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-rw-r--r--webrtc/base/maybe_unittest.cc485
1 files changed, 0 insertions, 485 deletions
diff --git a/webrtc/base/maybe_unittest.cc b/webrtc/base/maybe_unittest.cc
deleted file mode 100644
index 73fdc90873..0000000000
--- a/webrtc/base/maybe_unittest.cc
+++ /dev/null
@@ -1,485 +0,0 @@
-/*
- * Copyright 2015 The WebRTC Project Authors. All rights reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <sstream>
-#include <string>
-#include <utility>
-#include <vector>
-
-#include "webrtc/base/gunit.h"
-#include "webrtc/base/maybe.h"
-
-namespace rtc {
-
-namespace {
-
-// Class whose instances logs various method calls (constructor, destructor,
-// etc.). Each instance has a unique ID (a simple global sequence number) and
-// an origin ID. When a copy is made, the new object gets a fresh ID but copies
-// the origin ID from the original. When a new Logger is created from scratch,
-// it gets a fresh ID, and the origin ID is the same as the ID (default
-// constructor) or given as an argument (explicit constructor).
-class Logger {
- public:
- Logger() : id_(next_id_++), origin_(id_) { Log("default constructor"); }
- explicit Logger(int origin) : id_(next_id_++), origin_(origin) {
- Log("explicit constructor");
- }
- Logger(const Logger& other) : id_(next_id_++), origin_(other.origin_) {
- LogFrom("copy constructor", other);
- }
- Logger(Logger&& other) : id_(next_id_++), origin_(other.origin_) {
- LogFrom("move constructor", other);
- }
- ~Logger() { Log("destructor"); }
- Logger& operator=(const Logger& other) {
- origin_ = other.origin_;
- LogFrom("operator= copy", other);
- return *this;
- }
- Logger& operator=(Logger&& other) {
- origin_ = other.origin_;
- LogFrom("operator= move", other);
- return *this;
- }
- friend void swap(Logger& a, Logger& b) {
- using std::swap;
- swap(a.origin_, b.origin_);
- Log2("swap", a, b);
- }
- friend bool operator==(const Logger& a, const Logger& b) {
- Log2("operator==", a, b);
- return a.origin_ == b.origin_;
- }
- friend bool operator!=(const Logger& a, const Logger& b) {
- Log2("operator!=", a, b);
- return a.origin_ != b.origin_;
- }
- void Foo() { Log("Foo()"); }
- void Foo() const { Log("Foo() const"); }
- static rtc::scoped_ptr<std::vector<std::string>> Setup() {
- auto s = rtc_make_scoped_ptr(new std::vector<std::string>);
- Logger::log_ = s.get();
- Logger::next_id_ = 0;
- return s;
- }
-
- private:
- int id_;
- int origin_;
- static std::vector<std::string>* log_;
- static int next_id_;
- void Log(const char* msg) const {
- std::ostringstream oss;
- oss << id_ << ':' << origin_ << ". " << msg;
- log_->push_back(oss.str());
- }
- void LogFrom(const char* msg, const Logger& other) const {
- std::ostringstream oss;
- oss << id_ << ':' << origin_ << ". " << msg << " (from " << other.id_ << ':'
- << other.origin_ << ")";
- log_->push_back(oss.str());
- }
- static void Log2(const char* msg, const Logger& a, const Logger& b) {
- std::ostringstream oss;
- oss << msg << ' ' << a.id_ << ':' << a.origin_ << ", " << b.id_ << ':'
- << b.origin_;
- log_->push_back(oss.str());
- }
-};
-
-std::vector<std::string>* Logger::log_ = nullptr;
-int Logger::next_id_ = 0;
-
-// Append all the other args to the vector pointed to by the first arg.
-template <typename T>
-void VectorAppend(std::vector<T>* v) {}
-template <typename T, typename... Ts>
-void VectorAppend(std::vector<T>* v, const T& e, Ts... es) {
- v->push_back(e);
- VectorAppend(v, es...);
-}
-
-// Create a vector of strings. Because we're not allowed to use
-// std::initializer_list.
