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Unified Diff: base/string_piece_unittest.cc

Issue 12982018: Move string_piece.h to base/strings. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 7 years, 9 months ago
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Index: base/string_piece_unittest.cc
diff --git a/base/string_piece_unittest.cc b/base/string_piece_unittest.cc
deleted file mode 100644
index e93dba8f78e69ef1dd5b7a7943b83c38214d181b..0000000000000000000000000000000000000000
--- a/base/string_piece_unittest.cc
+++ /dev/null
@@ -1,677 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include <string>
-
-#include "base/string16.h"
-#include "base/string_piece.h"
-#include "base/utf_string_conversions.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace base {
-
-template <typename T>
-class CommonStringPieceTest : public ::testing::Test {
- public:
- static const T as_string(const char* input) {
- return T(input);
- }
- static const T& as_string(const T& input) {
- return input;
- }
-};
-
-template <>
-class CommonStringPieceTest<string16> : public ::testing::Test {
- public:
- static const string16 as_string(const char* input) {
- return ASCIIToUTF16(input);
- }
- static const string16 as_string(const std::string& input) {
- return ASCIIToUTF16(input);
- }
-};
-
-typedef ::testing::Types<std::string, string16> SupportedStringTypes;
-
-TYPED_TEST_CASE(CommonStringPieceTest, SupportedStringTypes);
-
-TYPED_TEST(CommonStringPieceTest, CheckComparisonOperators) {
-#define CMP_Y(op, x, y) \
- { \
- TypeParam lhs(TestFixture::as_string(x)); \
- TypeParam rhs(TestFixture::as_string(y)); \
- ASSERT_TRUE( (BasicStringPiece<TypeParam>((lhs.c_str())) op \
- BasicStringPiece<TypeParam>((rhs.c_str())))); \
- ASSERT_TRUE( (BasicStringPiece<TypeParam>((lhs.c_str())).compare( \
- BasicStringPiece<TypeParam>((rhs.c_str()))) op 0)); \
- }
-
-#define CMP_N(op, x, y) \
- { \
- TypeParam lhs(TestFixture::as_string(x)); \
- TypeParam rhs(TestFixture::as_string(y)); \
- ASSERT_FALSE( (BasicStringPiece<TypeParam>((lhs.c_str())) op \
- BasicStringPiece<TypeParam>((rhs.c_str())))); \
- ASSERT_FALSE( (BasicStringPiece<TypeParam>((lhs.c_str())).compare( \
- BasicStringPiece<TypeParam>((rhs.c_str()))) op 0)); \
- }
-
- CMP_Y(==, "", "");
- CMP_Y(==, "a", "a");
- CMP_Y(==, "aa", "aa");
- CMP_N(==, "a", "");
- CMP_N(==, "", "a");
- CMP_N(==, "a", "b");
- CMP_N(==, "a", "aa");
- CMP_N(==, "aa", "a");
-
- CMP_N(!=, "", "");
- CMP_N(!=, "a", "a");
- CMP_N(!=, "aa", "aa");
- CMP_Y(!=, "a", "");
- CMP_Y(!=, "", "a");
- CMP_Y(!=, "a", "b");
- CMP_Y(!=, "a", "aa");
- CMP_Y(!=, "aa", "a");
-
- CMP_Y(<, "a", "b");
- CMP_Y(<, "a", "aa");
- CMP_Y(<, "aa", "b");
- CMP_Y(<, "aa", "bb");
- CMP_N(<, "a", "a");
- CMP_N(<, "b", "a");
- CMP_N(<, "aa", "a");
- CMP_N(<, "b", "aa");
- CMP_N(<, "bb", "aa");
-
- CMP_Y(<=, "a", "a");
- CMP_Y(<=, "a", "b");
- CMP_Y(<=, "a", "aa");
- CMP_Y(<=, "aa", "b");
