4491d606df
-- 70f43a482d7d4ae4a255f17ca02b0106653dd600 by Shaindel Schwartz <shaindel@google.com>: Internal change PiperOrigin-RevId: 201571193 -- 93e6e9c2e683158be49d9dd1f5cb1a91d0c0f556 by Abseil Team <absl-team@google.com>: Internal change. PiperOrigin-RevId: 201567108 -- fbd8ee94fbe9f2448e5adf5e88706f9c8216048f by Juemin Yang <jueminyang@google.com>: str_format release PiperOrigin-RevId: 201565129 -- 387faa301555a8a888c4429df52734aa806dca46 by Abseil Team <absl-team@google.com>: Adds a defaulted allocator parameter to the size_type constructor of InlinedVector PiperOrigin-RevId: 201558711 -- 39b15ea2c68d7129d70cbde7e71af900032595ec by Matt Calabrese <calabrese@google.com>: Update the variant implementation to eliminate unnecessary checking on alternative access when the index is known or required to be correct. PiperOrigin-RevId: 201529535 -- adab77f1f7bb363aa534297f22aae2b0f08889ea by Abseil Team <absl-team@google.com>: Import of CCTZ from GitHub. PiperOrigin-RevId: 201458388 -- a701dc0ba62e3cadf0de14203415b91df4ee8151 by Greg Falcon <gfalcon@google.com>: Internal cleanup PiperOrigin-RevId: 201394836 -- 8a7191410b8f440fdfa27f722ff05e451502ab61 by Abseil Team <absl-team@google.com>: Import of CCTZ from GitHub. PiperOrigin-RevId: 201369269 GitOrigin-RevId: 70f43a482d7d4ae4a255f17ca02b0106653dd600 Change-Id: I8ab073b30b4e27405a3b6da2c826bb4f3f0b9af6
603 lines
20 KiB
C++
603 lines
20 KiB
C++
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#include <cstdarg>
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#include <cstdint>
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#include <cstdio>
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#include <string>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "absl/strings/str_format.h"
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#include "absl/strings/string_view.h"
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namespace absl {
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namespace {
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using str_format_internal::FormatArgImpl;
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class FormatEntryPointTest : public ::testing::Test { };
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TEST_F(FormatEntryPointTest, Format) {
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std::string sink;
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EXPECT_TRUE(Format(&sink, "A format %d", 123));
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EXPECT_EQ("A format 123", sink);
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sink.clear();
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ParsedFormat<'d'> pc("A format %d");
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EXPECT_TRUE(Format(&sink, pc, 123));
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EXPECT_EQ("A format 123", sink);
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}
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TEST_F(FormatEntryPointTest, UntypedFormat) {
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constexpr const char* formats[] = {
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"",
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"a",
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"%80d",
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#if !defined(_MSC_VER) && !defined(__ANDROID__)
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// MSVC and Android don't support positional syntax.
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"complicated multipart %% %1$d format %1$0999d",
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#endif // _MSC_VER
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};
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for (const char* fmt : formats) {
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std::string actual;
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int i = 123;
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FormatArgImpl arg_123(i);
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absl::Span<const FormatArgImpl> args(&arg_123, 1);
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UntypedFormatSpec format(fmt);
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EXPECT_TRUE(FormatUntyped(&actual, format, args));
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char buf[4096]{};
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snprintf(buf, sizeof(buf), fmt, 123);
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EXPECT_EQ(
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str_format_internal::FormatPack(
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str_format_internal::UntypedFormatSpecImpl::Extract(format), args),
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buf);
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EXPECT_EQ(actual, buf);
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}
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// The internal version works with a preparsed format.
