Reland "libutils: Introduce StaticString16""
This reverts commit 1270e4fbf17402fb01dbfa7928a654d41d8553ee.
Bug: 138856262
Test: Run unit tests.
Change-Id: I37be01d7d4f98a83078870cb0917275336fa2bbd
Merged-In: I8da93f2c9b95183e32d4a2ea895f90c449abbe4d
diff --git a/libutils/String16_test.cpp b/libutils/String16_test.cpp
new file mode 100644
index 0000000..f1f24c3
--- /dev/null
+++ b/libutils/String16_test.cpp
@@ -0,0 +1,218 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * 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
+ *
+ * http://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 <utils/String16.h>
+#include <utils/String8.h>
+
+#include <gtest/gtest.h>
+
+namespace android {
+
+::testing::AssertionResult Char16_tStringEquals(const char16_t* a, const char16_t* b) {
+ if (strcmp16(a, b) != 0) {
+ return ::testing::AssertionFailure()
+ << "\"" << String8(a).c_str() << "\" not equal to \"" << String8(b).c_str() << "\"";
+ }
+ return ::testing::AssertionSuccess();
+}
+
+#define EXPECT_STR16EQ(a, b) EXPECT_TRUE(Char16_tStringEquals(a, b))
+
+TEST(String16Test, FromChar16_t) {
+ String16 tmp(u"Verify me");
+ EXPECT_STR16EQ(u"Verify me", tmp);
+}
+
+TEST(String16Test, FromChar16_tSized) {
+ String16 tmp(u"Verify me", 7);
+ EXPECT_STR16EQ(u"Verify ", tmp);
+}
+
+TEST(String16Test, FromChar) {
+ String16 tmp("Verify me");
+ EXPECT_STR16EQ(u"Verify me", tmp);
+}
+
+TEST(String16Test, FromCharSized) {
+ String16 tmp("Verify me", 7);
+ EXPECT_STR16EQ(u"Verify ", tmp);
+}
+
+TEST(String16Test, Copy) {
+ String16 tmp("Verify me");
+ String16 another = tmp;
+ EXPECT_STR16EQ(u"Verify me", tmp);
+ EXPECT_STR16EQ(u"Verify me", another);
+}
+
+TEST(String16Test, Move) {
+ String16 tmp("Verify me");
+ String16 another(std::move(tmp));
+ EXPECT_STR16EQ(u"Verify me", another);
+}
+
+TEST(String16Test, Size) {
+ String16 tmp("Verify me");
+ EXPECT_EQ(9U, tmp.size());
+}
+
+TEST(String16Test, setTo) {
+ String16 tmp("Verify me");
+ tmp.setTo(u"New content");
+ EXPECT_EQ(11U, tmp.size());
+ EXPECT_STR16EQ(u"New content", tmp);
+}
+
+TEST(String16Test, Append) {
+ String16 tmp("Verify me");
+ tmp.append(String16("Hello"));
+ EXPECT_EQ(14U, tmp.size());
+ EXPECT_STR16EQ(u"Verify meHello", tmp);
+}
+
+TEST(String16Test, Insert) {
+ String16 tmp("Verify me");
+ tmp.insert(6, u"Insert");
+ EXPECT_EQ(15U, tmp.size());
+ EXPECT_STR16EQ(u"VerifyInsert me", tmp);
+}
+
+TEST(String16Test, Remove) {
+ String16 tmp("Verify me");
+ tmp.remove(2, 6);
+ EXPECT_EQ(2U, tmp.size());
+ EXPECT_STR16EQ(u" m", tmp);
+}
+
+TEST(String16Test, MakeLower) {
+ String16 tmp("Verify Me!");
+ tmp.makeLower();
+ EXPECT_EQ(10U, tmp.size());
+ EXPECT_STR16EQ(u"verify me!", tmp);
+}
+
+TEST(String16Test, ReplaceAll) {
+ String16 tmp("Verify verify Verify");
+ tmp.replaceAll(u'r', u'!');
+ EXPECT_STR16EQ(u"Ve!ify ve!ify Ve!ify", tmp);
