mirror of
https://github.com/KhronosGroup/SPIRV-Tools
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398 lines
15 KiB
C++
398 lines
15 KiB
C++
// Copyright (c) 2015-2016 The Khronos Group Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and/or associated documentation files (the
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// "Materials"), to deal in the Materials without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Materials, and to
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// permit persons to whom the Materials are furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Materials.
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//
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// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
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// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
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// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
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// https://www.khronos.org/registry/
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//
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// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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#include "UnitSPIRV.h"
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#include "gmock/gmock.h"
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#include "TestFixture.h"
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#include <string>
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using ::testing::Eq;
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namespace {
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TEST(TextLiteral, GoodI32) {
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spv_literal_t l;
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-0", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_INT_32, l.type);
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EXPECT_EQ(0, l.value.i32);
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-2147483648", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_INT_32, l.type);
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EXPECT_EQ((-2147483647L - 1), l.value.i32);
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}
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TEST(TextLiteral, GoodU32) {
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spv_literal_t l;
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("0", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_UINT_32, l.type);
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EXPECT_EQ(0, l.value.i32);
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("4294967295", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_UINT_32, l.type);
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EXPECT_EQ(4294967295, l.value.u32);
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}
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TEST(TextLiteral, GoodI64) {
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spv_literal_t l;
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-2147483649", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_INT_64, l.type);
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EXPECT_EQ(-2147483649LL, l.value.i64);
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}
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TEST(TextLiteral, GoodU64) {
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spv_literal_t l;
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("4294967296", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_UINT_64, l.type);
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EXPECT_EQ(4294967296u, l.value.u64);
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}
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TEST(TextLiteral, GoodFloat) {
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spv_literal_t l;
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("1.0", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_FLOAT_32, l.type);
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EXPECT_EQ(1.0, l.value.f);
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("1.5", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_FLOAT_32, l.type);
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EXPECT_EQ(1.5, l.value.f);
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral("-.25", &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_FLOAT_32, l.type);
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EXPECT_EQ(-.25, l.value.f);
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}
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TEST(TextLiteral, BadString) {
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spv_literal_t l;
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("-", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("--", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("1-2", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("123a", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("12.2.3", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("\"", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("\"z", &l));
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EXPECT_EQ(SPV_FAILED_MATCH, spvTextToLiteral("a\"", &l));
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}
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class GoodStringTest
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: public ::testing::TestWithParam<std::pair<const char*, const char*>> {};
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TEST_P(GoodStringTest, GoodStrings) {
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spv_literal_t l;
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ASSERT_EQ(SPV_SUCCESS, spvTextToLiteral(std::get<0>(GetParam()), &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_STRING, l.type);
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EXPECT_EQ(std::get<1>(GetParam()), l.str);
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}
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INSTANTIATE_TEST_CASE_P(
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TextLiteral, GoodStringTest,
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::testing::ValuesIn(std::vector<std::pair<const char*, const char*>>{
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{R"("-")", "-"},
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{R"("--")", "--"},
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{R"("1-2")", "1-2"},
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{R"("123a")", "123a"},
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{R"("12.2.3")", "12.2.3"},
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{R"("\"")", "\""},
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{R"("\\")", "\\"},
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{"\"\\foo\nbar\"", "foo\nbar"},
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{"\"\\foo\\\nbar\"", "foo\nbar"},
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{"\"\xE4\xBA\xB2\"", "\xE4\xBA\xB2"},
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{"\"\\\xE4\xBA\xB2\"", "\xE4\xBA\xB2"},
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{"\"this \\\" and this \\\\ and \\\xE4\xBA\xB2\"",
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"this \" and this \\ and \xE4\xBA\xB2"}}));
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TEST(TextLiteral, StringTooLong) {
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spv_literal_t l;
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std::string too_long =
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std::string("\"") +
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std::string(SPV_LIMIT_LITERAL_STRING_BYTES_MAX + 1, 'a') + "\"";
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EXPECT_EQ(SPV_ERROR_OUT_OF_MEMORY, spvTextToLiteral(too_long.data(), &l));
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}
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TEST(TextLiteral, GoodLongString) {
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spv_literal_t l;
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// The universal limit of 65535 Unicode characters might make this
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// fail validation, since SPV_LIMIT_LITERAL_STRING_BYTES_MAX is 4*65535.