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ParsedFormat<'d'> pc("A format %d");
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int i = 345;
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FormatArg arg(i);
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std::string out;
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EXPECT_TRUE(str_format_internal::FormatUntyped(
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&out, str_format_internal::UntypedFormatSpecImpl(&pc), {&arg, 1}));
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EXPECT_EQ("A format 345", out);
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}
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TEST_F(FormatEntryPointTest, StringFormat) {
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EXPECT_EQ("123", StrFormat("%d", 123));
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constexpr absl::string_view view("=%d=", 4);
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EXPECT_EQ("=123=", StrFormat(view, 123));
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}
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TEST_F(FormatEntryPointTest, AppendFormat) {
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std::string s;
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std::string& r = StrAppendFormat(&s, "%d", 123);
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EXPECT_EQ(&s, &r); // should be same object
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EXPECT_EQ("123", r);
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}
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TEST_F(FormatEntryPointTest, AppendFormatFail) {
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std::string s = "orig";
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UntypedFormatSpec format(" more %d");
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FormatArgImpl arg("not an int");
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EXPECT_EQ("orig",
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str_format_internal::AppendPack(
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&s, str_format_internal::UntypedFormatSpecImpl::Extract(format),
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{&arg, 1}));
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}
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TEST_F(FormatEntryPointTest, ManyArgs) {
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EXPECT_EQ("24", StrFormat("%24$d", 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
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14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24));
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EXPECT_EQ("60", StrFormat("%60$d", 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
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14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
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27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
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40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
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53, 54, 55, 56, 57, 58, 59, 60));
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}
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TEST_F(FormatEntryPointTest, Preparsed) {
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ParsedFormat<'d'> pc("%d");
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EXPECT_EQ("123", StrFormat(pc, 123));
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// rvalue ok?
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EXPECT_EQ("123", StrFormat(ParsedFormat<'d'>("%d"), 123));
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constexpr absl::string_view view("=%d=", 4);
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EXPECT_EQ("=123=", StrFormat(ParsedFormat<'d'>(view), 123));
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}
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TEST_F(FormatEntryPointTest, FormatCountCapture) {
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int n = 0;
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EXPECT_EQ("", StrFormat("%n", FormatCountCapture(&n)));
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EXPECT_EQ(0, n);
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EXPECT_EQ("123", StrFormat("%d%n", 123, FormatCountCapture(&n)));
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EXPECT_EQ(3, n);
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}
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TEST_F(FormatEntryPointTest, FormatCountCaptureWrongType) {
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// Should reject int*.
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int n = 0;
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UntypedFormatSpec format("%d%n");
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int i = 123, *ip = &n;
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FormatArgImpl args[2] = {FormatArgImpl(i), FormatArgImpl(ip)};
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EXPECT_EQ("", str_format_internal::FormatPack(
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str_format_internal::UntypedFormatSpecImpl::Extract(format),
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absl::MakeSpan(args)));
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}
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TEST_F(FormatEntryPointTest, FormatCountCaptureMultiple) {
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int n1 = 0;
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int n2 = 0;
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EXPECT_EQ(" 1 2",
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StrFormat("%5d%n%10d%n", 1, FormatCountCapture(&n1), 2,
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FormatCountCapture(&n2)));
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EXPECT_EQ(5, n1);
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EXPECT_EQ(15, n2);
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}
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TEST_F(FormatEntryPointTest, FormatCountCaptureExample) {
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int n;
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std::string s;
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StrAppendFormat(&s, "%s: %n%s\n", "(1,1)", FormatCountCapture(&n), "(1,2)");
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StrAppendFormat(&s, "%*s%s\n", n, "", "(2,2)");
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EXPECT_EQ(7, n);
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EXPECT_EQ(
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"(1,1): (1,2)\n"
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" (2,2)\n",
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s);
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}
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TEST_F(FormatEntryPointTest, Stream) {
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const std::string formats[] = {
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"",
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"a",
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"%80d",
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#if !defined(_MSC_VER) && !defined(__ANDROID__)
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// MSVC doesn't support positional syntax.
