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Extend rcl_expand_topic_name() API test coverage. (#758)

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Signed-off-by: Michel Hidalgo <michel@ekumenlabs.com>
This commit is contained in:
Michel Hidalgo 2020-08-20 12:10:34 -03:00 • committed by Alejandro Hernández Cordero
parent 6d95545a9f
commit 31f5c9963d
2 changed files with 92 additions and 1 deletions
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2
rcl/test/CMakeLists.txt
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@ -377,7 +377,7 @@ rcl_add_custom_gtest(test_validate_topic_name
rcl_add_custom_gtest(test_expand_topic_name
SRCS rcl/test_expand_topic_name.cpp
APPEND_LIBRARY_DIRS ${extra_lib_dirs}
LIBRARIES ${PROJECT_NAME}
LIBRARIES ${PROJECT_NAME} mimick
)
rcl_add_custom_gtest(test_security

91
rcl/test/rcl/test_expand_topic_name.cpp
View file

@ -19,11 +19,18 @@
#include <tuple>
#include <vector>
#include "rcutils/repl_str.h"
#include "rcutils/strdup.h"
#include "rcl/expand_topic_name.h"
#include "rcl/error_handling.h"
#include "rmw/validate_namespace.h"
#include "rmw/validate_node_name.h"
#include "./allocator_testing_utils.h"
#include "../mocking_utils/patch.hpp"
using namespace std::string_literals;
@ -137,6 +144,90 @@ TEST(test_expand_topic_name, invalid_arguments) {
ASSERT_EQ(RCL_RET_OK, ret);
}
// Define dummy comparison operators for rcutils_allocator_t type
// to use with the Mimick mocking library
MOCKING_UTILS_BOOL_OPERATOR_RETURNS_FALSE(rcutils_allocator_t, ==)
MOCKING_UTILS_BOOL_OPERATOR_RETURNS_FALSE(rcutils_allocator_t, !=)
MOCKING_UTILS_BOOL_OPERATOR_RETURNS_FALSE(rcutils_allocator_t, <)
MOCKING_UTILS_BOOL_OPERATOR_RETURNS_FALSE(rcutils_allocator_t, >)
TEST(test_expand_topic_name, internal_error) {
constexpr char node_name[] = "bar";
constexpr char ns[] = "/foo";
rcutils_string_map_t subs = rcutils_get_zero_initialized_string_map();
rcutils_ret_t uret = rcutils_string_map_init(&subs, 0, rcutils_get_default_allocator());
ASSERT_EQ(RCUTILS_RET_OK, uret) << rcutils_get_error_string().str;
rcl_ret_t ret = rcl_get_default_topic_name_substitutions(&subs);
ASSERT_EQ(RCL_RET_OK, ret) << rcl_get_error_string().str;
rcl_allocator_t allocator = rcl_get_default_allocator();
char * expanded_topic_name = nullptr;
{
constexpr char topic_name[] = "/test";
auto mock = mocking_utils::patch_to_fail(
"lib:rcl", rmw_validate_node_name, "internal error", RMW_RET_ERROR);
ret = rcl_expand_topic_name(
topic_name, node_name, ns, &subs, allocator, &expanded_topic_name);
EXPECT_EQ(RCL_RET_ERROR, ret);
EXPECT_TRUE(rcl_error_is_set());
rcl_reset_error();
}
{
constexpr char topic_name[] = "/test";
auto mock = mocking_utils::patch_to_fail(
"lib:rcl", rmw_validate_namespace, "internal error", RMW_RET_ERROR);
ret = rcl_expand_topic_name(
topic_name, node_name, ns, &subs, allocator, &expanded_topic_name);
EXPECT_EQ(RCL_RET_ERROR, ret);
EXPECT_TRUE(rcl_error_is_set());
rcl_reset_error();
}
{
constexpr char topic_name_with_valid_substitution[] = "{node}/test";
auto mock = mocking_utils::patch_to_fail(
"lib:rcl", rcutils_strndup, "failed to allocate", nullptr);
ret = rcl_expand_topic_name(
topic_name_with_valid_substitution, node_name, ns,
&subs, allocator, &expanded_topic_name);
EXPECT_EQ(RCL_RET_BAD_ALLOC, ret);
EXPECT_TRUE(rcl_error_is_set());
rcl_reset_error();
constexpr char topic_name_with_unknown_substitution[] = "{unknown}/test";
ret = rcl_expand_topic_name(
topic_name_with_unknown_substitution, node_name, ns,
&subs, allocator, &expanded_topic_name);
EXPECT_EQ(RCL_RET_UNKNOWN_SUBSTITUTION, ret);
EXPECT_TRUE(rcl_error_is_set());
rcl_reset_error();
}
{
constexpr char topic_name[] = "{node}/test";
auto mock = mocking_utils::patch_to_fail(
"lib:rcl", rcutils_repl_str, "failed to allocate", nullptr);
ret = rcl_expand_topic_name(
topic_name, node_name, ns, &subs, allocator, &expanded_topic_name);
EXPECT_EQ(RCL_RET_BAD_ALLOC, ret);
EXPECT_TRUE(rcl_error_is_set());
rcl_reset_error();
}
{
constexpr char topic_name[] = "/test";
auto mock = mocking_utils::patch_to_fail(
"lib:rcl", rcutils_strdup, "failed to allocate", nullptr);
ret = rcl_expand_topic_name(
topic_name, node_name, ns, &subs, allocator, &expanded_topic_name);
EXPECT_EQ(RCL_RET_BAD_ALLOC, ret);
EXPECT_TRUE(rcl_error_is_set());
rcl_reset_error();
}
}
TEST(test_expand_topic_name, various_valid_topics) {
rcl_ret_t ret;
rcl_allocator_t allocator = rcl_get_default_allocator();