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6e7459322d
Having an alias function that only wraps another one is silly, and keeping the more obvious name should flush out more uses of deprecated strings. No behavior change.
335 lines
21 KiB
C++
335 lines
21 KiB
C++
/*
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* Copyright (c) 2020, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/ByteBuffer.h>
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#include <AK/Random.h>
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#include <AK/StringBuilder.h>
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#include <ctype.h>
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#include <inttypes.h>
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#include <limits.h>
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#include <stdint.h>
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#include <stdio.h>
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#pragma GCC diagnostic ignored "-Wformat-nonliteral"
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template<typename TArg>
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struct Testcase {
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char const* dest;
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size_t dest_n;
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char const* fmt;
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const TArg arg;
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int expected_return;
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char const* dest_expected;
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size_t dest_expected_n; // == dest_n
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};
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static DeprecatedString show(ByteBuffer const& buf)
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{
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StringBuilder builder;
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for (size_t i = 0; i < buf.size(); ++i) {
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builder.appendff("{:02x}", buf[i]);
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}
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builder.append(' ');
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builder.append('(');
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for (size_t i = 0; i < buf.size(); ++i) {
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if (isprint(buf[i]))
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builder.append(buf[i]);
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else
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builder.append('_');
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}
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builder.append(')');
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return builder.to_deprecated_string();
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}
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template<typename TArg>
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static bool test_single(Testcase<TArg> const& testcase)
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{
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constexpr size_t SANDBOX_CANARY_SIZE = 8;
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// Preconditions:
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if (testcase.dest_n != testcase.dest_expected_n) {
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warnln("dest length {} != expected dest length {}? Check testcase! (Probably miscounted.)", testcase.dest_n, testcase.dest_expected_n);
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return false;
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}
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// Setup
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ByteBuffer actual = ByteBuffer::create_uninitialized(SANDBOX_CANARY_SIZE + testcase.dest_n + SANDBOX_CANARY_SIZE).release_value();
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fill_with_random(actual.data(), actual.size());
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ByteBuffer expected = actual;
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VERIFY(actual.offset_pointer(0) != expected.offset_pointer(0));
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actual.overwrite(SANDBOX_CANARY_SIZE, testcase.dest, testcase.dest_n);
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expected.overwrite(SANDBOX_CANARY_SIZE, testcase.dest_expected, testcase.dest_expected_n);
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// "unsigned char" != "char", so we have to convince the compiler to allow this.
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char* dst = reinterpret_cast<char*>(actual.offset_pointer(SANDBOX_CANARY_SIZE));
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// The actual call:
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int actual_return = snprintf(dst, testcase.dest_n, testcase.fmt, testcase.arg);
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// Checking the results:
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bool return_ok = actual_return == testcase.expected_return;
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bool canary_1_ok = MUST(actual.slice(0, SANDBOX_CANARY_SIZE)) == MUST(expected.slice(0, SANDBOX_CANARY_SIZE));
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bool main_ok = MUST(actual.slice(SANDBOX_CANARY_SIZE, testcase.dest_n)) == MUST(expected.slice(SANDBOX_CANARY_SIZE, testcase.dest_n));
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bool canary_2_ok = MUST(actual.slice(SANDBOX_CANARY_SIZE + testcase.dest_n, SANDBOX_CANARY_SIZE)) == MUST(expected.slice(SANDBOX_CANARY_SIZE + testcase.dest_n, SANDBOX_CANARY_SIZE));
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bool buf_ok = actual == expected;
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// Evaluate gravity:
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if (buf_ok && (!canary_1_ok || !main_ok || !canary_2_ok)) {
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warnln("Internal error! ({} != {} | {} | {})", buf_ok, canary_1_ok, main_ok, canary_2_ok);
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buf_ok = false;
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}
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if (!canary_1_ok) {
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warnln("Canary 1 overwritten: Expected {}\n"
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" instead got {}",
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show(MUST(expected.slice(0, SANDBOX_CANARY_SIZE))),
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show(MUST(actual.slice(0, SANDBOX_CANARY_SIZE))));
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}
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if (!main_ok) {
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warnln("Wrong output: Expected {}\n"
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" instead, got {}",
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show(MUST(expected.slice(SANDBOX_CANARY_SIZE, testcase.dest_n))),
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show(MUST(actual.slice(SANDBOX_CANARY_SIZE, testcase.dest_n))));
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}
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if (!canary_2_ok) {
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warnln("Canary 2 overwritten: Expected {}\n"
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" instead, got {}",
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show(MUST(expected.slice(SANDBOX_CANARY_SIZE + testcase.dest_n, SANDBOX_CANARY_SIZE))),
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show(MUST(actual.slice(SANDBOX_CANARY_SIZE + testcase.dest_n, SANDBOX_CANARY_SIZE))));
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}
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if (!return_ok) {
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warnln("Wrong return value: Expected {}, got {} instead!", testcase.expected_return, actual_return);
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}
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return buf_ok && return_ok;
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}
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// Drop the NUL terminator added by the C++ compiler.
