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SPIRV-Tools/test/text_literal_test.cpp
Steven Perron 464111eaef
Remove use of deprecated googletest macro (#2286) 
* Remove use of deprecated googletest macro

INSTANTIATE_TEST_CASE_P has been deprecated.  We need to use
INSTANTIATE_TEST_SUITE_P instead.

* Remove extra commas from test suites.
2019-01-29 18:56:52 -05:00

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// Copyright (c) 2015-2016 The Khronos Group Inc.
//
// Licensed 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 <string>
#include <utility>
#include <vector>
#include "gmock/gmock.h"
#include "test/test_fixture.h"
#include "test/unit_spirv.h"
namespace spvtools {
namespace {
using ::testing::Eq;
TEST(TextLiteral, GoodI32) {
spv_literal_t l;
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-0", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_INT_32, l.type);
EXPECT_EQ(0, l.value.i32);
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-2147483648", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_INT_32, l.type);
EXPECT_EQ((-2147483647L - 1), l.value.i32);
}
TEST(TextLiteral, GoodU32) {
spv_literal_t l;
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("0", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_UINT_32, l.type);
EXPECT_EQ(0, l.value.i32);
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("4294967295", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_UINT_32, l.type);
EXPECT_EQ(4294967295, l.value.u32);
}
TEST(TextLiteral, GoodI64) {
spv_literal_t l;
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-2147483649", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_INT_64, l.type);
EXPECT_EQ(-2147483649LL, l.value.i64);
}
TEST(TextLiteral, GoodU64) {
spv_literal_t l;
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("4294967296", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_UINT_64, l.type);
EXPECT_EQ(4294967296u, l.value.u64);
}
TEST(TextLiteral, GoodFloat) {
spv_literal_t l;
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("1.0", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_FLOAT_32, l.type);
EXPECT_EQ(1.0, l.value.f);
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("1.5", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_FLOAT_32, l.type);
EXPECT_EQ(1.5, l.value.f);
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-.25", &l));
EXPECT_EQ(SPV_LITERAL_TYPE_FLOAT_32, l.type);
EXPECT_EQ(-.25, l.value.f);
}
TEST(TextLiteral, BadString) {
spv_literal_t l;
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("-", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("--", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("1-2", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("123a", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("12.2.3", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("\"", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("\"z", &l));
EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("a\"", &l));
}
class GoodStringTest
: public ::testing::TestWithParam<std::pair<const char*, const char*>> {};
TEST_P(GoodStringTest, GoodStrings) {
spv_literal_t l;
ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral(std::get<0>(GetParam()), &l));
EXPECT_EQ(SPV_LITERAL_TYPE_STRING, l.type);
EXPECT_EQ(std::get<1>(GetParam()), l.str);
}
INSTANTIATE_TEST_SUITE_P(
TextLiteral, GoodStringTest,
::testing::ValuesIn(std::vector<std::pair<const char*, const char*>>{
{R"("-")", "-"},
{R"("--")", "--"},
{R"("1-2")", "1-2"},
{R"("123a")", "123a"},
{R"("12.2.3")", "12.2.3"},
{R"("\"")", "\""},
{R"("\\")", "\\"},
{"\"\\foo\nbar\"", "foo\nbar"},
{"\"\\foo\\\nbar\"", "foo\nbar"},
{"\"\xE4\xBA\xB2\"", "\xE4\xBA\xB2"},
{"\"\\\xE4\xBA\xB2\"", "\xE4\xBA\xB2"},
{"\"this \\\" and this \\\\ and \\\xE4\xBA\xB2\"",
"this \" and this \\ and \xE4\xBA\xB2"}}));
TEST(TextLiteral, StringTooLong) {
spv_literal_t l;
std::string too_long =
std::string("\"") +
std::string(SPV_LIMIT_LITERAL_STRING_BYTES_MAX + 1, 'a') + "\"";
EXPECT_EQ(SPV_ERROR_OUT_OF_MEMORY, spvTextToLiteral(too_long.data(), &l));
}
TEST(TextLiteral, GoodLongString) {
spv_literal_t l;
// The universal limit of 65535 Unicode characters might make this
// fail validation, since SPV_LIMIT_LITERAL_STRING_BYTES_MAX is 4*65535.