- CMP_Y(<=, "aa", "bb");
- CMP_N(<=, "b", "a");
- CMP_N(<=, "aa", "a");
- CMP_N(<=, "b", "aa");
- CMP_N(<=, "bb", "aa");
-
- CMP_N(>=, "a", "b");
- CMP_N(>=, "a", "aa");
- CMP_N(>=, "aa", "b");
- CMP_N(>=, "aa", "bb");
- CMP_Y(>=, "a", "a");
- CMP_Y(>=, "b", "a");
- CMP_Y(>=, "aa", "a");
- CMP_Y(>=, "b", "aa");
- CMP_Y(>=, "bb", "aa");
-
- CMP_N(>, "a", "a");
- CMP_N(>, "a", "b");
- CMP_N(>, "a", "aa");
- CMP_N(>, "aa", "b");
- CMP_N(>, "aa", "bb");
- CMP_Y(>, "b", "a");
- CMP_Y(>, "aa", "a");
- CMP_Y(>, "b", "aa");
- CMP_Y(>, "bb", "aa");
-
- std::string x;
- for (int i = 0; i < 256; i++) {
- x += 'a';
- std::string y = x;
- CMP_Y(==, x, y);
- for (int j = 0; j < i; j++) {
- std::string z = x;
- z[j] = 'b'; // Differs in position 'j'
- CMP_N(==, x, z);
- }
- }
-
-#undef CMP_Y
-#undef CMP_N
-}
-
-TYPED_TEST(CommonStringPieceTest, CheckSTL) {
- TypeParam alphabet(TestFixture::as_string("abcdefghijklmnopqrstuvwxyz"));
- TypeParam abc(TestFixture::as_string("abc"));
- TypeParam xyz(TestFixture::as_string("xyz"));
- TypeParam foobar(TestFixture::as_string("foobar"));
-
- BasicStringPiece<TypeParam> a(alphabet);
- BasicStringPiece<TypeParam> b(abc);
- BasicStringPiece<TypeParam> c(xyz);
- BasicStringPiece<TypeParam> d(foobar);
- BasicStringPiece<TypeParam> e;
- TypeParam temp(TestFixture::as_string("123"));
- temp += static_cast<typename TypeParam::value_type>(0);
- temp += TestFixture::as_string("456");
- BasicStringPiece<TypeParam> f(temp);
-
- ASSERT_EQ(a[6], static_cast<typename TypeParam::value_type>('g'));
- ASSERT_EQ(b[0], static_cast<typename TypeParam::value_type>('a'));
- ASSERT_EQ(c[2], static_cast<typename TypeParam::value_type>('z'));
- ASSERT_EQ(f[3], static_cast<typename TypeParam::value_type>('\0'));
- ASSERT_EQ(f[5], static_cast<typename TypeParam::value_type>('5'));
-
- ASSERT_EQ(*d.data(), static_cast<typename TypeParam::value_type>('f'));
- ASSERT_EQ(d.data()[5], static_cast<typename TypeParam::value_type>('r'));
- ASSERT_TRUE(e.data() == NULL);
-
- ASSERT_EQ(*a.begin(), static_cast<typename TypeParam::value_type>('a'));
- ASSERT_EQ(*(b.begin() + 2), static_cast<typename TypeParam::value_type>('c'));
- ASSERT_EQ(*(c.end() - 1), static_cast<typename TypeParam::value_type>('z'));
-
- ASSERT_EQ(*a.rbegin(), static_cast<typename TypeParam::value_type>('z'));
- ASSERT_EQ(*(b.rbegin() + 2),
- static_cast<typename TypeParam::value_type>('a'));
- ASSERT_EQ(*(c.rend() - 1), static_cast<typename TypeParam::value_type>('x'));
- ASSERT_TRUE(a.rbegin() + 26 == a.rend());
-
- ASSERT_EQ(a.size(), 26U);
- ASSERT_EQ(b.size(), 3U);
- ASSERT_EQ(c.size(), 3U);
- ASSERT_EQ(d.size(), 6U);
- ASSERT_EQ(e.size(), 0U);
- ASSERT_EQ(f.size(), 7U);
-
- ASSERT_TRUE(!d.empty());
- ASSERT_TRUE(d.begin() != d.end());
- ASSERT_TRUE(d.begin() + 6 == d.end());
-
- ASSERT_TRUE(e.empty());
- ASSERT_TRUE(e.begin() == e.end());
-
- d.clear();
- ASSERT_EQ(d.size(), 0U);
- ASSERT_TRUE(d.empty());
- ASSERT_TRUE(d.data() == NULL);
