEST_VALUE1;
-    writeToMapAndCheck(testMap, key, value_write);
-    Result<uint32_t> value_read = testMap.readValue(key);
-    checkValueAndStatus(value_write, value_read);
-    Result<uint32_t> key_read = testMap.getFirstKey();
-    checkValueAndStatus(key, key_read);
-    ASSERT_RESULT_OK(testMap.deleteValue(key));
-    ASSERT_GT(0, findMapEntry(testMap.getMap(), &key, &value_read));
-    ASSERT_EQ(ENOENT, errno);
-}
-
-TEST_F(BpfMapTest, reset) {
-    BpfMap<uint32_t, uint32_t> testMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    uint32_t key = TEST_KEY1;
-    uint32_t value_write = TEST_VALUE1;
-    writeToMapAndCheck(testMap, key, value_write);
-
-    testMap.reset(-1);
-    checkMapInvalid(testMap);
-    ASSERT_GT(0, findMapEntry(testMap.getMap(), &key, &value_write));
-    ASSERT_EQ(EBADF, errno);
-}
-
-TEST_F(BpfMapTest, moveConstructor) {
-    BpfMap<uint32_t, uint32_t> testMap1(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    BpfMap<uint32_t, uint32_t> testMap2;
-    testMap2 = std::move(testMap1);
-    uint32_t key = TEST_KEY1;
-    checkMapInvalid(testMap1);
-    uint32_t value = TEST_VALUE1;
-    writeToMapAndCheck(testMap2, key, value);
-}
-
-TEST_F(BpfMapTest, SetUpMap) {
-    EXPECT_NE(0, access(PINNED_MAP_PATH, R_OK));
-    BpfMap<uint32_t, uint32_t> testMap1(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    ASSERT_EQ(0, bpfFdPin(testMap1.getMap(), PINNED_MAP_PATH));
-    EXPECT_EQ(0, access(PINNED_MAP_PATH, R_OK));
-    checkMapValid(testMap1);
-    BpfMap<uint32_t, uint32_t> testMap2;
-    EXPECT_RESULT_OK(testMap2.init(PINNED_MAP_PATH));
-    checkMapValid(testMap2);
-    uint32_t key = TEST_KEY1;
-    uint32_t value = TEST_VALUE1;
-    writeToMapAndCheck(testMap1, key, value);
-    Result<uint32_t> value_read = testMap2.readValue(key);
-    checkValueAndStatus(value, value_read);
-}
-
-TEST_F(BpfMapTest, iterate) {
-    BpfMap<uint32_t, uint32_t> testMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    populateMap(TEST_MAP_SIZE, testMap);
-    int totalCount = 0;
-    int totalSum = 0;
-    const auto iterateWithDeletion = [&totalCount, &totalSum](const uint32_t& key,
-                                                              BpfMap<uint32_t, uint32_t>& map) {
-        EXPECT_GE((uint32_t)TEST_MAP_SIZE, key);
-        totalCount++;
-        totalSum += key;
-        return map.deleteValue(key);
-    };
-    EXPECT_RESULT_OK(testMap.iterate(iterateWithDeletion));
-    EXPECT_EQ((int)TEST_MAP_SIZE, totalCount);
-    EXPECT_EQ(((1 + TEST_MAP_SIZE - 1) * (TEST_MAP_SIZE - 1)) / 2, (uint32_t)totalSum);
-    expectMapEmpty(testMap);
-}
-
-TEST_F(BpfMapTest, iterateWithValue) {
-    BpfMap<uint32_t, uint32_t> testMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    populateMap(TEST_MAP_SIZE, testMap);
-    int totalCount = 0;
-    int totalSum = 0;
-    const auto iterateWithDeletion = [&totalCount, &totalSum](const uint32_t& key,
-                                                              const uint32_t& value,
-                                                              BpfMap<uint32_t, uint32_t>& map) {
-        EXPECT_GE((uint32_t)TEST_MAP_SIZE, key);
-        EXPECT_EQ(value, key * 10);
-        totalCount++;
-        totalSum += value;
-        return map.deleteValue(key);
-    };
-    EXPECT_RESULT_OK(testMap.iterateWithValue(iterateWithDeletion));
-    EXPECT_EQ((int)TEST_MAP_SIZE, totalCount);
-    EXPECT_EQ(((1 + TEST_MAP_SIZE - 1) * (TEST_MAP_SIZE - 1)) * 5, (uint32_t)totalSum);
-    expectMapEmpty(testMap);
-}
-
-TEST_F(BpfMapTest, mapIsEmpty) {
-    BpfMap<uint32_t, uint32_t> testMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    expectMapEmpty(testMap);
-    uint32_t key = TEST_KEY1;
-    uint32_t value_write = TEST_VALUE1;
-    writeToMapAndCheck(testMap, key, value_write);
-    Result<bool> isEmpty = testMap.isEmpty();
-    ASSERT_RESULT_OK(isEmpty);
-    ASSERT_FALSE(isEmpty.value());
-    ASSERT_RESULT_OK(testMap.deleteValue(key));
-    ASSERT_GT(0, findMapEntry(testMap.getMap(), &key, &value_write));
-    ASSERT_EQ(ENOENT, errno);
-    expectMapEmpty(testMap);
-    int entriesSeen = 0;
-    EXPECT_RESULT_OK(testMap.iterate(
-            [&entriesSeen](const unsigned int&,
-                           const BpfMap<unsigned int, unsigned int>&) -> Result<void> {
-                entriesSeen++;
-                return {};
-            }));
-    EXPECT_EQ(0, entriesSeen);
-    EXPECT_RESULT_OK(testMap.iterateWithValue(
-            [&entriesSeen](const unsigned int&, const unsigned int&,
-                           const BpfMap<unsigned int, unsigned int>&) -> Result<void> {
-                entriesSeen++;
-                return {};
-            }));
-    EXPECT_EQ(0, entriesSeen);
-}
-
-TEST_F(BpfMapTest, mapClear) {
-    BpfMap<uint32_t, uint32_t> testMap(BPF_MAP_TYPE_HASH, TEST_MAP_SIZE, BPF_F_NO_PREALLOC);
-    populateMap(TEST_MAP_SIZE, testMap);
-    Result<bool> isEmpty = testMap.isEmpty();
-    ASSERT_RESULT_OK(isEmpty);
-    ASSERT_FALSE(*isEmpty);
-    ASSERT_RESULT_OK(testMap.clear());
-    expectMapEmpty(testMap);
-}
-
-}  // namespace bpf
-}  // namespace android
diff --git a/libbpf_android/TEST_MAPPING b/libbpf_android/TEST_MAPPING
deleted file mode 100644
index 9ec8a40..0000000
--- a/libbpf_android/TEST_MAPPING
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "presubmit": [
-    {
-      "name": "libbpf_android_test"
-    }
-  ]
-}