// However, as an implementation detail, we'll allow the assembler
// to parse it. Otherwise we'd have to scan the string for valid UTF-8
// characters.
std::string unquoted(SPV_LIMIT_LITERAL_STRING_BYTES_MAX, 'a');
std::string good_long = std::string("\"") + unquoted + "\"";
EXPECT_EQ(SPV_SUCCESS, spvTextToLiteral(good_long.data(), &l));
EXPECT_EQ(SPV_LITERAL_TYPE_STRING, l.type);
EXPECT_EQ(unquoted.data(), l.str);
}
TEST(TextLiteral, GoodUTF8String) {
const std::string unquoted =
spvtest::MakeLongUTF8String(SPV_LIMIT_LITERAL_STRING_UTF8_CHARS_MAX);
const std::string good_long = std::string("\"") + unquoted + "\"";
spv_literal_t l;
EXPECT_EQ(SPV_SUCCESS, spvTextToLiteral(good_long.data(), &l));
EXPECT_EQ(SPV_LITERAL_TYPE_STRING, l.type);
EXPECT_EQ(unquoted.data(), l.str);
}
// A test case for parsing literal numbers.
struct TextLiteralCase {
uint32_t bitwidth;
const char* text;
bool is_signed;
bool success;
std::vector<uint32_t> expected_values;
};
using IntegerTest =
spvtest::TextToBinaryTestBase<::testing::TestWithParam<TextLiteralCase>>;
std::vector<uint32_t> successfulEncode(const TextLiteralCase& test,
IdTypeClass type) {
spv_instruction_t inst;
std::string message;
auto capture_message = [&message](spv_message_level_t, const char*,
const spv_position_t&,
const char* m) { message = m; };
IdType expected_type{test.bitwidth, test.is_signed, type};
EXPECT_EQ(SPV_SUCCESS,
AssemblyContext(nullptr, capture_message)
.binaryEncodeNumericLiteral(test.text, SPV_ERROR_INVALID_TEXT,
expected_type, &inst))
<< message;
return inst.words;
}
std::string failedEncode(const TextLiteralCase& test, IdTypeClass type) {
spv_instruction_t inst;
std::string message;
auto capture_message = [&message](spv_message_level_t, const char*,
const spv_position_t&,
const char* m) { message = m; };
IdType expected_type{test.bitwidth, test.is_signed, type};
EXPECT_EQ(SPV_ERROR_INVALID_TEXT,
AssemblyContext(nullptr, capture_message)
.binaryEncodeNumericLiteral(test.text, SPV_ERROR_INVALID_TEXT,
expected_type, &inst));
return message;
}
TEST_P(IntegerTest, IntegerBounds) {
if (GetParam().success) {
EXPECT_THAT(successfulEncode(GetParam(), IdTypeClass::kScalarIntegerType),
Eq(GetParam().expected_values));
} else {
std::stringstream ss;
ss << "Integer " << GetParam().text << " does not fit in a "
<< GetParam().bitwidth << "-bit "
<< (GetParam().is_signed ? "signed" : "unsigned") << " integer";
EXPECT_THAT(failedEncode(GetParam(), IdTypeClass::kScalarIntegerType),
Eq(ss.str()));
}
}
// Four nicely named methods for making TextLiteralCase values.
// Their names have underscores in some places to make it easier
// to read the table that follows.
TextLiteralCase Make_Ok__Signed(uint32_t bitwidth, const char* text,
std::vector<uint32_t> encoding) {
return TextLiteralCase{bitwidth, text, true, true, encoding};
}
TextLiteralCase Make_Ok__Unsigned(uint32_t bitwidth, const char* text,
std::vector<uint32_t> encoding) {
return TextLiteralCase{bitwidth, text, false, true, encoding};
}
TextLiteralCase Make_Bad_Signed(uint32_t bitwidth, const char* text) {
return TextLiteralCase{bitwidth, text, true, false, {}};
}
TextLiteralCase Make_Bad_Unsigned(uint32_t bitwidth, const char* text) {
return TextLiteralCase{bitwidth, text, false, false, {}};
}
// clang-format off
INSTANTIATE_TEST_SUITE_P(
DecimalIntegers, IntegerTest,
::testing::ValuesIn(std::vector<TextLiteralCase>{
// Check max value and overflow value for 1-bit numbers.
Make_Ok__Signed(1, "0", {0}),
Make_Ok__Unsigned(1, "1", {1}),
Make_Bad_Signed(1, "1"),
Make_Bad_Unsigned(1, "2"),
// Check max value and overflow value for 2-bit numbers.
