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Diffstat (limited to 'third_party/abseil_cpp/absl/strings/str_replace_test.cc')
| -rw-r--r-- | third_party/abseil_cpp/absl/strings/str_replace_test.cc | 341 |
1 files changed, 0 insertions, 341 deletions
diff --git a/third_party/abseil_cpp/absl/strings/str_replace_test.cc b/third_party/abseil_cpp/absl/strings/str_replace_test.cc deleted file mode 100644 index 9d8c7f75b5..0000000000 --- a/third_party/abseil_cpp/absl/strings/str_replace_test.cc +++ /dev/null @@ -1,341 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// 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 -// -// https://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 "absl/strings/str_replace.h" - -#include <list> -#include <map> -#include <tuple> - -#include "gtest/gtest.h" -#include "absl/strings/str_cat.h" -#include "absl/strings/str_split.h" - -TEST(StrReplaceAll, OneReplacement) { - std::string s; - - // Empty string. - s = absl::StrReplaceAll(s, {{"", ""}}); - EXPECT_EQ(s, ""); - s = absl::StrReplaceAll(s, {{"x", ""}}); - EXPECT_EQ(s, ""); - s = absl::StrReplaceAll(s, {{"", "y"}}); - EXPECT_EQ(s, ""); - s = absl::StrReplaceAll(s, {{"x", "y"}}); - EXPECT_EQ(s, ""); - - // Empty substring. - s = absl::StrReplaceAll("abc", {{"", ""}}); - EXPECT_EQ(s, "abc"); - s = absl::StrReplaceAll("abc", {{"", "y"}}); - EXPECT_EQ(s, "abc"); - s = absl::StrReplaceAll("abc", {{"x", ""}}); - EXPECT_EQ(s, "abc"); - - // Substring not found. - s = absl::StrReplaceAll("abc", {{"xyz", "123"}}); - EXPECT_EQ(s, "abc"); - - // Replace entire string. - s = absl::StrReplaceAll("abc", {{"abc", "xyz"}}); - EXPECT_EQ(s, "xyz"); - - // Replace once at the start. - s = absl::StrReplaceAll("abc", {{"a", "x"}}); - EXPECT_EQ(s, "xbc"); - - // Replace once in the middle. - s = absl::StrReplaceAll("abc", {{"b", "x"}}); - EXPECT_EQ(s, "axc"); - - // Replace once at the end. - s = absl::StrReplaceAll("abc", {{"c", "x"}}); - EXPECT_EQ(s, "abx"); - - // Replace multiple times with varying lengths of original/replacement. - s = absl::StrReplaceAll("ababa", {{"a", "xxx"}}); - EXPECT_EQ(s, "xxxbxxxbxxx"); - - s = absl::StrReplaceAll("ababa", {{"b", "xxx"}}); - EXPECT_EQ(s, "axxxaxxxa"); - - s = absl::StrReplaceAll("aaabaaabaaa", {{"aaa", "x"}}); - EXPECT_EQ(s, "xbxbx"); - - s = absl::StrReplaceAll("abbbabbba", {{"bbb", "x"}}); - EXPECT_EQ(s, "axaxa"); - - // Overlapping matches are replaced greedily. - s = absl::StrReplaceAll("aaa", {{"aa", "x"}}); - EXPECT_EQ(s, "xa"); - - // The replacements are not recursive. - s = absl::StrReplaceAll("aaa", {{"aa", "a"}}); - EXPECT_EQ(s, "aa"); -} - -TEST(StrReplaceAll, ManyReplacements) { - std::string s; - - // Empty string. - s = absl::StrReplaceAll("", {{"", ""}, {"x", ""}, {"", "y"}, {"x", "y"}}); - EXPECT_EQ(s, ""); - - // Empty substring. - s = absl::StrReplaceAll("abc", {{"", ""}, {"", "y"}, {"x", ""}}); - EXPECT_EQ(s, "abc"); - - // Replace entire string, one char at a time - s = absl::StrReplaceAll("abc", {{"a", "x"}, {"b", "y"}, {"c", "z"}}); - EXPECT_EQ(s, "xyz"); - s = absl::StrReplaceAll("zxy", {{"z", "x"}, {"x", "y"}, {"y", "z"}}); - EXPECT_EQ(s, "xyz"); - - // Replace once at the start (longer matches take precedence) - s = absl::StrReplaceAll("abc", {{"a", "x"}, {"ab", "xy"}, {"abc", "xyz"}}); - EXPECT_EQ(s, "xyz"); - - // Replace once in the middle. - s = absl::StrReplaceAll( - "Abc!", {{"a", "x"}, {"ab", "xy"}, {"b", "y"}, {"bc", "yz"}, {"c", "z"}}); - EXPECT_EQ(s, "Ayz!"); - - // Replace once at the end. - s = absl::StrReplaceAll( - "Abc!", - {{"a", "x"}, {"ab", "xy"}, {"b", "y"}, {"bc!", "yz?"