-template <typename... Ts>
-std::vector<std::string> V(Ts... es) {
- std::vector<std::string> strings;
- VectorAppend(&strings, static_cast<std::string>(es)...);
- return strings;
-}
-
-} // namespace
-
-TEST(MaybeTest, TestConstructDefault) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- EXPECT_FALSE(x);
- }
- EXPECT_EQ(V("0:0. default constructor", "0:0. destructor"), *log);
-}
-
-TEST(MaybeTest, TestConstructCopyEmpty) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- EXPECT_FALSE(x);
- auto y = x;
- EXPECT_FALSE(y);
- }
- EXPECT_EQ(V("0:0. default constructor", "1:0. copy constructor (from 0:0)",
- "1:0. destructor", "0:0. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestConstructCopyFull) {
- auto log = Logger::Setup();
- {
- Logger a;
- Maybe<Logger> x = a;
- EXPECT_TRUE(x);
- log->push_back("---");
- auto y = x;
- EXPECT_TRUE(y);
- log->push_back("---");
- }
- EXPECT_EQ(V("0:0. default constructor", "1:0. copy constructor (from 0:0)",
- "---", "2:0. copy constructor (from 1:0)", "---",
- "2:0. destructor", "1:0. destructor", "0:0. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestConstructMoveEmpty) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- EXPECT_FALSE(x);
- auto y = static_cast<Maybe<Logger>&&>(x);
- EXPECT_FALSE(y);
- }
- EXPECT_EQ(V("0:0. default constructor", "1:0. move constructor (from 0:0)",
- "1:0. destructor", "0:0. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestConstructMoveFull) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- EXPECT_TRUE(x);
- log->push_back("---");
- auto y = static_cast<Maybe<Logger>&&>(x);
- EXPECT_TRUE(x);
- EXPECT_TRUE(y);
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "---", "2:17. move constructor (from 1:17)", "---",
- "2:17. destructor", "1:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestCopyAssignToEmptyFromEmpty) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x, y;
- x = y;
- }
- EXPECT_EQ(
- V("0:0. default constructor", "1:1. default constructor",
- "0:1. operator= copy (from 1:1)", "1:1. destructor", "0:1. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestCopyAssignToFullFromEmpty) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- Maybe<Logger> y;
- log->push_back("---");
- x = y;
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "2:2. default constructor", "---",
- "1:2. operator= copy (from 2:2)", "---", "2:2. destructor",
- "1:2. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestCopyAssignToEmptyFromFull) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- Maybe<Logger> y = Logger(17);
- log->push_back("---");
- x = y;
- log->push_back("---");
- }
- EXPECT_EQ(V("0:0. default constructor", "1:17. explicit constructor",
- "2:17. move constructor (from 1:17)", "1:17. destructor", "---",
- "0:17. operator= copy (from 2:17)", "---", "2:17. destructor",
- "0:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestCopyAssignToFullFromFull) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- Maybe<Logger> y = Logger(42);
- log->push_back("---");
- x = y;
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "2:42. explicit constructor",
- "3:42. move constructor (from 2:42)", "2:42. destructor", "---",
- "1:42. operator= copy (from 3:42)", "---", "3:42. destructor",
- "1:42. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestCopyAssignToEmptyFromT) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- Logger y(17);
- log->push_back("---");
- x = y;
- log->push_back("---");
- }
- EXPECT_EQ(V("0:0. default constructor", "1:17. explicit constructor", "---",
- "0:17. operator= copy (from 1:17)", "---", "1:17. destructor",
- "0:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestCopyAssignToFullFromT) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- Logger y(42);
- log->push_back("---");
- x = y;
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "2:42. explicit constructor", "---",
- "1:42. operator= copy (from 2:42)", "---", "2:42. destructor",
- "1:42. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestMoveAssignToEmptyFromEmpty) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x, y;
- x = static_cast<Maybe<Logger>&&>(y);
- }
- EXPECT_EQ(
- V("0:0. default constructor", "1:1. default constructor",
- "0:1. operator= move (from 1:1)", "1:1. destructor", "0:1. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestMoveAssignToFullFromEmpty) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- Maybe<Logger> y;
- log->push_back("---");
- x = static_cast<Maybe<Logger>&&>(y);
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "2:2. default constructor", "---",
- "1:2. operator= move (from 2:2)", "---", "2:2. destructor",
- "1:2. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestMoveAssignToEmptyFromFull) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- Maybe<Logger> y = Logger(17);
- log->push_back("---");
- x = static_cast<Maybe<Logger>&&>(y);
- log->push_back("---");
- }
- EXPECT_EQ(V("0:0. default constructor", "1:17. explicit constructor",
- "2:17. move constructor (from 1:17)", "1:17. destructor", "---",
