Replace RE2 import with a dependency

third_party/re2/re2/testing/re2_arg_test.cc

-// Copyright 2005 The RE2 Authors.  All Rights Reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// This tests to make sure numbers are parsed from strings
-// correctly.
-// Todo: Expand the test to validate strings parsed to the other types
-// supported by RE2::Arg class
-
-#include "util/test.h"
-#include "re2/re2.h"
-
-namespace re2 {
-
-struct SuccessTable {
-  const char * value_string;
-  int64 value;
-  bool success[6];
-};
-
-// Test boundary cases for different integral sizes.
-// Specifically I want to make sure that values outside the boundries
-// of an integral type will fail and that negative numbers will fail
-// for unsigned types. The following table contains the boundaries for
-// the various integral types and has entries for whether or not each
-// type can contain the given value.
-const SuccessTable kSuccessTable[] = {
-// string       integer value     short  ushort int    uint   int64  uint64
-// 0 to 2^7-1
-{ "0",          0,              { true,  true,  true,  true,  true,  true  }},
-{ "127",        127,            { true,  true,  true,  true,  true,  true  }},
-
-// -1 to -2^7
-{ "-1",         -1,             { true,  false, true,  false, true,  false }},
-{ "-128",       -128,           { true,  false, true,  false, true,  false }},
-
-// 2^7 to 2^8-1
-{ "128",        128,            { true,  true,  true,  true,  true,  true  }},
-{ "255",        255,            { true,  true,  true,  true,  true,  true  }},
-
-// 2^8 to 2^15-1
-{ "256",        256,            { true,  true,  true,  true,  true,  true  }},
-{ "32767",      32767,          { true,  true,  true,  true,  true,  true  }},
-
-// -2^7-1 to -2^15
-{ "-129",       -129,           { true,  false, true,  false, true,  false }},
-{ "-32768",     -32768,         { true,  false, true,  false, true,  false }},
-
-// 2^15 to 2^16-1
-{ "32768",      32768,          { false, true,  true,  true,  true,  true  }},
-{ "65535",      65535,          { false, true,  true,  true,  true,  true  }},
-
-// 2^16 to 2^31-1
-{ "65536",      65536,          { false, false, true,  true,  true,  true  }},
-{ "2147483647", 2147483647,     { false, false, true,  true,  true,  true  }},
-
-// -2^15-1 to -2^31
-{ "-32769",     -32769,         { false, false, true,  false, true,  false }},
-{ "-2147483648",
-  static_cast<int64>(0xFFFFFFFF80000000LL),
-{ false, false, true,  false, true,  false }},
-
-// 2^31 to 2^32-1
-{ "2147483648", 2147483648U,    { false, false, false, true,  true,  true  }},
-{ "4294967295", 4294967295U,    { false, false, false, true,  true,  true  }},
-
-// 2^32 to 2^63-1
-{ "4294967296", 4294967296LL,   { false, false, false, false, true,  true  }},
-{ "9223372036854775807",
-  9223372036854775807LL,        { false, false, false, false, true,  true  }},
-
-// -2^31-1 to -2^63
-{ "-2147483649", -2147483649LL, { false, false, false, false, true,  false }},
-{ "-9223372036854775808", static_cast<int64>(0x8000000000000000LL),
-  { false, false, false, false, true,  false }},
-
-// 2^63 to 2^64-1
-{ "9223372036854775808", static_cast<int64>(9223372036854775808ULL),
-  { false, false, false, false, false, true  }},
-{ "18446744073709551615", static_cast<int64>(18446744073709551615ULL),
-  { false, false, false, false, false, true  }},
-
-// >= 2^64
-{ "18446744073709551616", 0,    { false, false, false, false, false, false }},
-};
-
-const int kNumStrings = arraysize(kSuccessTable);
-
-// It's ugly to use a macro, but we apparently can't use the EXPECT_EQ
-// macro outside of a TEST block and this seems to be the only way to
-// avoid code duplication.  I can also pull off a couple nice tricks
-// using concatenation for the type I'm checking against.
-#define PARSE_FOR_TYPE(type, column) {                                   \
-  type r;                                                                \
-  for (int i = 0; i < kNumStrings; ++i) {                                \
-    RE2::Arg arg(&r);                                                    \
-    const char* const p = kSuccessTable[i].value_string;                 \
-    bool retval = arg.Parse(p, static_cast<int>(strlen(p)));             \
-    bool success = kSuccessTable[i].success[column];                     \
-    EXPECT_EQ(retval, success)                                           \
-        << "Parsing '" << p << "' for type " #type " should return "     \
-        << success;                                                      \
-    if (success) {                                                       \
-      EXPECT_EQ(r, (type)kSuccessTable[i].value);                        \
-    }                                                                    \
-  }                                                                      \
-}
-
-TEST(REArgTest, Int16Test) {
-  PARSE_FOR_TYPE(int16, 0);
-}
-
-TEST(REArgTest, Uint16Test) {
-  PARSE_FOR_TYPE(uint16, 1);
-}
-
-TEST(REArgTest, IntTest) {
-  PARSE_FOR_TYPE(int, 2);
-}
-
-TEST(REArgTest, UInt32Test) {
-  PARSE_FOR_TYPE(uint32, 3);
-}
-
-TEST(REArgTest, Iint64Test) {
-  PARSE_FOR_TYPE(int64, 4);
-}
-
-TEST(REArgTest, Uint64Test) {
-  PARSE_FOR_TYPE(uint64, 5);
-}
-
-}  // namespace re2