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"complicated multipart %% %1$d format %1$080d",
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#endif // _MSC_VER
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};
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std::string buf(4096, '\0');
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for (const auto& fmt : formats) {
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const auto parsed = ParsedFormat<'d'>::NewAllowIgnored(fmt);
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std::ostringstream oss;
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oss << StreamFormat(*parsed, 123);
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int fmt_result = snprintf(&*buf.begin(), buf.size(), fmt.c_str(), 123);
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ASSERT_TRUE(oss) << fmt;
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ASSERT_TRUE(fmt_result >= 0 && static_cast<size_t>(fmt_result) < buf.size())
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<< fmt_result;
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EXPECT_EQ(buf.c_str(), oss.str());
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}
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}
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TEST_F(FormatEntryPointTest, StreamOk) {
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std::ostringstream oss;
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oss << StreamFormat("hello %d", 123);
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EXPECT_EQ("hello 123", oss.str());
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EXPECT_TRUE(oss.good());
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}
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TEST_F(FormatEntryPointTest, StreamFail) {
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std::ostringstream oss;
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UntypedFormatSpec format("hello %d");
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FormatArgImpl arg("non-numeric");
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oss << str_format_internal::Streamable(
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str_format_internal::UntypedFormatSpecImpl::Extract(format), {&arg, 1});
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EXPECT_EQ("hello ", oss.str()); // partial write
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EXPECT_TRUE(oss.fail());
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}
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std::string WithSnprintf(const char* fmt, ...) {
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std::string buf;
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buf.resize(128);
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va_list va;
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va_start(va, fmt);
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int r = vsnprintf(&*buf.begin(), buf.size(), fmt, va);
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va_end(va);
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EXPECT_GE(r, 0);
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EXPECT_LT(r, buf.size());
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buf.resize(r);
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return buf;
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}
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TEST_F(FormatEntryPointTest, FloatPrecisionArg) {
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// Test that positional parameters for width and precision
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// are indexed to precede the value.
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// Also sanity check the same formats against snprintf.
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EXPECT_EQ("0.1", StrFormat("%.1f", 0.1));
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EXPECT_EQ("0.1", WithSnprintf("%.1f", 0.1));
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EXPECT_EQ(" 0.1", StrFormat("%*.1f", 5, 0.1));
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EXPECT_EQ(" 0.1", WithSnprintf("%*.1f", 5, 0.1));
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EXPECT_EQ("0.1", StrFormat("%.*f", 1, 0.1));
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EXPECT_EQ("0.1", WithSnprintf("%.*f", 1, 0.1));
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EXPECT_EQ(" 0.1", StrFormat("%*.*f", 5, 1, 0.1));
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EXPECT_EQ(" 0.1", WithSnprintf("%*.*f", 5, 1, 0.1));
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}
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namespace streamed_test {
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struct X {};
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std::ostream& operator<<(std::ostream& os, const X&) {
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return os << "X";
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}
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} // streamed_test
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TEST_F(FormatEntryPointTest, FormatStreamed) {
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EXPECT_EQ("123", StrFormat("%s", FormatStreamed(123)));
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EXPECT_EQ(" 123", StrFormat("%5s", FormatStreamed(123)));
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EXPECT_EQ("123 ", StrFormat("%-5s", FormatStreamed(123)));
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EXPECT_EQ("X", StrFormat("%s", FormatStreamed(streamed_test::X())));
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EXPECT_EQ("123", StrFormat("%s", FormatStreamed(StreamFormat("%d", 123))));
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}
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// Helper class that creates a temporary file and exposes a FILE* to it.
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// It will close the file on destruction.
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class TempFile {
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public:
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TempFile() : file_(std::tmpfile()) {}
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~TempFile() { std::fclose(file_); }
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std::FILE* file() const { return file_; }
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// Read the file into a std::string.