- ASSERT_TRUE(d.begin() == d.end());
-
- ASSERT_GE(a.max_size(), a.capacity());
- ASSERT_GE(a.capacity(), a.size());
-}
-
-// STL stuff only supported by the std::string version
-TEST(StringPieceTest, CheckSTL) {
- StringPiece a("abcdefghijklmnopqrstuvwxyz");
- StringPiece b("abc");
- StringPiece c("xyz");
- StringPiece d("foobar");
- d.clear();
- StringPiece e;
- std::string temp("123");
- temp += '\0';
- temp += "456";
- StringPiece f(temp);
-
- char buf[4] = { '%', '%', '%', '%' };
- ASSERT_EQ(a.copy(buf, 4), 4U);
- ASSERT_EQ(buf[0], a[0]);
- ASSERT_EQ(buf[1], a[1]);
- ASSERT_EQ(buf[2], a[2]);
- ASSERT_EQ(buf[3], a[3]);
- ASSERT_EQ(a.copy(buf, 3, 7), 3U);
- ASSERT_EQ(buf[0], a[7]);
- ASSERT_EQ(buf[1], a[8]);
- ASSERT_EQ(buf[2], a[9]);
- ASSERT_EQ(buf[3], a[3]);
- ASSERT_EQ(c.copy(buf, 99), 3U);
- ASSERT_EQ(buf[0], c[0]);
- ASSERT_EQ(buf[1], c[1]);
- ASSERT_EQ(buf[2], c[2]);
- ASSERT_EQ(buf[3], a[3]);
-
- ASSERT_EQ(StringPiece::npos, std::string::npos);
-
- ASSERT_EQ(a.find(b), 0U);
- ASSERT_EQ(a.find(b, 1), StringPiece::npos);
- ASSERT_EQ(a.find(c), 23U);
- ASSERT_EQ(a.find(c, 9), 23U);
- ASSERT_EQ(a.find(c, StringPiece::npos), StringPiece::npos);
- ASSERT_EQ(b.find(c), StringPiece::npos);
- ASSERT_EQ(b.find(c, StringPiece::npos), StringPiece::npos);
- ASSERT_EQ(a.find(d), 0U);
- ASSERT_EQ(a.find(e), 0U);
- ASSERT_EQ(a.find(d, 12), 12U);
- ASSERT_EQ(a.find(e, 17), 17U);
- StringPiece g("xx not found bb");
- ASSERT_EQ(a.find(g), StringPiece::npos);
- // empty string nonsense
- ASSERT_EQ(d.find(b), StringPiece::npos);
- ASSERT_EQ(e.find(b), StringPiece::npos);
- ASSERT_EQ(d.find(b, 4), StringPiece::npos);
- ASSERT_EQ(e.find(b, 7), StringPiece::npos);
-
- size_t empty_search_pos = std::string().find(std::string());
- ASSERT_EQ(d.find(d), empty_search_pos);
- ASSERT_EQ(d.find(e), empty_search_pos);
- ASSERT_EQ(e.find(d), empty_search_pos);
- ASSERT_EQ(e.find(e), empty_search_pos);
- ASSERT_EQ(d.find(d, 4), std::string().find(std::string(), 4));
- ASSERT_EQ(d.find(e, 4), std::string().find(std::string(), 4));
- ASSERT_EQ(e.find(d, 4), std::string().find(std::string(), 4));
- ASSERT_EQ(e.find(e, 4), std::string().find(std::string(), 4));
-
- ASSERT_EQ(a.find('a'), 0U);
- ASSERT_EQ(a.find('c'), 2U);
- ASSERT_EQ(a.find('z'), 25U);
- ASSERT_EQ(a.find('$'), StringPiece::npos);
- ASSERT_EQ(a.find('\0'), StringPiece::npos);
- ASSERT_EQ(f.find('\0'), 3U);
- ASSERT_EQ(f.find('3'), 2U);
- ASSERT_EQ(f.find('5'), 5U);
- ASSERT_EQ(g.find('o'), 4U);
- ASSERT_EQ(g.find('o', 4), 4U);
- ASSERT_EQ(g.find('o', 5), 8U);
- ASSERT_EQ(a.find('b', 5), StringPiece::npos);
- // empty string nonsense
- ASSERT_EQ(d.find('\0'), StringPiece::npos);
- ASSERT_EQ(e.find('\0'), StringPiece::npos);
- ASSERT_EQ(d.find('\0', 4), StringPiece::npos);
- ASSERT_EQ(e.find('\0', 7), StringPiece::npos);
- ASSERT_EQ(d.find('x'), StringPiece::npos);
- ASSERT_EQ(e.find('x'), StringPiece::npos);
- ASSERT_EQ(d.find('x', 4), StringPiece::npos);