- "0:17. operator= move (from 2:17)", "---", "2:17. destructor",
- "0:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestMoveAssignToFullFromFull) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- Maybe<Logger> y = Logger(42);
- log->push_back("---");
- x = static_cast<Maybe<Logger>&&>(y);
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "2:42. explicit constructor",
- "3:42. move constructor (from 2:42)", "2:42. destructor", "---",
- "1:42. operator= move (from 3:42)", "---", "3:42. destructor",
- "1:42. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestMoveAssignToEmptyFromT) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x;
- Logger y(17);
- log->push_back("---");
- x = static_cast<Logger&&>(y);
- log->push_back("---");
- }
- EXPECT_EQ(V("0:0. default constructor", "1:17. explicit constructor", "---",
- "0:17. operator= move (from 1:17)", "---", "1:17. destructor",
- "0:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestMoveAssignToFullFromT) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(17);
- Logger y(42);
- log->push_back("---");
- x = static_cast<Logger&&>(y);
- log->push_back("---");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:17. move constructor (from 0:17)",
- "0:17. destructor", "2:42. explicit constructor", "---",
- "1:42. operator= move (from 2:42)", "---", "2:42. destructor",
- "1:42. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestDereference) {
- auto log = Logger::Setup();
- {
- Maybe<Logger> x = Logger(42);
- const auto& y = x;
- log->push_back("---");
- x->Foo();
- y->Foo();
- static_cast<Maybe<Logger>&&>(x)->Foo();
- static_cast<const Maybe<Logger>&&>(y)->Foo();
- log->push_back("---");
- (*x).Foo();
- (*y).Foo();
- (*static_cast<Maybe<Logger>&&>(x)).Foo();
- (*static_cast<const Maybe<Logger>&&>(y)).Foo();
- log->push_back("---");
- }
- EXPECT_EQ(V("0:42. explicit constructor",
- "1:42. move constructor (from 0:42)", "0:42. destructor", "---",
- "1:42. Foo()", "1:42. Foo() const", "1:42. Foo()",
- "1:42. Foo() const", "---", "1:42. Foo()", "1:42. Foo() const",
- "1:42. Foo()", "1:42. Foo() const", "---", "1:42. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestDereferenceWithDefault) {
- auto log = Logger::Setup();
- {
- const Logger a(17), b(42);
- Maybe<Logger> x(a);
- Maybe<Logger> y;
- log->push_back("-1-");
- EXPECT_EQ(a, x.value_or(Logger(42)));
- log->push_back("-2-");
- EXPECT_EQ(b, y.value_or(Logger(42)));
- log->push_back("-3-");
- EXPECT_EQ(a, Maybe<Logger>(Logger(17)).value_or(b));
- log->push_back("-4-");
- EXPECT_EQ(b, Maybe<Logger>().value_or(b));
- log->push_back("-5-");
- }
- EXPECT_EQ(
- V("0:17. explicit constructor", "1:42. explicit constructor",
- "2:17. copy constructor (from 0:17)", "3:3. default constructor", "-1-",
- "4:42. explicit constructor", "operator== 0:17, 2:17",
- "4:42. destructor", "-2-", "5:42. explicit constructor",
- "operator== 1:42, 5:42", "5:42. destructor", "-3-",
- "6:17. explicit constructor", "7:17. move constructor (from 6:17)",
- "operator== 0:17, 7:17", "7:17. destructor", "6:17. destructor", "-4-",
- "8:8. default constructor", "operator== 1:42, 1:42", "8:8. destructor",
- "-5-", "3:3. destructor", "2:17. destructor", "1:42. destructor",
- "0:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestEquality) {
- auto log = Logger::Setup();
- {
- Logger a(17), b(42);
- Maybe<Logger> ma1(a), ma2(a), mb(b), me1, me2;
- log->push_back("---");
- EXPECT_EQ(ma1, ma1);
- EXPECT_EQ(ma1, ma2);
- EXPECT_NE(ma1, mb);
- EXPECT_NE(ma1, me1);
- EXPECT_EQ(me1, me1);
- EXPECT_EQ(me1, me2);
- log->push_back("---");
- }
- EXPECT_EQ(V("0:17. explicit constructor", "1:42. explicit constructor",
- "2:17. copy constructor (from 0:17)",
- "3:17. copy constructor (from 0:17)",
- "4:42. copy constructor (from 1:42)", "5:5. default constructor",
- "6:6. default constructor", "---", "operator== 2:17, 2:17",
- "operator== 2:17, 3:17", "operator!= 2:17, 4:42", "---",
- "6:6. destructor", "5:5. destructor", "4:42. destructor",
- "3:17. destructor", "2:17. destructor", "1:42. destructor",
- "0:17. destructor"),
- *log);
-}
-
-TEST(MaybeTest, TestSwap) {
- auto log = Logger::Setup();
- {
- Logger a(17), b(42);
- Maybe<Logger> x1(a), x2(b), y1(a), y2, z1, z2;
- log->push_back("---");
- swap(x1, x2); // Swap full <-> full.
- swap(y1, y2); // Swap full <-> empty.
- swap(z1, z2); // Swap empty <-> empty.
- log->push_back("---");
- }
- EXPECT_EQ(V("0:17. explicit constructor", "1:42. explicit constructor",
- "2:17. copy constructor (from 0:17)",
- "3:42. copy constructor (from 1:42)",
- "4:17. copy constructor (from 0:17)", "5:5. default constructor",
- "6:6. default constructor", "7:7. default constructor", "---",
- "swap 2:42, 3:17", "swap 4:5, 5:17", "swap 6:7, 7:6", "---",
- "7:6. destructor", "6:7. destructor", "5:17. destructor",
- "4:5. destructor", "3:17. destructor", "2:42. destructor",
- "1:42. destructor", "0:17. destructor"),
- *log);
-}
-
-} // namespace rtc
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 22:15:24 +0000