Add error injection test suite for array list

Author: pnoltes

libs/utils/gtest/CMakeLists.txt

@@ -82,8 +82,9 @@ if (LINKER_WRAP_SUPPORTED)
             src/FileUtilsErrorInjectionTestSuite.cc
             src/ConvertUtilsErrorInjectionTestSuite.cc
             src/IpUtilsErrorInjectionTestSuite.cc
-            )
-    target_link_libraries(test_utils_with_ei PRIVATE Celix::zip_ei Celix::stdio_ei Celix::stat_ei Celix::fts_ei Celix::utils_obj Celix::utils_ei Celix::ifaddrs_ei GTest::gtest GTest::gtest_main)
+            src/ArrayListErrorInjectionTestSuite.cc
+    )
+    target_link_libraries(test_utils_with_ei PRIVATE Celix::zip_ei Celix::stdio_ei Celix::stat_ei Celix::fts_ei Celix::utils_obj Celix::utils_ei Celix::ifaddrs_ei Celix::malloc_ei GTest::gtest GTest::gtest_main)
     target_include_directories(test_utils_with_ei PRIVATE ../src) #for version_private (needs refactoring of test)
     celix_deprecated_utils_headers(test_utils_with_ei)
     add_dependencies(test_utils_with_ei test_utils_resources)

libs/utils/gtest/src/ArrayListErrorInjectionTestSuite.cc

@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 <gtest/gtest.h>
+
+#include "celix_array_list.h"
+#include "malloc_ei.h"
+
+class ArrayListErrorInjectionTestSuite : public ::testing::Test {
+public:
+    ArrayListErrorInjectionTestSuite() = default;
+    ~ArrayListErrorInjectionTestSuite() noexcept override {
+        celix_ei_expect_realloc(nullptr, 0, nullptr);
+    }
+};
+
+TEST_F(ArrayListErrorInjectionTestSuite, TestAddFunctions) {
+    //Given an array list with a capacity of 10 (whitebox knowledge)
+    auto* list = celix_arrayList_create();
+
+    //When adding 10 elements, no error is expected
+    for (int i = 0; i < 10; ++i) {
+        EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_addInt(list, i));
+    }
+    EXPECT_EQ(10, celix_arrayList_size(list));
+
+    //And realloc is primed to fail
+    celix_ei_expect_realloc(CELIX_EI_UNKNOWN_CALLER, 1, nullptr);
+
+    //Then adding an element should fail
+    EXPECT_EQ(CELIX_ENOMEM, celix_arrayList_addInt(list, 10));
+    EXPECT_EQ(10, celix_arrayList_size(list));
+}

libs/utils/gtest/src/ArrayListTestSuite.cc

@@ -230,3 +230,30 @@ TEST_F(ArrayListTestSuite, TestSortForArrayList) {
 
     celix_arrayList_destroy(list);
 }
+
+TEST_F(ArrayListTestSuite, TestReturnStatusAddFunctions) {
+    auto* list = celix_arrayList_create();
+    ASSERT_TRUE(list != nullptr);
+    EXPECT_EQ(0, celix_arrayList_size(list));
+
+    //no error, return status is CELIX_SUCCESS
+    EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_addInt(list, 1));
+    EXPECT_EQ(1, celix_arrayList_size(list));
+
+    EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_addLong(list, 2L));
+    EXPECT_EQ(2, celix_arrayList_size(list));
+
+    EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_addFloat(list, 3.0f));
+    EXPECT_EQ(3, celix_arrayList_size(list));
+
+    EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_addDouble(list, 4.0));
+    EXPECT_EQ(4, celix_arrayList_size(list));
+
+    EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_addBool(list, true));
+    EXPECT_EQ(5, celix_arrayList_size(list));
+
+    EXPECT_EQ(CELIX_SUCCESS, celix_arrayList_add(list, (void*)0x42));
+    EXPECT_EQ(6, celix_arrayList_size(list));
+
+    celix_arrayList_destroy(list);
+}