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std::string ReadFile() {
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std::fseek(file_, 0, SEEK_END);
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int size = std::ftell(file_);
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std::rewind(file_);
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std::string str(2 * size, ' ');
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int read_bytes = std::fread(&str[0], 1, str.size(), file_);
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EXPECT_EQ(read_bytes, size);
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str.resize(read_bytes);
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EXPECT_TRUE(std::feof(file_));
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return str;
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}
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private:
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std::FILE* file_;
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};
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TEST_F(FormatEntryPointTest, FPrintF) {
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TempFile tmp;
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int result =
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FPrintF(tmp.file(), "STRING: %s NUMBER: %010d", std::string("ABC"), -19);
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EXPECT_EQ(result, 30);
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EXPECT_EQ(tmp.ReadFile(), "STRING: ABC NUMBER: -000000019");
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}
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TEST_F(FormatEntryPointTest, FPrintFError) {
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errno = 0;
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int result = FPrintF(stdin, "ABC");
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EXPECT_LT(result, 0);
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EXPECT_EQ(errno, EBADF);
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}
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#if __GNUC__
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TEST_F(FormatEntryPointTest, FprintfTooLarge) {
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std::FILE* f = std::fopen("/dev/null", "w");
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int width = 2000000000;
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errno = 0;
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int result = FPrintF(f, "%*d %*d", width, 0, width, 0);
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EXPECT_LT(result, 0);
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EXPECT_EQ(errno, EFBIG);
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std::fclose(f);
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}
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TEST_F(FormatEntryPointTest, PrintF) {
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int stdout_tmp = dup(STDOUT_FILENO);
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TempFile tmp;
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std::fflush(stdout);
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dup2(fileno(tmp.file()), STDOUT_FILENO);
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int result = PrintF("STRING: %s NUMBER: %010d", std::string("ABC"), -19);
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std::fflush(stdout);
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dup2(stdout_tmp, STDOUT_FILENO);
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close(stdout_tmp);
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EXPECT_EQ(result, 30);
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EXPECT_EQ(tmp.ReadFile(), "STRING: ABC NUMBER: -000000019");
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}
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#endif // __GNUC__
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TEST_F(FormatEntryPointTest, SNPrintF) {
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char buffer[16];
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int result =
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SNPrintF(buffer, sizeof(buffer), "STRING: %s", std::string("ABC"));
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EXPECT_EQ(result, 11);
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EXPECT_EQ(std::string(buffer), "STRING: ABC");
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result = SNPrintF(buffer, sizeof(buffer), "NUMBER: %d", 123456);
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EXPECT_EQ(result, 14);
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EXPECT_EQ(std::string(buffer), "NUMBER: 123456");
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result = SNPrintF(buffer, sizeof(buffer), "NUMBER: %d", 1234567);
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EXPECT_EQ(result, 15);
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EXPECT_EQ(std::string(buffer), "NUMBER: 1234567");
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result = SNPrintF(buffer, sizeof(buffer), "NUMBER: %d", 12345678);
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EXPECT_EQ(result, 16);
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EXPECT_EQ(std::string(buffer), "NUMBER: 1234567");
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result = SNPrintF(buffer, sizeof(buffer), "NUMBER: %d", 123456789);
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EXPECT_EQ(result, 17);
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EXPECT_EQ(std::string(buffer), "NUMBER: 1234567");
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result = SNPrintF(nullptr, 0, "Just checking the %s of the output.", "size");
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EXPECT_EQ(result, 37);
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}
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TEST(StrFormat, BehavesAsDocumented) {
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std::string s = absl::StrFormat("%s, %d!", "Hello", 123);
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EXPECT_EQ("Hello, 123!", s);
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// The format of a replacement is
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// '%'[position][flags][width['.'precision]][length_modifier][format]
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EXPECT_EQ(absl::StrFormat("%1$+3.2Lf", 1.1), "+1.10");
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// Text conversion:
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// "c" - Character. Eg: 'a' -> "A", 20 -> " "
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EXPECT_EQ(StrFormat("%c", 'a'), "a");
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EXPECT_EQ(StrFormat("%c", 0x20), " ");
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// Formats char and integral types: int, long, uint64_t, etc.