+}
+
+TEST(String16Test, Compare) {
+ String16 tmp("Verify me");
+ EXPECT_EQ(String16(u"Verify me"), tmp);
+}
+
+TEST(String16Test, StaticString) {
+ String16 nonStaticString("NonStatic");
+ StaticString16 staticString(u"Static");
+
+ EXPECT_TRUE(staticString.isStaticString());
+ EXPECT_FALSE(nonStaticString.isStaticString());
+}
+
+TEST(String16Test, StaticStringCopy) {
+ StaticString16 tmp(u"Verify me");
+ String16 another = tmp;
+ EXPECT_STR16EQ(u"Verify me", tmp);
+ EXPECT_STR16EQ(u"Verify me", another);
+ EXPECT_TRUE(tmp.isStaticString());
+ EXPECT_TRUE(another.isStaticString());
+}
+
+TEST(String16Test, StaticStringMove) {
+ StaticString16 tmp(u"Verify me");
+ String16 another(std::move(tmp));
+ EXPECT_STR16EQ(u"Verify me", another);
+ EXPECT_TRUE(another.isStaticString());
+}
+
+TEST(String16Test, StaticStringSize) {
+ StaticString16 tmp(u"Verify me");
+ EXPECT_EQ(9U, tmp.size());
+}
+
+TEST(String16Test, StaticStringSetTo) {
+ StaticString16 tmp(u"Verify me");
+ tmp.setTo(u"New content");
+ EXPECT_EQ(11U, tmp.size());
+ EXPECT_STR16EQ(u"New content", tmp);
+ EXPECT_FALSE(tmp.isStaticString());
+}
+
+TEST(String16Test, StaticStringAppend) {
+ StaticString16 tmp(u"Verify me");
+ tmp.append(String16("Hello"));
+ EXPECT_EQ(14U, tmp.size());
+ EXPECT_STR16EQ(u"Verify meHello", tmp);
+ EXPECT_FALSE(tmp.isStaticString());
+}
+
+TEST(String16Test, StaticStringInsert) {
+ StaticString16 tmp(u"Verify me");
+ tmp.insert(6, u"Insert");
+ EXPECT_EQ(15U, tmp.size());
+ EXPECT_STR16EQ(u"VerifyInsert me", tmp);
+ EXPECT_FALSE(tmp.isStaticString());
+}
+
+TEST(String16Test, StaticStringRemove) {
+ StaticString16 tmp(u"Verify me");
+ tmp.remove(2, 6);
+ EXPECT_EQ(2U, tmp.size());
+ EXPECT_STR16EQ(u" m", tmp);
+ EXPECT_FALSE(tmp.isStaticString());
+}
+
+TEST(String16Test, StaticStringMakeLower) {
+ StaticString16 tmp(u"Verify me!");
+ tmp.makeLower();
+ EXPECT_EQ(10U, tmp.size());
+ EXPECT_STR16EQ(u"verify me!", tmp);
+ EXPECT_FALSE(tmp.isStaticString());
+}
+
+TEST(String16Test, StaticStringReplaceAll) {
+ StaticString16 tmp(u"Verify verify Verify");
+ tmp.replaceAll(u'r', u'!');
+ EXPECT_STR16EQ(u"Ve!ify ve!ify Ve!ify", tmp);
+ EXPECT_FALSE(tmp.isStaticString());
+}
+
+TEST(String16Test, StaticStringCompare) {
+ StaticString16 tmp(u"Verify me");
+ EXPECT_EQ(String16(u"Verify me"), tmp);
+}
+
+TEST(String16Test, StringSetToStaticString) {
+ StaticString16 tmp(u"Verify me");
+ String16 another(u"nonstatic");
+ another = tmp;
+ EXPECT_STR16EQ(u"Verify me", tmp);
+ EXPECT_STR16EQ(u"Verify me", another);
+}
+
+TEST(String16Test, StringMoveFromStaticString) {
+ StaticString16 tmp(u"Verify me");
+ String16 another(std::move(tmp));
+ EXPECT_STR16EQ(u"Verify me", another);
+}
+
+TEST(String16Test, EmptyStringIsStatic) {
+ String16 tmp("");
+ EXPECT_TRUE(tmp.isStaticString());
+}
+
+} // namespace android