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#define LITERAL(x) x, (sizeof(x) - 1)
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static char const* const POISON = (char const*)1;
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TEST_CASE(golden_path)
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{
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EXPECT(test_single<char const*>({ LITERAL("Hello World!\0\0\0"), "Hello Friend!", POISON, 13, LITERAL("Hello Friend!\0\0") }));
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EXPECT(test_single<char const*>({ LITERAL("Hello World!\0\0\0"), "Hello %s!", "Friend", 13, LITERAL("Hello Friend!\0\0") }));
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EXPECT(test_single<char const*>({ LITERAL("aaaaaaaaaa"), "whf", POISON, 3, LITERAL("whf\0aaaaaa") }));
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EXPECT(test_single<char const*>({ LITERAL("aaaaaaaaaa"), "w%sf", "h", 3, LITERAL("whf\0aaaaaa") }));
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}
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TEST_CASE(border_cases)
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{
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EXPECT(test_single<char const*>({ LITERAL("Hello World!\0\0"), "Hello Friend!", POISON, 13, LITERAL("Hello Friend!\0") }));
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EXPECT(test_single<char const*>({ LITERAL("AAAA"), "whf", POISON, 3, LITERAL("whf\0") }));
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EXPECT(test_single<char const*>({ LITERAL("AAAA"), "%s", "whf", 3, LITERAL("whf\0") }));
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}
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TEST_CASE(too_long)
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{
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EXPECT(test_single<char const*>({ LITERAL("Hello World!\0"), "Hello Friend!", POISON, 13, LITERAL("Hello Friend\0") }));
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EXPECT(test_single<char const*>({ LITERAL("Hello World!\0"), "This source is %s too long!", "just *way*", 35, LITERAL("This source \0") }));
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EXPECT(test_single<char const*>({ LITERAL("x"), "This source is %s too long!", "just *way*", 35, LITERAL("\0") }));
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}
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TEST_CASE(special_cases)
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{
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EXPECT(test_single<char const*>({ LITERAL(""), "Hello Friend!", POISON, 13, LITERAL("") }));
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EXPECT_EQ(snprintf(nullptr, 0, "Hello, friend!"), 14);
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EXPECT(test_single<char const*>({ LITERAL(""), "", POISON, 0, LITERAL("") }));
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EXPECT(test_single<char const*>({ LITERAL("x"), "", POISON, 0, LITERAL("\0") }));
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EXPECT(test_single<char const*>({ LITERAL("xx"), "", POISON, 0, LITERAL("\0x") }));
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EXPECT(test_single<char const*>({ LITERAL("xxx"), "", POISON, 0, LITERAL("\0xx") }));
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EXPECT(test_single<char const*>({ LITERAL(""), "whf", POISON, 3, LITERAL("") }));
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EXPECT(test_single<char const*>({ LITERAL("x"), "whf", POISON, 3, LITERAL("\0") }));
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EXPECT(test_single<char const*>({ LITERAL("xx"), "whf", POISON, 3, LITERAL("w\0") }));
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}
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TEST_CASE(octal_values)
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{