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EXPECT_EQ(StrFormat("%c", int{'a'}), "a");
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EXPECT_EQ(StrFormat("%c", long{'a'}), "a"); // NOLINT
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EXPECT_EQ(StrFormat("%c", uint64_t{'a'}), "a");
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// "s" - std::string Eg: "C" -> "C", std::string("C++") -> "C++"
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// Formats std::string, char*, string_view, and Cord.
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EXPECT_EQ(StrFormat("%s", "C"), "C");
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EXPECT_EQ(StrFormat("%s", std::string("C++")), "C++");
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EXPECT_EQ(StrFormat("%s", string_view("view")), "view");
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// Integral Conversion
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// These format integral types: char, int, long, uint64_t, etc.
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EXPECT_EQ(StrFormat("%d", char{10}), "10");
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EXPECT_EQ(StrFormat("%d", int{10}), "10");
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EXPECT_EQ(StrFormat("%d", long{10}), "10"); // NOLINT
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EXPECT_EQ(StrFormat("%d", uint64_t{10}), "10");
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// d,i - signed decimal Eg: -10 -> "-10"
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EXPECT_EQ(StrFormat("%d", -10), "-10");
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EXPECT_EQ(StrFormat("%i", -10), "-10");
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// o - octal Eg: 10 -> "12"
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EXPECT_EQ(StrFormat("%o", 10), "12");
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// u - unsigned decimal Eg: 10 -> "10"
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EXPECT_EQ(StrFormat("%u", 10), "10");
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// x/X - lower,upper case hex Eg: 10 -> "a"/"A"
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EXPECT_EQ(StrFormat("%x", 10), "a");
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EXPECT_EQ(StrFormat("%X", 10), "A");
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// Floating-point, with upper/lower-case output.
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// These format floating points types: float, double, long double, etc.
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EXPECT_EQ(StrFormat("%.1f", float{1}), "1.0");
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EXPECT_EQ(StrFormat("%.1f", double{1}), "1.0");
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const long double long_double = 1.0;
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EXPECT_EQ(StrFormat("%.1f", long_double), "1.0");
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// These also format integral types: char, int, long, uint64_t, etc.:
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EXPECT_EQ(StrFormat("%.1f", char{1}), "1.0");
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EXPECT_EQ(StrFormat("%.1f", int{1}), "1.0");
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EXPECT_EQ(StrFormat("%.1f", long{1}), "1.0"); // NOLINT
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EXPECT_EQ(StrFormat("%.1f", uint64_t{1}), "1.0");
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// f/F - decimal. Eg: 123456789 -> "123456789.000000"
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EXPECT_EQ(StrFormat("%f", 123456789), "123456789.000000");
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EXPECT_EQ(StrFormat("%F", 123456789), "123456789.000000");
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// e/E - exponentiated Eg: .01 -> "1.00000e-2"/"1.00000E-2"
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EXPECT_EQ(StrFormat("%e", .01), "1.000000e-02");
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EXPECT_EQ(StrFormat("%E", .01), "1.000000E-02");
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// g/G - exponentiate to fit Eg: .01 -> "0.01", 1e10 ->"1e+10"/"1E+10"
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EXPECT_EQ(StrFormat("%g", .01), "0.01");
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EXPECT_EQ(StrFormat("%g", 1e10), "1e+10");
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EXPECT_EQ(StrFormat("%G", 1e10), "1E+10");
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// a/A - lower,upper case hex Eg: -3.0 -> "-0x1.8p+1"/"-0X1.8P+1"
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// On NDK r16, there is a regression in hexfloat formatting.