}, {"c!", "z;"}}); - EXPECT_EQ(s, "Ayz?"); - - // Replace multiple times with varying lengths of original/replacement. - s = absl::StrReplaceAll("ababa", {{"a", "xxx"}, {"b", "XXXX"}}); - EXPECT_EQ(s, "xxxXXXXxxxXXXXxxx"); - - // Overlapping matches are replaced greedily. - s = absl::StrReplaceAll("aaa", {{"aa", "x"}, {"a", "X"}}); - EXPECT_EQ(s, "xX"); - s = absl::StrReplaceAll("aaa", {{"a", "X"}, {"aa", "x"}}); - EXPECT_EQ(s, "xX"); - - // Two well-known sentences - s = absl::StrReplaceAll("the quick brown fox jumped over the lazy dogs", - { - {"brown", "box"}, - {"dogs", "jugs"}, - {"fox", "with"}, - {"jumped", "five"}, - {"over", "dozen"}, - {"quick", "my"}, - {"the", "pack"}, - {"the lazy", "liquor"}, - }); - EXPECT_EQ(s, "pack my box with five dozen liquor jugs"); -} - -TEST(StrReplaceAll, ManyReplacementsInMap) { - std::map<const char *, const char *> replacements; - replacements["$who"] = "Bob"; - replacements["$count"] = "5"; - replacements["#Noun"] = "Apples"; - std::string s = absl::StrReplaceAll("$who bought $count #Noun. Thanks $who!", - replacements); - EXPECT_EQ("Bob bought 5 Apples. Thanks Bob!", s); -} - -TEST(StrReplaceAll, ReplacementsInPlace) { - std::string s = std::string("$who bought $count #Noun. Thanks $who!"); - int count; - count = absl::StrReplaceAll({{"$count", absl::StrCat(5)}, - {"$who", "Bob"}, - {"#Noun", "Apples"}}, &s); - EXPECT_EQ(count, 4); - EXPECT_EQ("Bob bought 5 Apples. Thanks Bob!", s); -} - -TEST(StrReplaceAll, ReplacementsInPlaceInMap) { - std::string s = std::string("$who bought $count #Noun. Thanks $who!"); - std::map<absl::string_view, absl::string_view> replacements; - replacements["$who"] = "Bob"; - replacements["$count"] = "5"; - replacements["#Noun"] = "Apples"; - int count; - count = absl::StrReplaceAll(replacements, &s); - EXPECT_EQ(count, 4); - EXPECT_EQ("Bob bought 5 Apples. Thanks Bob!", s); -} - -struct Cont { - Cont() {} - explicit Cont(absl::string_view src) : data(src) {} - - absl::string_view data; -}; - -template <int index> -absl::string_view get(const Cont& c) { - auto splitter = absl::StrSplit(c.data, ':'); - auto it = splitter.begin(); - for (int i = 0; i < index; ++i) ++it; - - return *it; -} - -TEST(StrReplaceAll, VariableNumber) { - std::string s; - { - std::vector<std::pair<std::string, std::string>> replacements; - - s = "abc"; - EXPECT_EQ(0, absl::StrReplaceAll(replacements, &s)); - EXPECT_EQ("abc", s); - - s = "abc"; - replacements.push_back({"a", "A"}); - EXPECT_EQ(1, absl::StrReplaceAll(replacements, &s)); - EXPECT_EQ("Abc", s); - - s = "abc"; - replacements.push_back({"b", "B"}); - EXPECT_EQ(2, absl::StrReplaceAll(replacements, &s)); - EXPECT_EQ("ABc", s); - - s = "abc"; - replacements.push_back({"d", "D"}); - EXPECT_EQ(2, absl::StrReplaceAll(replacements, &s)); - EXPECT_EQ("ABc", s); - - EXPECT_EQ("ABcABc", absl::StrReplaceAll("abcabc", replacements)); - } - - { - std::map<const char*, const