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5o|", 017, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5o|", 01000, 12, LITERAL("| 01000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5o|", 010000, 12, LITERAL("| 010000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5o|", 017, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-10.5o|", 017, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-010.5o|", 017, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010.5o|", 017, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010o|", 017, 12, LITERAL("|0000000017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10o|", 017, 12, LITERAL("| 17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxx\0"), "|%.5o|", 017, 7, LITERAL("|00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%.1o|", 017, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%.0o|", 017, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xx\0"), "|%.0o|", 00, 2, LITERAL("||\0") }));
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EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%#.0o|", 00, 3, LITERAL("|0|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%#.0o|", 01, 4, LITERAL("|01|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%#.1o|", 00, 3, LITERAL("|0|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%#.1o|", 01, 4, LITERAL("|01|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%o|", 00, 3, LITERAL("|0|\0") }));
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}
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TEST_CASE(decimal_values)
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{
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5d|", 17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+10.5d|", 17, 12, LITERAL("| +00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5d|", -17, 12, LITERAL("| -00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+10.5d|", -17, 12, LITERAL("| -00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-10.5d|", 17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+-10.5d|", 17, 12, LITERAL("|+00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+-10.5d|", -17, 12, LITERAL("|-00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-10.5d|", -17, 12, LITERAL("|-00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-010.5d|", 17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010.5d|", 17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010d|", 17, 12, LITERAL("|0000000017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+010d|", 17, 12, LITERAL("|+000000017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010d|", -17, 12, LITERAL("|-000000017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010d|", 170000000, 12, LITERAL("|0170000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+010d|", 170000000, 12, LITERAL("|+170000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10d|", -170000000, 12, LITERAL("|-170000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+10d|", -170000000, 12, LITERAL("|-170000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010d|", 1700000000, 12, LITERAL("|1700000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxxx\0"), "|%+010d|", 1700000000, 13, LITERAL("|+1700000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxxx\0"), "|%10d|", -1700000000, 13, LITERAL("|-1700000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxxx\0"), "|%+10d|", -1700000000, 13, LITERAL("|-1700000000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10d|", 17, 12, LITERAL("| 17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+10d|", 17, 12, LITERAL("| +17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10d|", -17, 12, LITERAL("| -17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxx\0"), "|%.5d|", 17, 7, LITERAL("|00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%.1d|", 17, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%.0d|", 17, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xx\0"), "|%.0d|", 0, 2, LITERAL("||\0") }));
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EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%+.0d|", 0, 3, LITERAL("|+|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%#.1d|", 0, 3, LITERAL("|0|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%d|", 0, 3, LITERAL("|0|\0") }));
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}
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TEST_CASE(unsigned_decimal_values)
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{
