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abseil-cpp
Commit 5922d129 by Tsige Solomon Committed by Copybara-Service
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Bug fix 

PiperOrigin-RevId: 540586646
Change-Id: Iac1e133647fbaa5036ac9ef7322f9af5886c658e
parent 4a82a1f4
Showing with 62 additions and 81 deletions
absl/flags/marshalling.cc
......@@ -70,8 +70,10 @@ bool AbslParseFlag(absl::string_view text, bool* dst, std::string*) {
// puts us in base 16. But leading 0 does not put us in base 8. It
// caused too many bugs when we had that behavior.
static int NumericBase(absl::string_view text) {
const bool hex = (text.size() >= 2 && text[0] == '0' &&
(text[1] == 'x' || text[1] == 'X'));
if (text.empty()) return 0;
size_t num_start = (text[0] == '-' || text[0] == '+') ? 1 : 0;
const bool hex = (text.size() >= num_start + 2 && text[num_start] == '0' &&
(text[num_start + 1] == 'x' || text[num_start + 1] == 'X'));
return hex ? 16 : 10;
}
......
absl/flags/marshalling_test.cc
......@@ -137,11 +137,10 @@ TEST(MarshallingTest, TestInt16Parsing) {
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
EXPECT_EQ(value, 564);
// TODO(rogeeff): fix below validations
EXPECT_FALSE(absl::ParseFlag("-0x7FFD", &value, &err));
EXPECT_NE(value, -3);
EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_NE(value, 49);
EXPECT_TRUE(absl::ParseFlag("-0x7FFD", &value, &err));
EXPECT_EQ(value, -32765);
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("10 ", &value, &err));
......@@ -194,9 +193,8 @@ TEST(MarshallingTest, TestUint16Parsing) {
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
EXPECT_EQ(value, 564);
// TODO(rogeeff): fix below validations
EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_NE(value, 49);
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("10 ", &value, &err));
......@@ -254,11 +252,11 @@ TEST(MarshallingTest, TestInt32Parsing) {
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0X234", &value, &err));
EXPECT_EQ(value, 564);
// TODO(rogeeff): fix below validations
EXPECT_FALSE(absl::ParseFlag("-0x7FFFFFFD", &value, &err));
EXPECT_NE(value, -3);
EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_NE(value, 49);
EXPECT_TRUE(absl::ParseFlag("-0x7FFFFFFD", &value, &err));
EXPECT_EQ(value, -2147483645);
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("10 ", &value, &err));
......@@ -311,9 +309,8 @@ TEST(MarshallingTest, TestUint32Parsing) {
EXPECT_EQ(value, 564);
EXPECT_TRUE(absl::ParseFlag("0xFFFFFFFD", &value, &err));
EXPECT_EQ(value, 4294967293);
// TODO(rogeeff): fix below validations
EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_NE(value, 49);
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("10 ", &value, &err));
......@@ -371,11 +368,12 @@ TEST(MarshallingTest, TestInt64Parsing) {
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0XFFFAAABBBCCCDDD", &value, &err));
EXPECT_EQ(value, 1152827684197027293);
// TODO(rogeeff): fix below validation
EXPECT_FALSE(absl::ParseFlag("-0x7FFFFFFFFFFFFFFE", &value, &err));
EXPECT_NE(value, -2);
EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_NE(value, 49);
EXPECT_TRUE(absl::ParseFlag("-0x7FFFFFFFFFFFFFFE", &value, &err));
EXPECT_EQ(value, -9223372036854775806);
EXPECT_TRUE(absl::ParseFlag("-0x02", &value, &err));
EXPECT_EQ(value, -2);
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("10 ", &value, &err));
......@@ -428,9 +426,8 @@ TEST(MarshallingTest, TestUInt64Parsing) {
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0XFFFF", &value, &err));
EXPECT_EQ(value, 65535);
// TODO(rogeeff): fix below validation
EXPECT_FALSE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_NE(value, 49);
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("10 ", &value, &err));
......@@ -459,60 +456,50 @@ TEST(MarshallingTest, TestInt128Parsing) {
std::string err;
absl::int128 value;
absl::int128 zero = 0;
absl::int128 one = 1;
absl::int128 neg_one = -1;
absl::int128 hundred = 100;
absl::int128 hundreds_val = 123;
absl::int128 neg_thousands_val = -98765;
absl::int128 pos_three = 3;
// Decimal values.
EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
EXPECT_EQ(value, zero);
EXPECT_EQ(value, 0);
EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
EXPECT_EQ(value, one);
EXPECT_EQ(value, 1);
EXPECT_TRUE(absl::ParseFlag("-1", &value, &err));
EXPECT_EQ(value, neg_one);
EXPECT_EQ(value, -1);
EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
EXPECT_EQ(value, hundreds_val);
EXPECT_EQ(value, 123);
EXPECT_TRUE(absl::ParseFlag("-98765", &value, &err));
EXPECT_EQ(value, neg_thousands_val);
EXPECT_EQ(value, -98765);
EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
EXPECT_EQ(value, pos_three);
EXPECT_EQ(value, 3);
// Leading zero values.
EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
EXPECT_EQ(value, one);
EXPECT_EQ(value, 1);
EXPECT_TRUE(absl::ParseFlag("001", &value, &err));
EXPECT_EQ(value, one);
EXPECT_EQ(value, 1);
EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
EXPECT_EQ(value, hundred);
absl::int128 sixteen = 16;
absl::int128 quintillion_val = 1152827684197027293;
absl::int128 quintillion_val2 =
absl::MakeInt128(0x000000000000fff, 0xFFFFFFFFFFFFFFF);
EXPECT_EQ(value, 100);
// Hex values.
EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
EXPECT_EQ(value, sixteen);
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0xFFFAAABBBCCCDDD", &value, &err));
EXPECT_EQ(value, quintillion_val);
EXPECT_EQ(value, 1152827684197027293);
EXPECT_TRUE(absl::ParseFlag("0xFFF0FFFFFFFFFFFFFFF", &value, &err));
EXPECT_EQ(value, quintillion_val2);
EXPECT_EQ(value, absl::MakeInt128(0x000000000000fff, 0xFFFFFFFFFFFFFFF));
// TODO(b/285183223): Add support for parsing negative hex representation
EXPECT_TRUE(absl::ParseFlag("-0x10000000000000000", &value, &err));
EXPECT_EQ(value, absl::MakeInt128(-1, 0));
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("16 ", &value, &err));
EXPECT_EQ(value, sixteen);
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag(" 16", &value, &err));
EXPECT_EQ(value, sixteen);
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag(" 0100 ", &value, &err));
EXPECT_EQ(value, hundred);
EXPECT_EQ(value, 100);
EXPECT_TRUE(absl::ParseFlag(" 0x7B ", &value, &err));
EXPECT_EQ(value, hundreds_val); // =123
EXPECT_EQ(value, 123);
// Invalid values.
EXPECT_FALSE(absl::ParseFlag("", &value, &err));
......@@ -531,52 +518,43 @@ TEST(MarshallingTest, TestUint128Parsing) {
std::string err;
absl::uint128 value;
absl::uint128 zero = 0;
absl::uint128 one = 1;
absl::uint128 hundred = 100;
absl::uint128 hundreds_val = 123;
absl::uint128 pos_three = 3;
// Decimal values.
EXPECT_TRUE(absl::ParseFlag("0", &value, &err));
EXPECT_EQ(value, zero);
EXPECT_EQ(value, 0);
EXPECT_TRUE(absl::ParseFlag("1", &value, &err));
EXPECT_EQ(value, one);
EXPECT_EQ(value, 1);
EXPECT_TRUE(absl::ParseFlag("123", &value, &err));
EXPECT_EQ(value, hundreds_val);
EXPECT_EQ(value, 123);
EXPECT_TRUE(absl::ParseFlag("+3", &value, &err));
EXPECT_EQ(value, pos_three);
EXPECT_EQ(value, 3);
// Leading zero values.
EXPECT_TRUE(absl::ParseFlag("01", &value, &err));
EXPECT_EQ(value, one);
EXPECT_EQ(value, 1);
EXPECT_TRUE(absl::ParseFlag("001", &value, &err));
EXPECT_EQ(value, one);
EXPECT_EQ(value, 1);
EXPECT_TRUE(absl::ParseFlag("0000100", &value, &err));
EXPECT_EQ(value, hundred);
absl::uint128 sixteen = 16;
absl::uint128 quintillion_val = 1152827684197027293;
absl::uint128 quintillion_val2 =
absl::MakeInt128(0x000000000000fff, 0xFFFFFFFFFFFFFFF);
EXPECT_EQ(value, 100);
// Hex values.
EXPECT_TRUE(absl::ParseFlag("0x10", &value, &err));
EXPECT_EQ(value, sixteen);
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag("0xFFFAAABBBCCCDDD", &value, &err));
EXPECT_EQ(value, quintillion_val);
EXPECT_EQ(value, 1152827684197027293);
EXPECT_TRUE(absl::ParseFlag("0xFFF0FFFFFFFFFFFFFFF", &value, &err));
EXPECT_EQ(value, quintillion_val2);
EXPECT_EQ(value, absl::MakeInt128(0x000000000000fff, 0xFFFFFFFFFFFFFFF));
EXPECT_TRUE(absl::ParseFlag("+0x31", &value, &err));
EXPECT_EQ(value, 49);
// Whitespace handling
EXPECT_TRUE(absl::ParseFlag("16 ", &value, &err));
EXPECT_EQ(value, sixteen);
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag(" 16", &value, &err));
EXPECT_EQ(value, sixteen);
EXPECT_EQ(value, 16);
EXPECT_TRUE(absl::ParseFlag(" 0100 ", &value, &err));
EXPECT_EQ(value, hundred);
EXPECT_EQ(value, 100);
EXPECT_TRUE(absl::ParseFlag(" 0x7B ", &value, &err));
EXPECT_EQ(value, hundreds_val); // =123
EXPECT_EQ(value, 123);
// Invalid values.
EXPECT_FALSE(absl::ParseFlag("", &value, &err));
......@@ -588,6 +566,7 @@ TEST(MarshallingTest, TestUint128Parsing) {
EXPECT_FALSE(absl::ParseFlag("\t", &value, &err));
EXPECT_FALSE(absl::ParseFlag("2U", &value, &err));
EXPECT_FALSE(absl::ParseFlag("FFF", &value, &err));
EXPECT_FALSE(absl::ParseFlag("-0x10000000000000000", &value, &err));
}
// --------------------------------------------------------------------
......
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