Files
clice/tests/unit/Feature/CodeCompletion.cpp
2025-08-16 23:09:13 +08:00

97 lines
1.9 KiB
C++

#include "Test/Tester.h"
#include "Feature/CodeCompletion.h"
namespace clice::testing {
namespace {
suite<"CodeCompletion"> code_completion = [] {
std::vector<feature::CompletionItem> items;
auto code_complete = [&](llvm::StringRef code) {
CompilationParams params;
auto annotation = AnnotatedSource::from(code);
params.arguments = {"clang++", "-std=c++20", "main.cpp"};
params.completion = {"main.cpp", annotation.offsets["pos"]};
params.add_remapped_file("main.cpp", annotation.content);
config::CodeCompletionOption options = {};
items = feature::code_complete(params, options);
};
using enum feature::CompletionItemKind;
test("Score") = [&] {
code_complete(R"cpp(
int foooo(int x);
int x = fo$(pos)
)cpp");
expect(that % items.size() == 1);
expect(items.front().label == "foooo");
expect(items.front().kind == Function);
};
test("Snippet") = [&] {
code_complete(R"cpp(
int x = tru$(pos)
)cpp");
};
test("Overload") = [&] {
code_complete(R"cpp(
int foooo(int x);
int foooo(int x, int y);
int x = fooo$(pos)
)cpp");
};
test("Unqualified") = [&] {
code_complete(R"cpp(
namespace A {
void fooooo();
}
void bar() {
fo$(pos)
}
)cpp");
/// EXPECT: "A::fooooo"
/// To implement this we need to search code completion result from index
/// or traverse AST to collect interesting names.
};
test("Functor") = [&] {
code_complete(R"cpp(
struct X {
void operator() () {}
};
void bar() {
X foo;
fo$(pos);
}
)cpp");
/// TODO:
/// complete lambda as it is a variable.
};
test("Lambda") = [&] {
code_complete(R"cpp(
void bar() {
auto foo = [](int x){ };
fo$(pos);
}
)cpp");
/// TODO:
/// complete lambda as it is a function.
};
};
} // namespace
} // namespace clice::testing