- ASSERT_EQ(e.find('x', 7), StringPiece::npos);
-
- ASSERT_EQ(a.rfind(b), 0U);
- ASSERT_EQ(a.rfind(b, 1), 0U);
- ASSERT_EQ(a.rfind(c), 23U);
- ASSERT_EQ(a.rfind(c, 22U), StringPiece::npos);
- ASSERT_EQ(a.rfind(c, 1U), StringPiece::npos);
- ASSERT_EQ(a.rfind(c, 0U), StringPiece::npos);
- ASSERT_EQ(b.rfind(c), StringPiece::npos);
- ASSERT_EQ(b.rfind(c, 0U), StringPiece::npos);
- ASSERT_EQ(a.rfind(d), (size_t) a.as_string().rfind(std::string()));
- ASSERT_EQ(a.rfind(e), a.as_string().rfind(std::string()));
- ASSERT_EQ(a.rfind(d, 12), 12U);
- ASSERT_EQ(a.rfind(e, 17), 17U);
- ASSERT_EQ(a.rfind(g), StringPiece::npos);
- ASSERT_EQ(d.rfind(b), StringPiece::npos);
- ASSERT_EQ(e.rfind(b), StringPiece::npos);
- ASSERT_EQ(d.rfind(b, 4), StringPiece::npos);
- ASSERT_EQ(e.rfind(b, 7), StringPiece::npos);
- // empty string nonsense
- ASSERT_EQ(d.rfind(d, 4), std::string().rfind(std::string()));
- ASSERT_EQ(e.rfind(d, 7), std::string().rfind(std::string()));
- ASSERT_EQ(d.rfind(e, 4), std::string().rfind(std::string()));
- ASSERT_EQ(e.rfind(e, 7), std::string().rfind(std::string()));
- ASSERT_EQ(d.rfind(d), std::string().rfind(std::string()));
- ASSERT_EQ(e.rfind(d), std::string().rfind(std::string()));
- ASSERT_EQ(d.rfind(e), std::string().rfind(std::string()));
- ASSERT_EQ(e.rfind(e), std::string().rfind(std::string()));
-
- ASSERT_EQ(g.rfind('o'), 8U);
- ASSERT_EQ(g.rfind('q'), StringPiece::npos);
- ASSERT_EQ(g.rfind('o', 8), 8U);
- ASSERT_EQ(g.rfind('o', 7), 4U);
- ASSERT_EQ(g.rfind('o', 3), StringPiece::npos);
- ASSERT_EQ(f.rfind('\0'), 3U);
- ASSERT_EQ(f.rfind('\0', 12), 3U);
- ASSERT_EQ(f.rfind('3'), 2U);
- ASSERT_EQ(f.rfind('5'), 5U);
- // empty string nonsense
- ASSERT_EQ(d.rfind('o'), StringPiece::npos);
- ASSERT_EQ(e.rfind('o'), StringPiece::npos);
- ASSERT_EQ(d.rfind('o', 4), StringPiece::npos);
- ASSERT_EQ(e.rfind('o', 7), StringPiece::npos);
-
- ASSERT_EQ(
- StringPiece("one,two:three;four").find_first_of(StringPiece(",:"), 1),
- 3U);
- ASSERT_EQ(a.find_first_of(b), 0U);
- ASSERT_EQ(a.find_first_of(b, 0), 0U);
- ASSERT_EQ(a.find_first_of(b, 1), 1U);
- ASSERT_EQ(a.find_first_of(b, 2), 2U);
- ASSERT_EQ(a.find_first_of(b, 3), StringPiece::npos);
- ASSERT_EQ(a.find_first_of(c), 23U);
- ASSERT_EQ(a.find_first_of(c, 23), 23U);
- ASSERT_EQ(a.find_first_of(c, 24), 24U);
- ASSERT_EQ(a.find_first_of(c, 25), 25U);
- ASSERT_EQ(a.find_first_of(c, 26), StringPiece::npos);
- ASSERT_EQ(g.find_first_of(b), 13U);
- ASSERT_EQ(g.find_first_of(c), 0U);
- ASSERT_EQ(a.find_first_of(f), StringPiece::npos);
- ASSERT_EQ(f.find_first_of(a), StringPiece::npos);
- // empty string nonsense
- ASSERT_EQ(a.find_first_of(d), StringPiece::npos);
- ASSERT_EQ(a.find_first_of(e), StringPiece::npos);
- ASSERT_EQ(d.find_first_of(b), StringPiece::npos);
- ASSERT_EQ(e.find_first_of(b), StringPiece::npos);
- ASSERT_EQ(d.find_first_of(d), StringPiece::npos);
- ASSERT_EQ(e.find_first_of(d), StringPiece::npos);
- ASSERT_EQ(d.find_first_of(e), StringPiece::npos);
