Add prober scripts for language services features

Change-Id: I8c4a39a575f7977c524cfd450cf952b20c8c2c11

tools/ide_query/prober_scripts/cpp/general.cc

@@ -0,0 +1,119 @@
+// Copyright (C) 2024 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 <vector>
+
+#include "foo.pb.h"
+
+using ide_query::prober_scripts::ProtoMsg;
+
+void Foo(int x, double y) {}
+float Foo(float x, float y) { return 0.0f; }
+
+void TestCompletion() {
+  // Test completion on protos and fuzzy matching of completion suggestions.
+
+  ProtoMsg foo;
+
+  // ^
+
+  // step
+  // workspace.waitForReady()
+  // type("f")
+  // completion.trigger()
+  // assert completion.items.filter(label="foo")
+  // delline()
+  // type("foo.sf")
+  // completion.trigger()
+  // assert completion.items.filter(
+  //  label="some_field.*",
+  //  insertText="some_field.*",
+  // )
+  // delline()
+
+  std::vector<int> v;
+
+  // ^
+
+  // step
+  // workspace.waitForReady()
+  // type("v.push")
+  // completion.trigger()
+  // assert completion.items.filter(label="push_back.*")
+  // delline()
+}
+
+void TestNavigation() {
+  std::vector<int> ints;
+  //               |   | ints
+  //      ^
+
+  // step
+  // ; Test navigation to definition on STL types.
+  // workspace.waitForReady()
+  // navigation.trigger()
+  // assert navigation.items.filter(path=".*/vector")
+
+  ints.push_back(0);
+  // ^
+
+  // step
+  // ; Test navigation to definition on local symbols.
+  // workspace.waitForReady()
+  // navigation.trigger()
+  // assert navigation.items.filter(path=".*/general.cc", range=ints)
+
+  ProtoMsg msg;
+  msg.set_some_field(0);
+  //          ^
+
+  // step
+  // ; Test navigation to definition on proto fields. We do not check for a
+  // ; specific target as it can be in generated code.
+  // workspace.waitForReady()
+  // navigation.trigger()
+  // assert navigation.items
+}
+
+void TestParameterInfo() {
+  std::vector<int> v;
+  v.push_back(0);
+  //          ^
+
+  // step
+  // ; Test the signature help for STL functions. We do not check for a specific
+  // ; text as it can be implementation-dependent.
+  // workspace.waitForReady()
+  // paraminfo.trigger()
+  // assert paraminfo.items
+
+  Foo(0, 0.0);
+  //      ^
+
+  // step
+  // ; Test the signature help for the function 'Foo' having two overloads.
+  // workspace.waitForReady()
+  // paraminfo.trigger()
+  // assert paraminfo.items.filter(
+  //  active=true,
+  //  label="Foo\\(int x, double y\\) -> void",
+  //  selection="double y",
+  // )
+  // assert paraminfo.items.filter(
+  //  active=false,
+  //  label="Foo\\(float x, float y\\) -> float",
+  // )
+}
+
+int main() { return 0; }