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5u|", 17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+10.5u|", 17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-10.5u|", 17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+-10.5u|", 17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-010.5u|", 17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010.5u|", 17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010u|", 17, 12, LITERAL("|0000000017|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+010u|", 17, 12, LITERAL("|0000000017|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010u|", 170000000, 12, LITERAL("|0170000000|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+010u|", 170000000, 12, LITERAL("|0170000000|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010u|", 1700000000, 12, LITERAL("|1700000000|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+010u|", 1700000000, 12, LITERAL("|1700000000|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10u|", 17, 12, LITERAL("| 17|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxx\0"), "|%+10u|", 17, 12, LITERAL("| 17|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxx\0"), "|%.5u|", 17, 7, LITERAL("|00017|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxx\0"), "|%.1u|", 17, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxxx\0"), "|%.0u|", 17, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xx\0"), "|%.0u|", 0, 2, LITERAL("||\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xx\0"), "|%+.0u|", 0, 2, LITERAL("||\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxx\0"), "|%#.1u|", 0, 3, LITERAL("|0|\0") }));
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EXPECT(test_single<unsigned int>({ LITERAL("xxx\0"), "|%u|", 0, 3, LITERAL("|0|\0") }));
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}
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TEST_CASE(hexadecimal_values)
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{
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5X|", 0xab, 12, LITERAL("| 000AB|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5X|", 0xab, 12, LITERAL("| 0x000AB|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5x|", 0xab, 12, LITERAL("| 000ab|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5x|", 0xab, 12, LITERAL("| 0x000ab|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5x|", 0x1000, 12, LITERAL("| 01000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5x|", 0x1000, 12, LITERAL("| 0x01000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5x|", 0x10000, 12, LITERAL("| 10000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10.5x|", 0x10000, 12, LITERAL("| 0x10000|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10.5x|", 0x17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-#10.5x|", 0x17, 12, LITERAL("|0x00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-10.5x|", 0x17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%-010.5x|", 0x17, 12, LITERAL("|00017 |\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010.5x|", 0x17, 12, LITERAL("| 00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%010x|", 0x17, 12, LITERAL("|0000000017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#010x|", 0x17, 12, LITERAL("|0x00000017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%10x|", 0x17, 12, LITERAL("| 17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxx\0"), "|%#10x|", 0x17, 12, LITERAL("| 0x17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxx\0"), "|%.5x|", 0x17, 7, LITERAL("|00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxxxxxxx\0"), "|%#.5x|", 0x17, 9, LITERAL("|0x00017|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%.1x|", 0x17, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xxxx\0"), "|%.0x|", 0x17, 4, LITERAL("|17|\0") }));
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EXPECT(test_single<int>({ LITERAL("xx\0"), "|%.0x|", 0x0, 2, LITERAL("||\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xx\0"), "|%#.0x|", 0x0, 2, LITERAL("||\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxxx\0"), "|%4.0x|", 0x0, 6, LITERAL("| |\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxxx\0"), "|%04.0x|", 0x0, 6, LITERAL("| |\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxxx\0"), "|%#4.0x|", 0x0, 6, LITERAL("| |\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxxx\0"), "|%#04.0x|", 0x0, 6, LITERAL("| |\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxx\0"), "|%#.0x|", 0x1, 5, LITERAL("|0x1|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%#.1x|", 0x0, 3, LITERAL("|0|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%.1x|", 0x0, 3, LITERAL("|0|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%x|", 0x0, 3, LITERAL("|0|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxx\0"), "|%#.1x|", 0x1, 5, LITERAL("|0x1|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%x|", 0, 3, LITERAL("|0|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxx\0"), "|%#x|", 0, 3, LITERAL("|0|\0") }));