- ASSERT_EQ(e.find_first_of(e), StringPiece::npos);
-
- ASSERT_EQ(a.find_first_not_of(b), 3U);
- ASSERT_EQ(a.find_first_not_of(c), 0U);
- ASSERT_EQ(b.find_first_not_of(a), StringPiece::npos);
- ASSERT_EQ(c.find_first_not_of(a), StringPiece::npos);
- ASSERT_EQ(f.find_first_not_of(a), 0U);
- ASSERT_EQ(a.find_first_not_of(f), 0U);
- ASSERT_EQ(a.find_first_not_of(d), 0U);
- ASSERT_EQ(a.find_first_not_of(e), 0U);
- // empty string nonsense
- ASSERT_EQ(d.find_first_not_of(a), StringPiece::npos);
- ASSERT_EQ(e.find_first_not_of(a), StringPiece::npos);
- ASSERT_EQ(d.find_first_not_of(d), StringPiece::npos);
- ASSERT_EQ(e.find_first_not_of(d), StringPiece::npos);
- ASSERT_EQ(d.find_first_not_of(e), StringPiece::npos);
- ASSERT_EQ(e.find_first_not_of(e), StringPiece::npos);
-
- StringPiece h("====");
- ASSERT_EQ(h.find_first_not_of('='), StringPiece::npos);
- ASSERT_EQ(h.find_first_not_of('=', 3), StringPiece::npos);
- ASSERT_EQ(h.find_first_not_of('\0'), 0U);
- ASSERT_EQ(g.find_first_not_of('x'), 2U);
- ASSERT_EQ(f.find_first_not_of('\0'), 0U);
- ASSERT_EQ(f.find_first_not_of('\0', 3), 4U);
- ASSERT_EQ(f.find_first_not_of('\0', 2), 2U);
- // empty string nonsense
- ASSERT_EQ(d.find_first_not_of('x'), StringPiece::npos);
- ASSERT_EQ(e.find_first_not_of('x'), StringPiece::npos);
- ASSERT_EQ(d.find_first_not_of('\0'), StringPiece::npos);
- ASSERT_EQ(e.find_first_not_of('\0'), StringPiece::npos);
-
- // StringPiece g("xx not found bb");
- StringPiece i("56");
- ASSERT_EQ(h.find_last_of(a), StringPiece::npos);
- ASSERT_EQ(g.find_last_of(a), g.size()-1);
- ASSERT_EQ(a.find_last_of(b), 2U);
- ASSERT_EQ(a.find_last_of(c), a.size()-1);
- ASSERT_EQ(f.find_last_of(i), 6U);
- ASSERT_EQ(a.find_last_of('a'), 0U);
- ASSERT_EQ(a.find_last_of('b'), 1U);
- ASSERT_EQ(a.find_last_of('z'), 25U);
- ASSERT_EQ(a.find_last_of('a', 5), 0U);
- ASSERT_EQ(a.find_last_of('b', 5), 1U);
- ASSERT_EQ(a.find_last_of('b', 0), StringPiece::npos);
- ASSERT_EQ(a.find_last_of('z', 25), 25U);
- ASSERT_EQ(a.find_last_of('z', 24), StringPiece::npos);
- ASSERT_EQ(f.find_last_of(i, 5), 5U);
- ASSERT_EQ(f.find_last_of(i, 6), 6U);
- ASSERT_EQ(f.find_last_of(a, 4), StringPiece::npos);
- // empty string nonsense
- ASSERT_EQ(f.find_last_of(d), StringPiece::npos);
- ASSERT_EQ(f.find_last_of(e), StringPiece::npos);
- ASSERT_EQ(f.find_last_of(d, 4), StringPiece::npos);
- ASSERT_EQ(f.find_last_of(e, 4), StringPiece::npos);
- ASSERT_EQ(d.find_last_of(d), StringPiece::npos);
- ASSERT_EQ(d.find_last_of(e), StringPiece::npos);
- ASSERT_EQ(e.find_last_of(d), StringPiece::npos);
- ASSERT_EQ(e.find_last_of(e), StringPiece::npos);
- ASSERT_EQ(d.find_last_of(f), StringPiece::npos);
- ASSERT_EQ(e.find_last_of(f), StringPiece::npos);
- ASSERT_EQ(d.find_last_of(d, 4), StringPiece::npos);
- ASSERT_EQ(d.find_last_of(e, 4), StringPiece::npos);
- ASSERT_EQ(e.find_last_of(d, 4), StringPiece::npos);
- ASSERT_EQ(e.find_last_of(e, 4), StringPiece::npos);