Make_Ok__Signed(2, "1", {1}),
Make_Ok__Unsigned(2, "3", {3}),
Make_Bad_Signed(2, "2"),
Make_Bad_Unsigned(2, "4"),
// Check max negative value and overflow value for signed
// 1- and 2-bit numbers. Signed negative numbers are sign-extended.
Make_Ok__Signed(1, "-0", {uint32_t(0)}),
Make_Ok__Signed(1, "-1", {uint32_t(-1)}),
Make_Ok__Signed(2, "-0", {0}),
Make_Ok__Signed(2, "-1", {uint32_t(-1)}),
Make_Ok__Signed(2, "-2", {uint32_t(-2)}),
Make_Bad_Signed(2, "-3"),
Make_Bad_Unsigned(2, "2224323424242424"),
Make_Ok__Unsigned(16, "65535", {0xFFFF}),
Make_Bad_Unsigned(16, "65536"),
Make_Bad_Signed(16, "65535"),
Make_Ok__Signed(16, "32767", {0x7FFF}),
Make_Ok__Signed(16, "-32768", {0xFFFF8000}),
// Check values around 32-bits in magnitude.
Make_Ok__Unsigned(33, "4294967296", {0, 1}),
Make_Ok__Unsigned(33, "4294967297", {1, 1}),
Make_Bad_Unsigned(33, "8589934592"),
Make_Bad_Signed(33, "4294967296"),
Make_Ok__Signed(33, "-4294967296", {0x0, 0xFFFFFFFF}),
Make_Ok__Unsigned(64, "4294967296", {0, 1}),
Make_Ok__Unsigned(64, "4294967297", {1, 1}),
// Check max value and overflow value for 64-bit numbers.
Make_Ok__Signed(64, "9223372036854775807", {0xffffffff, 0x7fffffff}),
Make_Bad_Signed(64, "9223372036854775808"),
Make_Ok__Unsigned(64, "9223372036854775808", {0x00000000, 0x80000000}),
Make_Ok__Unsigned(64, "18446744073709551615", {0xffffffff, 0xffffffff}),
Make_Ok__Signed(64, "-9223372036854775808", {0x00000000, 0x80000000}),
}));
// clang-format on
using IntegerLeadingMinusTest =
spvtest::TextToBinaryTestBase<::testing::TestWithParam<TextLiteralCase>>;
TEST_P(IntegerLeadingMinusTest, CantHaveLeadingMinusOnUnsigned) {
EXPECT_FALSE(GetParam().success);
EXPECT_THAT(failedEncode(GetParam(), IdTypeClass::kScalarIntegerType),
Eq("Cannot put a negative number in an unsigned literal"));
}
// clang-format off
INSTANTIATE_TEST_SUITE_P(
DecimalAndHexIntegers, IntegerLeadingMinusTest,
::testing::ValuesIn(std::vector<TextLiteralCase>{
// Unsigned numbers never allow a leading minus sign.
Make_Bad_Unsigned(16, "-0"),
Make_Bad_Unsigned(16, "-0x0"),
Make_Bad_Unsigned(16, "-0x1"),
Make_Bad_Unsigned(32, "-0"),
Make_Bad_Unsigned(32, "-0x0"),
Make_Bad_Unsigned(32, "-0x1"),
Make_Bad_Unsigned(64, "-0"),
Make_Bad_Unsigned(64, "-0x0"),
Make_Bad_Unsigned(64, "-0x1"),
}));
// clang-format off
INSTANTIATE_TEST_SUITE_P(
HexIntegers, IntegerTest,
::testing::ValuesIn(std::vector<TextLiteralCase>{
// Check 0x and 0X prefices.