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// However, as an implementation detail, we'll allow the assembler
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// to parse it. Otherwise we'd have to scan the string for valid UTF-8
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// characters.
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std::string unquoted(SPV_LIMIT_LITERAL_STRING_BYTES_MAX, 'a');
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std::string good_long = std::string("\"") + unquoted + "\"";
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EXPECT_EQ(SPV_SUCCESS, spvTextToLiteral(good_long.data(), &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_STRING, l.type);
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EXPECT_EQ(unquoted.data(), l.str);
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}
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TEST(TextLiteral, GoodUTF8String) {
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const std::string unquoted =
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spvtest::MakeLongUTF8String(SPV_LIMIT_LITERAL_STRING_UTF8_CHARS_MAX);
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const std::string good_long = std::string("\"") + unquoted + "\"";
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spv_literal_t l;
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EXPECT_EQ(SPV_SUCCESS, spvTextToLiteral(good_long.data(), &l));
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EXPECT_EQ(SPV_LITERAL_TYPE_STRING, l.type);
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EXPECT_EQ(unquoted.data(), l.str);
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}
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// A test case for parsing literal numbers.
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struct TextLiteralCase {
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uint32_t bitwidth;
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const char* text;
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bool is_signed;
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bool success;
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std::vector<uint32_t> expected_values;
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};
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using IntegerTest =
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spvtest::TextToBinaryTestBase<::testing::TestWithParam<TextLiteralCase>>;
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std::vector<uint32_t> successfulEncode(const TextLiteralCase& test,
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libspirv::IdTypeClass type) {
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spv_instruction_t inst;
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spv_diagnostic diagnostic;
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libspirv::IdType expected_type{test.bitwidth, test.is_signed, type};
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EXPECT_EQ(SPV_SUCCESS,
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libspirv::AssemblyContext(nullptr, &diagnostic)
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.binaryEncodeNumericLiteral(test.text, SPV_ERROR_INVALID_TEXT,
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expected_type, &inst))
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<< diagnostic->error;
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return inst.words;
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}
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std::string failedEncode(const TextLiteralCase& test,
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libspirv::IdTypeClass type) {
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spv_instruction_t inst;
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spv_diagnostic diagnostic;
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libspirv::IdType expected_type{test.bitwidth, test.is_signed, type};
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EXPECT_EQ(SPV_ERROR_INVALID_TEXT,
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libspirv::AssemblyContext(nullptr, &diagnostic)
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.binaryEncodeNumericLiteral(test.text, SPV_ERROR_INVALID_TEXT,
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expected_type, &inst));
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std::string ret_val;
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if (diagnostic) {
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ret_val = diagnostic->error;
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spvDiagnosticDestroy(diagnostic);
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}
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return ret_val;
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}
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TEST_P(IntegerTest, IntegerBounds) {
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if (GetParam().success) {
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EXPECT_THAT(
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successfulEncode(GetParam(), libspirv::IdTypeClass::kScalarIntegerType),
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Eq(GetParam().expected_values));
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} else {
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std::stringstream ss;
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ss << "Integer " << GetParam().text << " does not fit in a "
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<< GetParam().bitwidth << "-bit "
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<< (GetParam().is_signed ? "signed" : "unsigned") << " integer";
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EXPECT_THAT(
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failedEncode(GetParam(), libspirv::IdTypeClass::kScalarIntegerType),
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Eq(ss.str()));
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}
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}
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// Four nicely named methods for making TextLiteralCase values.
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// Their names have underscores in some places to make it easier
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// to read the table that follows.
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TextLiteralCase Make_Ok__Signed(uint32_t bitwidth, const char* text,
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std::vector<uint32_t> encoding) {
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return TextLiteralCase{bitwidth, text, true, true, encoding};
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}
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TextLiteralCase Make_Ok__Unsigned(uint32_t bitwidth, const char* text,
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std::vector<uint32_t> encoding) {
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return TextLiteralCase{bitwidth, text, false, true, encoding};
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}
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TextLiteralCase Make_Bad_Signed(uint32_t bitwidth, const char* text) {
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return TextLiteralCase{bitwidth, text, true, false, {}};
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}
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TextLiteralCase Make_Bad_Unsigned(uint32_t bitwidth, const char* text) {
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return TextLiteralCase{bitwidth, text, false, false, {}};
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}
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// clang-format off
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INSTANTIATE_TEST_CASE_P(
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DecimalIntegers, IntegerTest,
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::testing::ValuesIn(std::vector<TextLiteralCase>{
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// Check max value and overflow value for 1-bit numbers.