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#if !defined(__NDK_MAJOR__) || __NDK_MAJOR__ != 16
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EXPECT_EQ(StrFormat("%.1a", -3.0), "-0x1.8p+1"); // .1 to fix MSVC output
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EXPECT_EQ(StrFormat("%.1A", -3.0), "-0X1.8P+1"); // .1 to fix MSVC output
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#endif
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// Other conversion
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int64_t value = 0x7ffdeb6;
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auto ptr_value = static_cast<uintptr_t>(value);
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const int& something = *reinterpret_cast<const int*>(ptr_value);
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EXPECT_EQ(StrFormat("%p", &something), StrFormat("0x%x", ptr_value));
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// Output widths are supported, with optional flags.
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EXPECT_EQ(StrFormat("%3d", 1), " 1");
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EXPECT_EQ(StrFormat("%3d", 123456), "123456");
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EXPECT_EQ(StrFormat("%06.2f", 1.234), "001.23");
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EXPECT_EQ(StrFormat("%+d", 1), "+1");
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EXPECT_EQ(StrFormat("% d", 1), " 1");
|
|
EXPECT_EQ(StrFormat("%-4d", -1), "-1 ");
|
|
EXPECT_EQ(StrFormat("%#o", 10), "012");
|
|
EXPECT_EQ(StrFormat("%#x", 15), "0xf");
|
|
EXPECT_EQ(StrFormat("%04d", 8), "0008");
|
|
// Posix positional substitution.
|
|
EXPECT_EQ(absl::StrFormat("%2$s, %3$s, %1$s!", "vici", "veni", "vidi"),
|
|
"veni, vidi, vici!");
|
|
// Length modifiers are ignored.
|
|
EXPECT_EQ(StrFormat("%hhd", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%hd", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%ld", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%lld", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%Ld", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%jd", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%zd", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%td", int{1}), "1");
|
|
EXPECT_EQ(StrFormat("%qd", int{1}), "1");
|
|
}
|
|
|
|
using str_format_internal::ExtendedParsedFormat;
|
|
using str_format_internal::ParsedFormatBase;
|
|
|
|
struct SummarizeConsumer {
|
|
std::string* out;
|
|
explicit SummarizeConsumer(std::string* out) : out(out) {}
|
|
|
|
bool Append(string_view s) {
|
|
*out += "[" + std::string(s) + "]";
|
|
return true;
|
|
}
|
|
|
|
bool ConvertOne(const str_format_internal::UnboundConversion& conv,
|
|
string_view s) {
|
|
*out += "{";
|
|
*out += std::string(s);
|
|
*out += ":";
|
|
*out += std::to_string(conv.arg_position) + "$";
|
|
if (conv.width.is_from_arg()) {
|
|
*out += std::to_string(conv.width.get_from_arg()) + "$*";
|
|
}
|
|
if (conv.precision.is_from_arg()) {
