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Disable broken copy ctor of dynamic_format_arg_store

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This commit is contained in:
Victor Zverovich 2021-12-17 17:13:08 -08:00
parent 659de779e6
commit be51ee1ceb
2 changed files with 12 additions and 32 deletions
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9
include/fmt/args.h
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@ -146,14 +146,7 @@ class dynamic_format_arg_store
constexpr dynamic_format_arg_store() = default;
constexpr dynamic_format_arg_store(
const dynamic_format_arg_store<Context>& store)
:
#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409
basic_format_args<Context>(),
#endif
data_(store.data_),
named_info_(store.named_info_) {
}
const dynamic_format_arg_store<Context>& store) = delete;
/**
\rst

35
test/args-test.cc
View File

@ -10,7 +10,7 @@
#include "gtest/gtest.h"
TEST(args_test, basic) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
store.push_back(42);
store.push_back("abc1");
store.push_back(1.5f);
@ -19,7 +19,7 @@ TEST(args_test, basic) {
TEST(args_test, strings_and_refs) {
// Unfortunately the tests are compiled with old ABI so strings use COW.
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
char str[] = "1234567890";
store.push_back(str);
store.push_back(std::cref(str));
@ -48,7 +48,7 @@ template <> struct formatter<custom_type> {
FMT_END_NAMESPACE
TEST(args_test, custom_format) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
auto c = custom_type();
store.push_back(c);
++c.i;
@ -77,7 +77,7 @@ template <> struct formatter<to_stringable> {
FMT_END_NAMESPACE
TEST(args_test, to_string_and_formatter) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
auto s = to_stringable();
store.push_back(s);
store.push_back(std::cref(s));
@ -85,13 +85,13 @@ TEST(args_test, to_string_and_formatter) {
}
TEST(args_test, named_int) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
store.push_back(fmt::arg("a1", 42));
EXPECT_EQ("42", fmt::vformat("{a1}", store));
}
TEST(args_test, named_strings) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
char str[] = "1234567890";
store.push_back(fmt::arg("a1", str));
store.push_back(fmt::arg("a2", std::cref(str)));
@ -100,7 +100,7 @@ TEST(args_test, named_strings) {
}
TEST(args_test, named_arg_by_ref) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
char band[] = "Rolling Stones";
store.push_back(fmt::arg("band", std::cref(band)));
band[9] = 'c'; // Changing band affects the output.
@ -108,7 +108,7 @@ TEST(args_test, named_arg_by_ref) {
}
TEST(args_test, named_custom_format) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
auto c = custom_type();
store.push_back(fmt::arg("c1", c));
++c.i;
@ -121,7 +121,7 @@ TEST(args_test, named_custom_format) {
}
TEST(args_test, clear) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
store.push_back(42);
auto result = fmt::vformat("{}", store);
@ -138,7 +138,7 @@ TEST(args_test, clear) {
}
TEST(args_test, reserve) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
store.reserve(2, 1);
store.push_back(1.5f);
store.push_back(fmt::arg("a1", 42));
@ -163,7 +163,7 @@ template <> struct formatter<copy_throwable> {
FMT_END_NAMESPACE
TEST(args_test, throw_on_copy) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
fmt::dynamic_format_arg_store<fmt::format_context> store;
store.push_back(std::string("foo"));
try {
store.push_back(copy_throwable());
@ -171,16 +171,3 @@ TEST(args_test, throw_on_copy) {
}
EXPECT_EQ(fmt::vformat("{}", store), "foo");
}
TEST(args_test, copy_constructor) {
auto store = fmt::dynamic_format_arg_store<fmt::format_context>();
store.push_back(fmt::arg("test1", "value1"));
store.push_back(fmt::arg("test2", "value2"));
store.push_back(fmt::arg("test3", "value3"));
auto store2 = store;
store2.push_back(fmt::arg("test4", "value4"));
auto result = fmt::vformat("{test1} {test2} {test3} {test4}", store2);
EXPECT_EQ(result, "value1 value2 value3 value4");
}