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Make_Ok__Signed(1, "0", {0}),
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Make_Ok__Unsigned(1, "1", {1}),
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Make_Bad_Signed(1, "1"),
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Make_Bad_Unsigned(1, "2"),
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// Check max value and overflow value for 2-bit numbers.
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Make_Ok__Signed(2, "1", {1}),
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Make_Ok__Unsigned(2, "3", {3}),
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Make_Bad_Signed(2, "2"),
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Make_Bad_Unsigned(2, "4"),
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// Check max negative value and overflow value for signed
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// 1- and 2-bit numbers. Signed negative numbers are sign-extended.
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Make_Ok__Signed(1, "-0", {uint32_t(0)}),
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Make_Ok__Signed(1, "-1", {uint32_t(-1)}),
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Make_Ok__Signed(2, "-0", {0}),
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Make_Ok__Signed(2, "-1", {uint32_t(-1)}),
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Make_Ok__Signed(2, "-2", {uint32_t(-2)}),
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Make_Bad_Signed(2, "-3"),
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Make_Bad_Unsigned(2, "2224323424242424"),
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Make_Ok__Unsigned(16, "65535", {0xFFFF}),
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Make_Bad_Unsigned(16, "65536"),
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Make_Bad_Signed(16, "65535"),
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Make_Ok__Signed(16, "32767", {0x7FFF}),
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Make_Ok__Signed(16, "-32768", {0xFFFF8000}),
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// Check values around 32-bits in magnitude.
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Make_Ok__Unsigned(33, "4294967296", {0, 1}),
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Make_Ok__Unsigned(33, "4294967297", {1, 1}),
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Make_Bad_Unsigned(33, "8589934592"),
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Make_Bad_Signed(33, "4294967296"),
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Make_Ok__Signed(33, "-4294967296", {0x0, 0xFFFFFFFF}),
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Make_Ok__Unsigned(64, "4294967296", {0, 1}),
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Make_Ok__Unsigned(64, "4294967297", {1, 1}),
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// Check max value and overflow value for 64-bit numbers.
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Make_Ok__Signed(64, "9223372036854775807", {0xffffffff, 0x7fffffff}),
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Make_Bad_Signed(64, "9223372036854775808"),
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Make_Ok__Unsigned(64, "9223372036854775808", {0x00000000, 0x80000000}),
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Make_Ok__Unsigned(64, "18446744073709551615", {0xffffffff, 0xffffffff}),
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Make_Ok__Signed(64, "-9223372036854775808", {0x00000000, 0x80000000}),
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}));
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// clang-format on
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// clang-format off
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INSTANTIATE_TEST_CASE_P(
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HexIntegers, IntegerTest,
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::testing::ValuesIn(std::vector<TextLiteralCase>{
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// Check 0x and 0X prefices.