- ASSERT_EQ(d.find_last_of(f, 4), StringPiece::npos);
- ASSERT_EQ(e.find_last_of(f, 4), StringPiece::npos);
-
- ASSERT_EQ(a.find_last_not_of(b), a.size()-1);
- ASSERT_EQ(a.find_last_not_of(c), 22U);
- ASSERT_EQ(b.find_last_not_of(a), StringPiece::npos);
- ASSERT_EQ(b.find_last_not_of(b), StringPiece::npos);
- ASSERT_EQ(f.find_last_not_of(i), 4U);
- ASSERT_EQ(a.find_last_not_of(c, 24), 22U);
- ASSERT_EQ(a.find_last_not_of(b, 3), 3U);
- ASSERT_EQ(a.find_last_not_of(b, 2), StringPiece::npos);
- // empty string nonsense
- ASSERT_EQ(f.find_last_not_of(d), f.size()-1);
- ASSERT_EQ(f.find_last_not_of(e), f.size()-1);
- ASSERT_EQ(f.find_last_not_of(d, 4), 4U);
- ASSERT_EQ(f.find_last_not_of(e, 4), 4U);
- ASSERT_EQ(d.find_last_not_of(d), StringPiece::npos);
- ASSERT_EQ(d.find_last_not_of(e), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of(d), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of(e), StringPiece::npos);
- ASSERT_EQ(d.find_last_not_of(f), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of(f), StringPiece::npos);
- ASSERT_EQ(d.find_last_not_of(d, 4), StringPiece::npos);
- ASSERT_EQ(d.find_last_not_of(e, 4), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of(d, 4), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of(e, 4), StringPiece::npos);
- ASSERT_EQ(d.find_last_not_of(f, 4), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of(f, 4), StringPiece::npos);
-
- ASSERT_EQ(h.find_last_not_of('x'), h.size() - 1);
- ASSERT_EQ(h.find_last_not_of('='), StringPiece::npos);
- ASSERT_EQ(b.find_last_not_of('c'), 1U);
- ASSERT_EQ(h.find_last_not_of('x', 2), 2U);
- ASSERT_EQ(h.find_last_not_of('=', 2), StringPiece::npos);
- ASSERT_EQ(b.find_last_not_of('b', 1), 0U);
- // empty string nonsense
- ASSERT_EQ(d.find_last_not_of('x'), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of('x'), StringPiece::npos);
- ASSERT_EQ(d.find_last_not_of('\0'), StringPiece::npos);
- ASSERT_EQ(e.find_last_not_of('\0'), StringPiece::npos);
-
- ASSERT_EQ(a.substr(0, 3), b);
- ASSERT_EQ(a.substr(23), c);
- ASSERT_EQ(a.substr(23, 3), c);
- ASSERT_EQ(a.substr(23, 99), c);
- ASSERT_EQ(a.substr(0), a);
- ASSERT_EQ(a.substr(3, 2), "de");
- // empty string nonsense
- ASSERT_EQ(a.substr(99, 2), e);
- ASSERT_EQ(d.substr(99), e);
- ASSERT_EQ(d.substr(0, 99), e);
- ASSERT_EQ(d.substr(99, 99), e);
-}
-
-TYPED_TEST(CommonStringPieceTest, CheckCustom) {
- TypeParam foobar(TestFixture::as_string("foobar"));
- BasicStringPiece<TypeParam> a(foobar);
- TypeParam s1(TestFixture::as_string("123"));
- s1 += static_cast<typename TypeParam::value_type>('\0');
- s1 += TestFixture::as_string("456");
- BasicStringPiece<TypeParam> b(s1);
- BasicStringPiece<TypeParam> e;
- TypeParam s2;
-
- // remove_prefix
- BasicStringPiece<TypeParam> c(a);
- c.remove_prefix(3);
- ASSERT_EQ(c, TestFixture::as_string("bar"));
- c = a;
- c.remove_prefix(0);
- ASSERT_EQ(c, a);
- c.remove_prefix(c.size());
- ASSERT_EQ(c, e);
-
- // remove_suffix
