| /* |
| * 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 "src/trace_processor/prelude/functions/sqlite3_str_split.h" |
| |
| #include <sqlite3.h> |
| #include <string> |
| |
| #include "perfetto/base/logging.h" |
| #include "src/trace_processor/sqlite/scoped_db.h" |
| #include "test/gtest_and_gmock.h" |
| |
| namespace perfetto { |
| namespace trace_processor { |
| namespace { |
| |
| class Sqlite3StrSplitTest : public ::testing::Test { |
| public: |
| Sqlite3StrSplitTest() { |
| sqlite3* db = nullptr; |
| PERFETTO_CHECK(sqlite3_initialize() == SQLITE_OK); |
| PERFETTO_CHECK(sqlite3_open(":memory:", &db) == SQLITE_OK); |
| db_.reset(db); |
| sqlite3_str_split_init(db_.get()); |
| } |
| |
| const char* SplitStmt(const std::string& str, |
| const std::string& delim, |
| int field) { |
| const std::string sql = "SELECT STR_SPLIT(\"" + str + "\", \"" + delim + |
| "\", " + std::to_string(field) + ");"; |
| sqlite3_stmt* stmt = nullptr; |
| PERFETTO_CHECK(sqlite3_prepare_v2(*db_, sql.c_str(), |
| static_cast<int>(sql.size()), &stmt, |
| nullptr) == SQLITE_OK); |
| stmt_.reset(stmt); |
| PERFETTO_CHECK(sqlite3_step(stmt) == SQLITE_ROW); |
| if (sqlite3_column_type(stmt, 0) == SQLITE_NULL) { |
| return nullptr; |
| } |
| return reinterpret_cast<const char*>(sqlite3_column_text(stmt, 0)); |
| } |
| |
| protected: |
| ScopedDb db_; |
| ScopedStmt stmt_; |
| }; |
| |
| TEST_F(Sqlite3StrSplitTest, SplitNoDelimiter) { |
| ASSERT_STREQ(SplitStmt("abc", ":", 0), "abc"); |
| ASSERT_EQ(SplitStmt("abc", ":", 1), nullptr); |
| } |
| |
| TEST_F(Sqlite3StrSplitTest, SplitSingleCharDelim) { |
| ASSERT_STREQ(SplitStmt("a:bc", ":", 0), "a"); |
| ASSERT_STREQ(SplitStmt("a:bc", ":", 1), "bc"); |
| ASSERT_EQ(SplitStmt("a:bc", ":", 2), nullptr); |
| } |
| |
| TEST_F(Sqlite3StrSplitTest, SplitInputConsecutiveDelim) { |
| ASSERT_STREQ(SplitStmt("a::b::c", ":", 0), "a"); |
| ASSERT_STREQ(SplitStmt("a::b::c", ":", 1), ""); |
| ASSERT_STREQ(SplitStmt("a::b::c", ":", 2), "b"); |
| ASSERT_STREQ(SplitStmt("a::b::c", ":", 3), ""); |
| ASSERT_STREQ(SplitStmt("a::b::c", ":", 4), "c"); |
| ASSERT_EQ(SplitStmt("a::b::c", ":", 5), nullptr); |
| } |
| |
| TEST_F(Sqlite3StrSplitTest, SplitStringDelim) { |
| ASSERT_STREQ(SplitStmt("abczzdefzzghi", "zz", 0), "abc"); |
| ASSERT_STREQ(SplitStmt("abczzdefzzghi", "zz", 1), "def"); |
| ASSERT_STREQ(SplitStmt("abczzdefzzghi", "zz", 2), "ghi"); |
| } |
| |
| TEST_F(Sqlite3StrSplitTest, SplitEmptyInput) { |
| ASSERT_STREQ(SplitStmt("", "zz", 0), ""); |
| ASSERT_EQ(SplitStmt("", "zz", 1), nullptr); |
| ASSERT_EQ(SplitStmt("", "zz", 1000), nullptr); |
| } |
| |
| } // namespace |
| } // namespace trace_processor |
| } // namespace perfetto |