char*> replacements; - replacements["aa"] = "x"; - replacements["a"] = "X"; - s = "aaa"; - EXPECT_EQ(2, absl::StrReplaceAll(replacements, &s)); - EXPECT_EQ("xX", s); - - EXPECT_EQ("xxX", absl::StrReplaceAll("aaaaa", replacements)); - } - - { - std::list<std::pair<absl::string_view, absl::string_view>> replacements = { - {"a", "x"}, {"b", "y"}, {"c", "z"}}; - - std::string s = absl::StrReplaceAll("abc", replacements); - EXPECT_EQ(s, "xyz"); - } - - { - using X = std::tuple<absl::string_view, std::string, int>; - std::vector<X> replacements(3); - replacements[0] = X{"a", "x", 1}; - replacements[1] = X{"b", "y", 0}; - replacements[2] = X{"c", "z", -1}; - - std::string s = absl::StrReplaceAll("abc", replacements); - EXPECT_EQ(s, "xyz"); - } - - { - std::vector<Cont> replacements(3); - replacements[0] = Cont{"a:x"}; - replacements[1] = Cont{"b:y"}; - replacements[2] = Cont{"c:z"}; - - std::string s = absl::StrReplaceAll("abc", replacements); - EXPECT_EQ(s, "xyz"); - } -} - -// Same as above, but using the in-place variant of absl::StrReplaceAll, -// that returns the # of replacements performed. -TEST(StrReplaceAll, Inplace) { - std::string s; - int reps; - - // Empty string. - s = ""; - reps = absl::StrReplaceAll({{"", ""}, {"x", ""}, {"", "y"}, {"x", "y"}}, &s); - EXPECT_EQ(reps, 0); - EXPECT_EQ(s, ""); - - // Empty substring. - s = "abc"; - reps = absl::StrReplaceAll({{"", ""}, {"", "y"}, {"x", ""}}, &s); - EXPECT_EQ(reps, 0); - EXPECT_EQ(s, "abc"); - - // Replace entire string, one char at a time - s = "abc"; - reps = absl::StrReplaceAll({{"a", "x"}, {"b", "y"}, {"c", "z"}}, &s); - EXPECT_EQ(reps, 3); - EXPECT_EQ(s, "xyz"); - s = "zxy"; - reps = absl::StrReplaceAll({{"z", "x"}, {"x", "y"}, {"y", "z"}}, &s); - EXPECT_EQ(reps, 3); - EXPECT_EQ(s, "xyz"); - - // Replace once at the start (longer matches take precedence) - s = "abc"; - reps = absl::StrReplaceAll({{"a", "x"}, {"ab", "xy"}, {"abc", "xyz"}}, &s); - EXPECT_EQ(reps, 1); - EXPECT_EQ(s, "xyz"); - - // Replace once in the middle. - s = "Abc!"; - reps = absl::StrReplaceAll( - {{"a", "x"}, {"ab", "xy"}, {"b", "y"}, {"bc", "yz"}, {"c", "z"}}, &s); - EXPECT_EQ(reps, 1); - EXPECT_EQ(s, "Ayz!"); - - // Replace once at the end. - s = "Abc!"; - reps = absl::StrReplaceAll( - {{"a", "x"}, {"ab", "xy"}, {"b", "y"}, {"bc!", "yz?"}, {"c!", "z;"}}, &s); - EXPECT_EQ(reps, 1); - EXPECT_EQ(s, "Ayz?"); - - // Replace multiple times with varying lengths of original/replacement. - s = "ababa"; - reps = absl::StrReplaceAll({{"a", "xxx"}, {"b", "XXXX"}}, &s); - EXPECT_EQ(reps, 5); - EXPECT_EQ(s, "xxxXXXXxxxXXXXxxx"); - - // Overlapping matches are replaced greedily. - s = "aaa"; - reps = absl::StrReplaceAll({{"aa", "x"}, {"a", "X"}}, &s); - EXPECT_EQ(reps, 2); - EXPECT_EQ(s, "xX"); - s = "aaa"; - reps = absl::StrReplaceAll({{"a", "X"}, {"aa", "x"}}, &s); - EXPECT_EQ(reps, 2); - EXPECT_EQ(s, "xX"); - - // Two well-known sentences - s = "the quick brown fox jumped over the lazy dogs"; - reps = absl::StrReplaceAll( - { - {"brown", "box"}, - {"dogs", "jugs"}, - {"fox", "with"}, - {"jumped", "five"}, - {"over", "dozen"}, - {"quick", "my"}, - {"the", "pack"}, - {"the lazy", "liquor"}, - }, - &s); - EXPECT_EQ(reps, 8); - EXPECT_EQ(s, "pack my box with five dozen liquor jugs"); -} |