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Make_Ok__Signed(16, "0x1234", {0x1234}),
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Make_Ok__Signed(16, "0X1234", {0x1234}),
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// Check 1-bit numbers
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Make_Ok__Signed(1, "0x0", {0}),
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Make_Ok__Signed(1, "0x1", {uint32_t(-1)}),
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Make_Ok__Unsigned(1, "0x0", {0}),
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Make_Ok__Unsigned(1, "0x1", {1}),
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Make_Bad_Signed(1, "0x2"),
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Make_Bad_Unsigned(1, "0x2"),
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// Check 2-bit numbers
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Make_Ok__Signed(2, "0x0", {0}),
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Make_Ok__Signed(2, "0x1", {1}),
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Make_Ok__Signed(2, "0x2", {uint32_t(-2)}),
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Make_Ok__Signed(2, "0x3", {uint32_t(-1)}),
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Make_Ok__Unsigned(2, "0x0", {0}),
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Make_Ok__Unsigned(2, "0x1", {1}),
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Make_Ok__Unsigned(2, "0x2", {2}),
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Make_Ok__Unsigned(2, "0x3", {3}),
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Make_Bad_Signed(2, "0x4"),
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Make_Bad_Unsigned(2, "0x4"),
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// Check 8-bit numbers
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Make_Ok__Signed(8, "0x7f", {0x7f}),
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Make_Ok__Signed(8, "0x80", {0xffffff80}),
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Make_Ok__Unsigned(8, "0x80", {0x80}),
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Make_Ok__Unsigned(8, "0xff", {0xff}),
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Make_Bad_Signed(8, "0x100"),
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Make_Bad_Unsigned(8, "0x100"),
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// Check 16-bit numbers
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Make_Ok__Signed(16, "0x7fff", {0x7fff}),
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Make_Ok__Signed(16, "0x8000", {0xffff8000}),
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Make_Ok__Unsigned(16, "0x8000", {0x8000}),
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Make_Ok__Unsigned(16, "0xffff", {0xffff}),
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Make_Bad_Signed(16, "0x10000"),
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Make_Bad_Unsigned(16, "0x10000"),
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// Check 32-bit numbers
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Make_Ok__Signed(32, "0x7fffffff", {0x7fffffff}),
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Make_Ok__Signed(32, "0x80000000", {0x80000000}),
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Make_Ok__Unsigned(32, "0x80000000", {0x80000000}),
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Make_Ok__Unsigned(32, "0xffffffff", {0xffffffff}),
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Make_Bad_Signed(32, "0x100000000"),
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Make_Bad_Unsigned(32, "0x100000000"),
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// Check 48-bit numbers
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Make_Ok__Unsigned(48, "0x7ffffffff", {0xffffffff, 7}),
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Make_Ok__Unsigned(48, "0x800000000", {0, 8}),
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Make_Ok__Signed(48, "0x7fffffffffff", {0xffffffff, 0x7fff}),
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Make_Ok__Signed(48, "0x800000000000", {0, 0xffff8000}),
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Make_Bad_Signed(48, "0x1000000000000"),
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Make_Bad_Unsigned(48, "0x1000000000000"),
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// Check 64-bit numbers
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Make_Ok__Signed(64, "0x7fffffffffffffff", {0xffffffff, 0x7fffffff}),
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Make_Ok__Signed(64, "0x8000000000000000", {0x00000000, 0x80000000}),
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Make_Ok__Unsigned(64, "0x7fffffffffffffff", {0xffffffff, 0x7fffffff}),
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Make_Ok__Unsigned(64, "0x8000000000000000", {0x00000000, 0x80000000}),
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}));
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// clang-format on
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TEST(OverflowIntegerParse, Decimal) {
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std::string signed_input = "-18446744073709551616";
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std::string expected_message0 =
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"Invalid signed integer literal: " + signed_input;
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EXPECT_THAT(failedEncode(Make_Bad_Signed(64, signed_input.c_str()),
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libspirv::IdTypeClass::kScalarIntegerType),
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Eq(expected_message0));
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std::string unsigned_input = "18446744073709551616";
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std::string expected_message1 =
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"Invalid unsigned integer literal: " + unsigned_input;
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EXPECT_THAT(failedEncode(Make_Bad_Unsigned(64, unsigned_input.c_str()),
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libspirv::IdTypeClass::kScalarIntegerType),
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Eq(expected_message1));
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// TODO(dneto): When the given number doesn't have a leading sign,
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// we say we're trying to parse an unsigned number, even when the caller
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// asked for a signed number. This is kind of weird, but it's an
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// artefact of how we do the parsing.
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EXPECT_THAT(failedEncode(Make_Bad_Signed(64, unsigned_input.c_str()),
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libspirv::IdTypeClass::kScalarIntegerType),
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Eq(expected_message1));
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}
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TEST(OverflowIntegerParse, Hex) {
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std::string input = "0x10000000000000000";
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std::string expected_message = "Invalid unsigned integer literal: " + input;
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EXPECT_THAT(failedEncode(Make_Bad_Signed(64, input.c_str()),
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libspirv::IdTypeClass::kScalarIntegerType),
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Eq(expected_message));
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EXPECT_THAT(failedEncode(Make_Bad_Unsigned(64, input.c_str()),
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libspirv::IdTypeClass::kScalarIntegerType),
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Eq(expected_message));
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}
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} // anonymous namespace
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