Have ftrace_reader use the auto generated FtraceConfig.cc file

Based on https://android-review.googlesource.com/c/platform/external/perfetto/+/595213
with a couple of small tweaks.

Bug: 72082266
Change-Id: Iec56d3c84f3b2f54ddcf7d52b8bd28b1fda46fec
Pair: azappone
diff --git a/src/ftrace_reader/ftrace_config_unittest.cc b/src/ftrace_reader/ftrace_config_unittest.cc
new file mode 100644
index 0000000..37f25af
--- /dev/null
+++ b/src/ftrace_reader/ftrace_config_unittest.cc
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2018 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 "perfetto/ftrace_reader/ftrace_config.h"
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+using testing::Contains;
+
+namespace perfetto {
+namespace {
+
+TEST(ConfigTest, FtraceEventsAsSet) {
+  FtraceConfig config;
+  *config.add_event_names() = "aaa";
+  *config.add_event_names() = "bbb";
+  *config.add_event_names() = "aaa";
+
+  EXPECT_EQ(FtraceEventsAsSet(config), std::set<std::string>({
+                                           "aaa", "bbb",
+                                       }));
+}
+
+TEST(ConfigTest, CreateFtraceConfig) {
+  FtraceConfig config = CreateFtraceConfig({
+      "aaa", "bbb",
+  });
+
+  EXPECT_THAT(config.event_names(), Contains("aaa"));
+  EXPECT_THAT(config.event_names(), Contains("bbb"));
+}
+
+}  // namespace
+}  // namespace perfetto