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// Copyright 2014 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 "mojo/public/cpp/bindings/string.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace mojo {
namespace test {
TEST(StringTest, DefaultIsNotNull) {
String s;
EXPECT_FALSE(s.is_null());
}
TEST(StringTest, ConstructedWithNULL) {
String s(nullptr);
EXPECT_TRUE(s.is_null());
}
TEST(StringTest, ConstructedWithNullCharPointer) {
const char* null = nullptr;
String s(null);
EXPECT_TRUE(s.is_null());
}
TEST(StringTest, AssignedNULL) {
String s("");
EXPECT_FALSE(s.is_null());
s = nullptr;
EXPECT_TRUE(s.is_null());
}
TEST(StringTest, Empty) {
String s("");
EXPECT_FALSE(s.is_null());
EXPECT_TRUE(s.get().empty());
}
TEST(StringTest, Basic) {
String s("hello world");
EXPECT_EQ(std::string("hello world"), s.get());
}
TEST(StringTest, Assignment) {
String s("hello world");
String t = s; // Makes a copy.
EXPECT_FALSE(t.is_null());
EXPECT_EQ(std::string("hello world"), t.get());
EXPECT_FALSE(s.is_null());
}
TEST(StringTest, Equality) {
String s("hello world");
String t("hello world");
EXPECT_EQ(s, t);
EXPECT_TRUE(s == s);
EXPECT_FALSE(s != s);
EXPECT_TRUE(s == t);
EXPECT_FALSE(s != t);
EXPECT_TRUE("hello world" == s);
EXPECT_TRUE(s == "hello world");
EXPECT_TRUE("not" != s);
EXPECT_FALSE("not" == s);
EXPECT_TRUE(s != "not");
EXPECT_FALSE(s == "not");
// Test null strings.
String n1;
String n2;
EXPECT_TRUE(n1 == n1);
EXPECT_FALSE(n1 != n2);
EXPECT_TRUE(n1 == n2);
EXPECT_FALSE(n1 != n2);
EXPECT_TRUE(n1 != s);
EXPECT_FALSE(n1 == s);
EXPECT_TRUE(s != n1);
EXPECT_FALSE(s == n1);
}
TEST(StringTest, LessThanNullness) {
String null;
String null2;
EXPECT_FALSE(null < null2);
EXPECT_FALSE(null2 < null);
String real("real");
EXPECT_TRUE(null < real);
EXPECT_FALSE(real < null);
}
} // namespace test
} // namespace mojo
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