|
|
*out += "." + std::to_string(conv.precision.get_from_arg()) + "$*";
|
|
}
|
|
*out += conv.conv.Char();
|
|
*out += "}";
|
|
return true;
|
|
}
|
|
};
|
|
|
|
std::string SummarizeParsedFormat(const ParsedFormatBase& pc) {
|
|
std::string out;
|
|
if (!pc.ProcessFormat(SummarizeConsumer(&out))) out += "!";
|
|
return out;
|
|
}
|
|
|
|
class ParsedFormatTest : public testing::Test {};
|
|
|
|
TEST_F(ParsedFormatTest, SimpleChecked) {
|
|
EXPECT_EQ("[ABC]{d:1$d}[DEF]",
|
|
SummarizeParsedFormat(ParsedFormat<'d'>("ABC%dDEF")));
|
|
EXPECT_EQ("{s:1$s}[FFF]{d:2$d}[ZZZ]{f:3$f}",
|
|
SummarizeParsedFormat(ParsedFormat<'s', 'd', 'f'>("%sFFF%dZZZ%f")));
|
|
EXPECT_EQ("{s:1$s}[ ]{.*d:3$.2$*d}",
|
|
SummarizeParsedFormat(ParsedFormat<'s', '*', 'd'>("%s %.*d")));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, SimpleUncheckedCorrect) {
|
|
auto f = ParsedFormat<'d'>::New("ABC%dDEF");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("[ABC]{d:1$d}[DEF]", SummarizeParsedFormat(*f));
|
|
|
|
std::string format = "%sFFF%dZZZ%f";
|
|
auto f2 = ParsedFormat<'s', 'd', 'f'>::New(format);
|
|
|
|
ASSERT_TRUE(f2);
|
|
EXPECT_EQ("{s:1$s}[FFF]{d:2$d}[ZZZ]{f:3$f}", SummarizeParsedFormat(*f2));
|
|
|
|
f2 = ParsedFormat<'s', 'd', 'f'>::New("%s %d %f");
|
|
|
|
ASSERT_TRUE(f2);
|
|
EXPECT_EQ("{s:1$s}[ ]{d:2$d}[ ]{f:3$f}", SummarizeParsedFormat(*f2));
|
|
|
|
auto star = ParsedFormat<'*', 'd'>::New("%*d");
|
|
ASSERT_TRUE(star);
|
|
EXPECT_EQ("{*d:2$1$*d}", SummarizeParsedFormat(*star));
|
|
|
|
auto dollar = ParsedFormat<'d', 's'>::New("%2$s %1$d");
|
|
ASSERT_TRUE(dollar);
|
|
EXPECT_EQ("{2$s:2$s}[ ]{1$d:1$d}", SummarizeParsedFormat(*dollar));
|
|
// with reuse
|
|
dollar = ParsedFormat<'d', 's'>::New("%2$s %1$d %1$d");
|
|
ASSERT_TRUE(dollar);
|
|
EXPECT_EQ("{2$s:2$s}[ ]{1$d:1$d}[ ]{1$d:1$d}",
|
|
SummarizeParsedFormat(*dollar));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, SimpleUncheckedIgnoredArgs) {
|
|
EXPECT_FALSE((ParsedFormat<'d', 's'>::New("ABC")));
|
|
EXPECT_FALSE((ParsedFormat<'d', 's'>::New("%dABC")));
|
|
EXPECT_FALSE((ParsedFormat<'d', 's'>::New("ABC%2$s")));
|
|
auto f = ParsedFormat<'d', 's'>::NewAllowIgnored("ABC");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("[ABC]", SummarizeParsedFormat(*f));
|
|
f = ParsedFormat<'d', 's'>::NewAllowIgnored("%dABC");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("{d:1$d}[ABC]", SummarizeParsedFormat(*f));
|
|
f = ParsedFormat<'d', 's'>::NewAllowIgnored("ABC%2$s");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("[ABC]{2$s:2$s}", SummarizeParsedFormat(*f));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, SimpleUncheckedUnsupported) {
|
|
EXPECT_FALSE(ParsedFormat<'d'>::New("%1$d %1$x"));
|
|
EXPECT_FALSE(ParsedFormat<'x'>::New("%1$d %1$x"));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, SimpleUncheckedIncorrect) {
|
|
EXPECT_FALSE(ParsedFormat<'d'>::New(""));
|
|
|
|
EXPECT_FALSE(ParsedFormat<'d'>::New("ABC%dDEF%d"));
|
|
|
|
std::string format = "%sFFF%dZZZ%f";
