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// Copyright 2024 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
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//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <gtest/gtest.h>
#include <algorithm>
#include <sstream>
#include <string_view>
#include "gmock/gmock.h"
#include "langsvr/lsp/comparators.h"
#include "langsvr/lsp/lsp.h"
#include "langsvr/lsp/primitives.h"
#include "langsvr/lsp/printer.h"
#include "src/tint/lang/wgsl/ls/helpers_test.h"
#include "src/tint/utils/text/string.h"
namespace tint::wgsl::ls {
namespace {
namespace lsp = langsvr::lsp;
struct Case {
std::string_view markup;
};
std::ostream& operator<<(std::ostream& stream, const Case& c) {
return stream << "wgsl: '" << c.markup << "'";
}
using LsRenameTest = LsTestWithParam<Case>;
TEST_P(LsRenameTest, Rename) {
auto parsed = ParseMarkers(GetParam().markup);
ASSERT_EQ(parsed.positions.size(), 1u);
auto uri = OpenDocument(parsed.clean);
for (auto& n : diagnostics_) {
for (auto& d : n.diagnostics) {
if (d.severity == lsp::DiagnosticSeverity::kError) {
FAIL() << "Error: " << d.message << "\nWGSL:\n" << parsed.clean;
}
}
}
// lsp::TextDocumentPrepareRenameRequest
{
lsp::TextDocumentPrepareRenameRequest req{};
req.text_document.uri = uri;
req.position = parsed.positions[0];
auto future = client_session_.Send(req);
ASSERT_EQ(future, langsvr::Success);
auto res = future->get();
if (parsed.ranges.empty()) {
ASSERT_TRUE(res.Is<lsp::Null>());
} else {
// Find the range that holds the position marker.
auto range =
std::find_if(parsed.ranges.begin(), parsed.ranges.end(),
[&](lsp::Range r) { return lsp::ContainsInclusive(r, req.position); });
ASSERT_NE(range, parsed.ranges.end());
ASSERT_EQ(range->start.line, range->end.line);
auto lines = Split(parsed.clean, "\n");
ASSERT_LT(range->start.line, lines.Length());
auto line = lines[range->start.line];
ASSERT_TRUE(res.Is<lsp::PrepareRenameResult>());
auto& rename_result = *res.Get<lsp::PrepareRenameResult>();
ASSERT_TRUE(rename_result.Is<lsp::PrepareRenamePlaceholder>());
auto& placeholder = *rename_result.Get<lsp::PrepareRenamePlaceholder>();
EXPECT_EQ(*range, placeholder.range);
auto expected_placeholder =
line.substr(range->start.character, range->end.character - range->start.character);
EXPECT_EQ(expected_placeholder, placeholder.placeholder);
}
}
// lsp::TextDocumentRenameRequest
{
lsp::TextDocumentRenameRequest req{};
req.text_document.uri = uri;
req.position = parsed.positions[0];
req.new_name = "RENAMED";
auto future = client_session_.Send(req);
ASSERT_EQ(future, langsvr::Success);
auto res = future->get();
if (parsed.ranges.empty()) {
ASSERT_TRUE(res.Is<lsp::Null>());
} else {
ASSERT_TRUE(res.Is<lsp::WorkspaceEdit>());
auto& edit = *res.Get<lsp::WorkspaceEdit>();
ASSERT_TRUE(edit.changes);
// There should only be one document in the list of changes, which must be the document
// we're renaming.
ASSERT_EQ(edit.changes->size(), 1u);
ASSERT_NE(edit.changes->find(uri), edit.changes->end());
auto& uri_changes = edit.changes->at(uri);
std::vector<lsp::Range> got_ranges;
for (auto& text_edit : uri_changes) {
EXPECT_EQ(text_edit.new_text, "RENAMED");
got_ranges.push_back(text_edit.range);
}
EXPECT_THAT(got_ranges, testing::UnorderedElementsAreArray(parsed.ranges));
}
}
}
// TODO(crbug.com/tint/2127): Type aliases.
INSTANTIATE_TEST_SUITE_P(,
LsRenameTest,
::testing::ValuesIn(std::vector<Case>{
{R"(
constCONST」= 42;
fn f() { _ =「⧘CONST」; }
const C =「CONST」;
)"}, // =========================================
{R"(
var<private>VAR」= 42;
fn f() { _ =「VAR」; }
fn g() { _ = VAR」; }
)"}, // =========================================
{R"(
overrideOVERRIDE」= 42;
fn f() { _ =「OVERRIDE」+「OVERRIDE」; }
)"}, // =========================================
{R"(
structSTRUCT」{ i : i32 }
fn f(s :「⧘STRUCT」) { var v : STRUCT」; }
)"}, // =========================================
{R"(
struct S {「i」: i32 }
fn f(s : S) { _ = s.「⧘i」; }
fn g(s : S) { _ = s.「i」; }
)"}, // =========================================
{R"(
fn f(「p」: i32) { _ =「⧘p」* p」; }
)"}, // =========================================
{R"(
fn f() {
consti」= 42;
_ =「⧘i」*「i」;
}
)"}, // =========================================
{R"(
fn f() {
leti」= 42;
_ =「⧘i」+「i」;
}
)"}, // =========================================
{R"(
fn f() {
vari」= 42;
i」=「⧘i」;
}
)"}, // =========================================
{R"(
fn f() {
var i = 42;
{
vari」= 42;
i」=「⧘i」;
}
}
)"}, // =========================================
{R"(
fn f() {
vari」= 42;
{
var i = 42;
}
i」=「⧘i」;
}
)"}, // =========================================
{R"(
const i = 42;
fn f() {
vari」= 42;
i」=「⧘i」;
}
)"}, // =========================================
{R"(
const i = 42;
fn f(「i」: i32) {
_ =「⧘i」*「i」;
}
)"}, // =========================================
{R"(
fna」() {}
fn b() { 「⧘a」(); }
fn c() { a」(); }
)"}, // =========================================
{R"(
fn b() { a⧘」(); }
fna」() {}
fn c() { a」(); }
)"}, // =========================================
{R"(
fn f() {
leti」= 42;
_ = (max(「i⧘」, i」) * i」);
}
)"}, // =========================================
{R"(
const C = max(1, 2);
)"}, // =========================================
{R"(
const C : i32 = 42;
)"},
}));
} // namespace
} // namespace tint::wgsl::ls