|
|
}
|
|
|
|
TEST_CASE(inttypes_macros)
|
|
{
|
|
EXPECT(test_single<uint8_t>({ LITERAL("xxxxx"), "|%" PRIx8 "|", 0xAB, 4, LITERAL("|ab|\0") }));
|
|
EXPECT(test_single<uint8_t>({ LITERAL("xxxxx"), "|%" PRIX8 "|", 0xAB, 4, LITERAL("|AB|\0") }));
|
|
EXPECT(test_single<uint16_t>({ LITERAL("xxxxxxx"), "|%" PRIx16 "|", 0xC0DE, 6, LITERAL("|c0de|\0") }));
|
|
EXPECT(test_single<uint16_t>({ LITERAL("xxxxxxx"), "|%" PRIX16 "|", 0xC0DE, 6, LITERAL("|C0DE|\0") }));
|
|
}
|
|
|
|
TEST_CASE(float_values)
|
|
{
|
|
union {
|
|
float f;
|
|
int i;
|
|
} v;
|
|
|
|
v.i = 0x7fc00000;
|
|
EXPECT(test_single<double>({ LITERAL("xxxxxxx"), "|%4f|", v.f, 6, LITERAL("| nan|\0") }));
|
|
EXPECT(test_single<double>({ LITERAL("xxxxxxx"), "|%4f|", -v.f, 6, LITERAL("|-nan|\0") }));
|
|
|
|
v.i = 0x7f800000;
|
|
EXPECT(test_single<double>({ LITERAL("xxxxxxx"), "|%4f|", v.f, 6, LITERAL("| inf|\0") }));
|
|
EXPECT(test_single<double>({ LITERAL("xxxxxxx"), "|%4f|", -v.f, 6, LITERAL("|-inf|\0") }));
|
|
}
|
|
|
|
TEST_CASE(truncation)
|
|
{
|
|
EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxxx"), "|%d|", INT_MAX, 12, LITERAL("|2147483647|\0") }));
|
|
EXPECT(test_single<int>({ LITERAL("xxxxxxxxxxxxxx"), "|%d|", INT_MIN, 13, LITERAL("|-2147483648|\0") }));
|
|
|
|
if constexpr (sizeof(long int) == 8) {
|
|
EXPECT(test_single<long int>({ LITERAL("xxxxxxxxxxxxxxxxxxxxxx"), "|%ld|", LONG_MAX, 21, LITERAL("|9223372036854775807|\0") }));
|
|
EXPECT(test_single<long int>({ LITERAL("xxxxxxxxxxxxxxxxxxxxxxx"), "|%ld|", LONG_MIN + 1, 22, LITERAL("|-9223372036854775807|\0") }));
|
|
} else {
|
|
EXPECT(test_single<long int>({ LITERAL("xxxxxxxxxxxxx"), "|%ld|", LONG_MAX, 12, LITERAL("|2147483647|\0") }));
|
|
EXPECT(test_single<long int>({ LITERAL("xxxxxxxxxxxxxx"), "|%ld|", LONG_MIN, 13, LITERAL("|-2147483648|\0") }));
|
|
}
|
|
|
|
EXPECT(test_single<long long int>({ LITERAL("xxxxxxxxxxxxxxxxxxxxxx"), "|%lld|", LLONG_MAX, 21, LITERAL("|9223372036854775807|\0") }));
|
|
EXPECT(test_single<long long int>({ LITERAL("xxxxxxxxxxxxxxxxxxxxxxx"), "|%lld|", LLONG_MIN + 1, 22, LITERAL("|-9223372036854775807|\0") }));
|
|
|
|
EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxxxx"), "|%u|", UINT_MAX, 12, LITERAL("|4294967295|\0") }));
|
|
EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxx"), "|%x|", UINT_MAX, 10, LITERAL("|ffffffff|\0") }));
|
|
EXPECT(test_single<unsigned int>({ LITERAL("xxxxxxxxxxx"), "|%X|", UINT_MAX, 10, LITERAL("|FFFFFFFF|\0") }));
|
|
|
|
if constexpr (sizeof(unsigned long int) == 8) {
|
|
EXPECT(test_single<unsigned long int>({ LITERAL("xxxxxxxxxxxxxxxxxxxxxxx"), "|%lu|", ULONG_MAX, 22, LITERAL("|18446744073709551615|\0") }));
|
|
EXPECT(test_single<unsigned long int>({ LITERAL("xxxxxxxxxxxxxxxxxxx"), "|%lx|", ULONG_MAX, 18, LITERAL("|ffffffffffffffff|\0") }));
|
|
EXPECT(test_single<unsigned long int>({ LITERAL("xxxxxxxxxxxxxxxxxxx"), "|%lX|", ULONG_MAX, 18, LITERAL("|FFFFFFFFFFFFFFFF|\0") }));
|
|
} else {
|
|
EXPECT(test_single<unsigned long int>({ LITERAL("xxxxxxxxxxxxx"), "|%lu|", ULONG_MAX, 12, LITERAL("|4294967295|\0") }));
|
|
EXPECT(test_single<unsigned long int>({ LITERAL("xxxxxxxxxxx"), "|%lx|", ULONG_MAX, 10, LITERAL("|ffffffff|\0") }));
|
|
EXPECT(test_single<unsigned long int>({ LITERAL("xxxxxxxxxxx"), "|%lX|", ULONG_MAX, 10, LITERAL("|FFFFFFFF|\0") }));
|
|
}
|
|
|
|
EXPECT(test_single<unsigned long long int>({ LITERAL("xxxxxxxxxxxxxxxxxxxxxxx"), "|%llu|", ULLONG_MAX, 22, LITERAL("|18446744073709551615|\0") }));
|
|
EXPECT(test_single<unsigned long long int>({ LITERAL("xxxxxxxxxxxxxxxxxxx"), "|%llx|", ULLONG_MAX, 18, LITERAL("|ffffffffffffffff|\0") }));
|
|
EXPECT(test_single<unsigned long long int>({ LITERAL("xxxxxxxxxxxxxxxxxxx"), "|%llX|", ULLONG_MAX, 18, LITERAL("|FFFFFFFFFFFFFFFF|\0") }));
|
|
}
|
|
|
|
TEST_CASE(g_format)
|
|
{
|
|
EXPECT(test_single<double>({ LITERAL("xxxx"), "|%g|", 0.0, 3, LITERAL("|0|\0") }));
|
|
EXPECT(test_single<double>({ LITERAL("xxxx"), "|%g|", 1.0, 3, LITERAL("|1|\0") }));
|
|
EXPECT(test_single<double>({ LITERAL("xxxxxx"), "|%g|", 1.1, 5, LITERAL("|1.1|\0") }));
|
|
EXPECT(test_single<double>({ LITERAL("xxxxxxxx"), "|%g|", -1.12, 7, LITERAL("|-1.12|\0") }));
|
|
}
|