|
|
EXPECT_FALSE((ParsedFormat<'s', 'd', 'g'>::New(format)));
|
|
}
|
|
|
|
using str_format_internal::Conv;
|
|
|
|
TEST_F(ParsedFormatTest, UncheckedCorrect) {
|
|
auto f = ExtendedParsedFormat<Conv::d>::New("ABC%dDEF");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("[ABC]{d:1$d}[DEF]", SummarizeParsedFormat(*f));
|
|
|
|
std::string format = "%sFFF%dZZZ%f";
|
|
auto f2 =
|
|
ExtendedParsedFormat<Conv::string, Conv::d, Conv::floating>::New(format);
|
|
|
|
ASSERT_TRUE(f2);
|
|
EXPECT_EQ("{s:1$s}[FFF]{d:2$d}[ZZZ]{f:3$f}", SummarizeParsedFormat(*f2));
|
|
|
|
f2 = ExtendedParsedFormat<Conv::string, Conv::d, Conv::floating>::New(
|
|
"%s %d %f");
|
|
|
|
ASSERT_TRUE(f2);
|
|
EXPECT_EQ("{s:1$s}[ ]{d:2$d}[ ]{f:3$f}", SummarizeParsedFormat(*f2));
|
|
|
|
auto star = ExtendedParsedFormat<Conv::star, Conv::d>::New("%*d");
|
|
ASSERT_TRUE(star);
|
|
EXPECT_EQ("{*d:2$1$*d}", SummarizeParsedFormat(*star));
|
|
|
|
auto dollar = ExtendedParsedFormat<Conv::d, Conv::s>::New("%2$s %1$d");
|
|
ASSERT_TRUE(dollar);
|
|
EXPECT_EQ("{2$s:2$s}[ ]{1$d:1$d}", SummarizeParsedFormat(*dollar));
|
|
// with reuse
|
|
dollar = ExtendedParsedFormat<Conv::d, Conv::s>::New("%2$s %1$d %1$d");
|
|
ASSERT_TRUE(dollar);
|
|
EXPECT_EQ("{2$s:2$s}[ ]{1$d:1$d}[ ]{1$d:1$d}",
|
|
SummarizeParsedFormat(*dollar));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, UncheckedIgnoredArgs) {
|
|
EXPECT_FALSE((ExtendedParsedFormat<Conv::d, Conv::s>::New("ABC")));
|
|
EXPECT_FALSE((ExtendedParsedFormat<Conv::d, Conv::s>::New("%dABC")));
|
|
EXPECT_FALSE((ExtendedParsedFormat<Conv::d, Conv::s>::New("ABC%2$s")));
|
|
auto f = ExtendedParsedFormat<Conv::d, Conv::s>::NewAllowIgnored("ABC");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("[ABC]", SummarizeParsedFormat(*f));
|
|
f = ExtendedParsedFormat<Conv::d, Conv::s>::NewAllowIgnored("%dABC");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("{d:1$d}[ABC]", SummarizeParsedFormat(*f));
|
|
f = ExtendedParsedFormat<Conv::d, Conv::s>::NewAllowIgnored("ABC%2$s");
|
|
ASSERT_TRUE(f);
|
|
EXPECT_EQ("[ABC]{2$s:2$s}", SummarizeParsedFormat(*f));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, UncheckedMultipleTypes) {
|
|
auto dx = ExtendedParsedFormat<Conv::d | Conv::x>::New("%1$d %1$x");
|
|
EXPECT_TRUE(dx);
|
|
EXPECT_EQ("{1$d:1$d}[ ]{1$x:1$x}", SummarizeParsedFormat(*dx));
|
|
|
|
dx = ExtendedParsedFormat<Conv::d | Conv::x>::New("%1$d");
|
|
EXPECT_TRUE(dx);
|
|
EXPECT_EQ("{1$d:1$d}", SummarizeParsedFormat(*dx));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, UncheckedIncorrect) {
|
|
EXPECT_FALSE(ExtendedParsedFormat<Conv::d>::New(""));
|
|
|
|
EXPECT_FALSE(ExtendedParsedFormat<Conv::d>::New("ABC%dDEF%d"));
|
|
|
|
std::string format = "%sFFF%dZZZ%f";
|
|
EXPECT_FALSE((ExtendedParsedFormat<Conv::s, Conv::d, Conv::g>::New(format)));
|
|
}
|
|
|
|
TEST_F(ParsedFormatTest, RegressionMixPositional) {
|
|
EXPECT_FALSE((ExtendedParsedFormat<Conv::d, Conv::o>::New("%1$d %o")));
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace absl
|