Make_Ok__Signed(16, "0x1234", {0x1234}),
Make_Ok__Signed(16, "0X1234", {0x1234}),
// Check 1-bit numbers
Make_Ok__Signed(1, "0x0", {0}),
Make_Ok__Signed(1, "0x1", {uint32_t(-1)}),
Make_Ok__Unsigned(1, "0x0", {0}),
Make_Ok__Unsigned(1, "0x1", {1}),
Make_Bad_Signed(1, "0x2"),
Make_Bad_Unsigned(1, "0x2"),
// Check 2-bit numbers
Make_Ok__Signed(2, "0x0", {0}),
Make_Ok__Signed(2, "0x1", {1}),
Make_Ok__Signed(2, "0x2", {uint32_t(-2)}),
Make_Ok__Signed(2, "0x3", {uint32_t(-1)}),
Make_Ok__Unsigned(2, "0x0", {0}),
Make_Ok__Unsigned(2, "0x1", {1}),
Make_Ok__Unsigned(2, "0x2", {2}),
Make_Ok__Unsigned(2, "0x3", {3}),
Make_Bad_Signed(2, "0x4"),
Make_Bad_Unsigned(2, "0x4"),
// Check 8-bit numbers
Make_Ok__Signed(8, "0x7f", {0x7f}),
Make_Ok__Signed(8, "0x80", {0xffffff80}),
Make_Ok__Unsigned(8, "0x80", {0x80}),
Make_Ok__Unsigned(8, "0xff", {0xff}),
Make_Bad_Signed(8, "0x100"),
Make_Bad_Unsigned(8, "0x100"),
// Check 16-bit numbers
Make_Ok__Signed(16, "0x7fff", {0x7fff}),
Make_Ok__Signed(16, "0x8000", {0xffff8000}),
Make_Ok__Unsigned(16, "0x8000", {0x8000}),
Make_Ok__Unsigned(16, "0xffff", {0xffff}),
Make_Bad_Signed(16, "0x10000"),
Make_Bad_Unsigned(16, "0x10000"),
// Check 32-bit numbers
Make_Ok__Signed(32, "0x7fffffff", {0x7fffffff}),
Make_Ok__Signed(32, "0x80000000", {0x80000000}),
Make_Ok__Unsigned(32, "0x80000000", {0x80000000}),
Make_Ok__Unsigned(32, "0xffffffff", {0xffffffff}),
Make_Bad_Signed(32, "0x100000000"),
Make_Bad_Unsigned(32, "0x100000000"),
// Check 48-bit numbers
Make_Ok__Unsigned(48, "0x7ffffffff", {0xffffffff, 7}),
Make_Ok__Unsigned(48, "0x800000000", {0, 8}),
Make_Ok__Signed(48, "0x7fffffffffff", {0xffffffff, 0x7fff}),
Make_Ok__Signed(48, "0x800000000000", {0, 0xffff8000}),
Make_Bad_Signed(48, "0x1000000000000"),
Make_Bad_Unsigned(48, "0x1000000000000"),
// Check 64-bit numbers
Make_Ok__Signed(64, "0x7fffffffffffffff", {0xffffffff, 0x7fffffff}),
Make_Ok__Signed(64, "0x8000000000000000", {0x00000000, 0x80000000}),
Make_Ok__Unsigned(64, "0x7fffffffffffffff", {0xffffffff, 0x7fffffff}),
Make_Ok__Unsigned(64, "0x8000000000000000", {0x00000000, 0x80000000}),
}));
// clang-format on
TEST(OverflowIntegerParse, Decimal) {
std::string signed_input = "-18446744073709551616";
std::string expected_message0 =
"Invalid signed integer literal: " + signed_input;
EXPECT_THAT(failedEncode(Make_Bad_Signed(64, signed_input.c_str()),
IdTypeClass::kScalarIntegerType),
Eq(expected_message0));
std::string unsigned_input = "18446744073709551616";
std::string expected_message1 =
"Invalid unsigned integer literal: " + unsigned_input;
EXPECT_THAT(failedEncode(Make_Bad_Unsigned(64, unsigned_input.c_str()),
IdTypeClass::kScalarIntegerType),
Eq(expected_message1));
// TODO(dneto): When the given number doesn't have a leading sign,
// we say we're trying to parse an unsigned number, even when the caller
// asked for a signed number. This is kind of weird, but it's an
// artefact of how we do the parsing.
EXPECT_THAT(failedEncode(Make_Bad_Signed(64, unsigned_input.c_str()),
IdTypeClass::kScalarIntegerType),
Eq(expected_message1));
}
TEST(OverflowIntegerParse, Hex) {
std::string input = "0x10000000000000000";
std::string expected_message = "Invalid unsigned integer literal: " + input;
EXPECT_THAT(failedEncode(Make_Bad_Signed(64, input.c_str()),
IdTypeClass::kScalarIntegerType),
Eq(expected_message));
EXPECT_THAT(failedEncode(Make_Bad_Unsigned(64, input.c_str()),
IdTypeClass::kScalarIntegerType),
Eq(expected_message));
}
} // namespace
} // namespace spvtools
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