- c = a;
- c.remove_suffix(3);
- ASSERT_EQ(c, TestFixture::as_string("foo"));
- c = a;
- c.remove_suffix(0);
- ASSERT_EQ(c, a);
- c.remove_suffix(c.size());
- ASSERT_EQ(c, e);
-
- // set
- c.set(foobar.c_str());
- ASSERT_EQ(c, a);
- c.set(foobar.c_str(), 6);
- ASSERT_EQ(c, a);
- c.set(foobar.c_str(), 0);
- ASSERT_EQ(c, e);
- c.set(foobar.c_str(), 7); // Note, has an embedded NULL
- ASSERT_NE(c, a);
-
- // as_string
- TypeParam s3(a.as_string().c_str(), 7); // Note, has an embedded NULL
- ASSERT_TRUE(c == s3);
- TypeParam s4(e.as_string());
- ASSERT_TRUE(s4.empty());
-}
-
-TEST(StringPieceTest, CheckCustom) {
- StringPiece a("foobar");
- std::string s1("123");
- s1 += '\0';
- s1 += "456";
- StringPiece b(s1);
- StringPiece e;
- std::string s2;
-
- // CopyToString
- a.CopyToString(&s2);
- ASSERT_EQ(s2.size(), 6U);
- ASSERT_EQ(s2, "foobar");
- b.CopyToString(&s2);
- ASSERT_EQ(s2.size(), 7U);
- ASSERT_EQ(s1, s2);
- e.CopyToString(&s2);
- ASSERT_TRUE(s2.empty());
-
- // AppendToString
- s2.erase();
- a.AppendToString(&s2);
- ASSERT_EQ(s2.size(), 6U);
- ASSERT_EQ(s2, "foobar");
- a.AppendToString(&s2);
- ASSERT_EQ(s2.size(), 12U);
- ASSERT_EQ(s2, "foobarfoobar");
-
- // starts_with
- ASSERT_TRUE(a.starts_with(a));
- ASSERT_TRUE(a.starts_with("foo"));
- ASSERT_TRUE(a.starts_with(e));
- ASSERT_TRUE(b.starts_with(s1));
- ASSERT_TRUE(b.starts_with(b));
- ASSERT_TRUE(b.starts_with(e));
- ASSERT_TRUE(e.starts_with(""));
- ASSERT_TRUE(!a.starts_with(b));
- ASSERT_TRUE(!b.starts_with(a));
- ASSERT_TRUE(!e.starts_with(a));
-
- // ends with
- ASSERT_TRUE(a.ends_with(a));
- ASSERT_TRUE(a.ends_with("bar"));
- ASSERT_TRUE(a.ends_with(e));
- ASSERT_TRUE(b.ends_with(s1));
- ASSERT_TRUE(b.ends_with(b));
- ASSERT_TRUE(b.ends_with(e));
- ASSERT_TRUE(e.ends_with(""));
- ASSERT_TRUE(!a.ends_with(b));
- ASSERT_TRUE(!b.ends_with(a));
- ASSERT_TRUE(!e.ends_with(a));
-
- StringPiece c;
- c.set(static_cast<const void*>("foobar"), 6);
- ASSERT_EQ(c, a);
- c.set(static_cast<const void*>("foobar"), 0);
- ASSERT_EQ(c, e);
- c.set(static_cast<const void*>("foobar"), 7);
- ASSERT_NE(c, a);
-}
-
-TYPED_TEST(CommonStringPieceTest, CheckNULL) {
- // we used to crash here, but now we don't.
- BasicStringPiece<TypeParam> s(NULL);
- ASSERT_EQ(s.data(), (const typename TypeParam::value_type*)NULL);
- ASSERT_EQ(s.size(), 0U);
-
- s.set(NULL);
- ASSERT_EQ(s.data(), (const typename TypeParam::value_type*)NULL);
- ASSERT_EQ(s.size(), 0U);
-
- TypeParam str = s.as_string();
- ASSERT_EQ(str.length(), 0U);
- ASSERT_EQ(str, TypeParam());
-}
-
-TYPED_TEST(CommonStringPieceTest, CheckComparisons2) {
- TypeParam alphabet(TestFixture::as_string("abcdefghijklmnopqrstuvwxyz"));
- TypeParam alphabet_z(TestFixture::as_string("abcdefghijklmnopqrstuvwxyzz"));
- TypeParam alphabet_y(TestFixture::as_string("abcdefghijklmnopqrstuvwxyy"));
- BasicStringPiece<TypeParam> abc(alphabet);
-
- // check comparison operations on strings longer than 4 bytes.
- ASSERT_TRUE(abc == BasicStringPiece<TypeParam>(alphabet));
- ASSERT_TRUE(abc.compare(BasicStringPiece<TypeParam>(alphabet)) == 0);
-
- ASSERT_TRUE(abc < BasicStringPiece<TypeParam>(alphabet_z));
- ASSERT_TRUE(abc.compare(BasicStringPiece<TypeParam>(alphabet_z)) < 0);
-
- ASSERT_TRUE(abc > BasicStringPiece<TypeParam>(alphabet_y));
- ASSERT_TRUE(abc.compare(BasicStringPiece<TypeParam>(alphabet_y)) > 0);
-}
-
-// Test operations only supported by std::string version.
-TEST(StringPieceTest, CheckComparisons2) {
- StringPiece abc("abcdefghijklmnopqrstuvwxyz");
-
- // starts_with
- ASSERT_TRUE(abc.starts_with(abc));
- ASSERT_TRUE(abc.starts_with("abcdefghijklm"));
- ASSERT_TRUE(!abc.starts_with("abcdefguvwxyz"));
-
- // ends_with
- ASSERT_TRUE(abc.ends_with(abc));
- ASSERT_TRUE(!abc.ends_with("abcdefguvwxyz"));
- ASSERT_TRUE(abc.ends_with("nopqrstuvwxyz"));
-}
-
-TYPED_TEST(CommonStringPieceTest, StringCompareNotAmbiguous) {
- ASSERT_TRUE(TestFixture::as_string("hello").c_str() ==
- TestFixture::as_string("hello"));
- ASSERT_TRUE(TestFixture::as_string("hello").c_str() <
- TestFixture::as_string("world"));
-}
-
-TYPED_TEST(CommonStringPieceTest, HeterogenousStringPieceEquals) {
- TypeParam hello(TestFixture::as_string("hello"));
-
- ASSERT_TRUE(BasicStringPiece<TypeParam>(hello) == hello);
- ASSERT_TRUE(hello.c_str() == BasicStringPiece<TypeParam>(hello));
-}
-
-// string16-specific stuff
-TEST(StringPiece16Test, CheckSTL) {
- // Check some non-ascii characters.
- string16 fifth(ASCIIToUTF16("123"));
- fifth.push_back(0x0000);
- fifth.push_back(0xd8c5);
- fifth.push_back(0xdffe);
- StringPiece16 f(fifth);
-
- ASSERT_EQ(f[3], '\0');
- ASSERT_EQ(f[5], static_cast<char16>(0xdffe));
-
- ASSERT_EQ(f.size(), 6U);
-}
-
-
-
-TEST(StringPiece16Test, CheckConversion) {
- // Make sure that we can convert from UTF8 to UTF16 and back. We use a two
- // byte character (G clef) to test this.
- ASSERT_EQ(
- UTF16ToUTF8(
- StringPiece16(UTF8ToUTF16("\xf0\x9d\x84\x9e")).as_string()),
- "\xf0\x9d\x84\x9e");
-}
-
-TYPED_TEST(CommonStringPieceTest, CheckConstructors) {
- TypeParam str(TestFixture::as_string("hello world"));
- TypeParam empty;
-
- ASSERT_TRUE(str == BasicStringPiece<TypeParam>(str));
- ASSERT_TRUE(str == BasicStringPiece<TypeParam>(str.c_str()));
- ASSERT_TRUE(TestFixture::as_string("hello") ==
- BasicStringPiece<TypeParam>(str.c_str(), 5));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>(str.c_str(), 0U));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>(NULL));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>(NULL, 0U));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>());
- ASSERT_TRUE(str == BasicStringPiece<TypeParam>(str.begin(), str.end()));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>(str.begin(), str.begin()));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>(empty));
- ASSERT_TRUE(empty == BasicStringPiece<TypeParam>(empty.begin(), empty.end()));
-}
-
-} // namespace base
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