deno/cli/bench/lsp.rs
2024-01-01 19:58:21 +00:00

316 lines
9 KiB
Rust

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
use deno_core::serde::Deserialize;
use deno_core::serde_json;
use deno_core::serde_json::json;
use deno_core::serde_json::Value;
use deno_core::url::Url;
use std::collections::HashMap;
use std::path::Path;
use std::time::Duration;
use test_util::lsp::LspClientBuilder;
use tower_lsp::lsp_types as lsp;
static FIXTURE_CODE_LENS_TS: &str = include_str!("testdata/code_lens.ts");
static FIXTURE_DB_TS: &str = include_str!("testdata/db.ts");
static FIXTURE_DB_MESSAGES: &[u8] = include_bytes!("testdata/db_messages.json");
#[derive(Debug, Deserialize)]
enum FixtureType {
#[serde(rename = "action")]
Action,
#[serde(rename = "change")]
Change,
#[serde(rename = "completion")]
Completion,
#[serde(rename = "highlight")]
Highlight,
#[serde(rename = "hover")]
Hover,
}
#[derive(Debug, Deserialize)]
struct FixtureMessage {
#[serde(rename = "type")]
fixture_type: FixtureType,
params: Value,
}
/// A benchmark that opens a 8000+ line TypeScript document, adds a function to
/// the end of the document and does a level of hovering and gets quick fix
/// code actions.
fn bench_big_file_edits(deno_exe: &Path) -> Duration {
let mut client = LspClientBuilder::new()
.use_diagnostic_sync(false)
.deno_exe(deno_exe)
.build();
client.initialize_default();
client.change_configuration(json!({ "deno": { "enable": true } }));
client.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///testdata/db.ts",
"languageId": "typescript",
"version": 1,
"text": FIXTURE_DB_TS
}
}),
);
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let messages: Vec<FixtureMessage> =
serde_json::from_slice(FIXTURE_DB_MESSAGES).unwrap();
for msg in messages {
match msg.fixture_type {
FixtureType::Action => {
client.write_request("textDocument/codeAction", msg.params);
}
FixtureType::Change => {
client.write_notification("textDocument/didChange", msg.params);
}
FixtureType::Completion => {
client.write_request("textDocument/completion", msg.params);
}
FixtureType::Highlight => {
client.write_request("textDocument/documentHighlight", msg.params);
}
FixtureType::Hover => {
client.write_request("textDocument/hover", msg.params);
}
}
}
client.write_request("shutdown", json!(null));
client.write_notification("exit", json!(null));
client.duration()
}
fn bench_code_lens(deno_exe: &Path) -> Duration {
let mut client = LspClientBuilder::new()
.use_diagnostic_sync(false)
.deno_exe(deno_exe)
.build();
client.initialize_default();
client.change_configuration(json!({ "deno": {
"enable": true,
"codeLens": {
"implementations": true,
"references": true,
"test": true,
},
} }));
client.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///testdata/code_lens.ts",
"languageId": "typescript",
"version": 1,
"text": FIXTURE_CODE_LENS_TS
}
}),
);
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let res = client.write_request_with_res_as::<Vec<lsp::CodeLens>>(
"textDocument/codeLens",
json!({
"textDocument": {
"uri": "file:///testdata/code_lens.ts"
}
}),
);
assert!(!res.is_empty());
for code_lens in res {
client.write_request("codeLens/resolve", code_lens);
}
client.duration()
}
fn bench_find_replace(deno_exe: &Path) -> Duration {
let mut client = LspClientBuilder::new()
.use_diagnostic_sync(false)
.deno_exe(deno_exe)
.build();
client.initialize_default();
client.change_configuration(json!({ "deno": { "enable": true } }));
for i in 0..10 {
client.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": format!("file:///a/file_{i}.ts"),
"languageId": "typescript",
"version": 1,
"text": "console.log(\"000\");\n"
}
}),
);
}
for _ in 0..3 {
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
}
for i in 0..10 {
let file_name = format!("file:///a/file_{i}.ts");
client.write_notification(
"textDocument/didChange",
lsp::DidChangeTextDocumentParams {
text_document: lsp::VersionedTextDocumentIdentifier {
uri: Url::parse(&file_name).unwrap(),
version: 2,
},
content_changes: vec![lsp::TextDocumentContentChangeEvent {
range: Some(lsp::Range {
start: lsp::Position {
line: 0,
character: 13,
},
end: lsp::Position {
line: 0,
character: 16,
},
}),
range_length: None,
text: "111".to_string(),
}],
},
);
}
for i in 0..10 {
let file_name = format!("file:///a/file_{i}.ts");
client.write_request(
"textDocument/formatting",
lsp::DocumentFormattingParams {
text_document: lsp::TextDocumentIdentifier {
uri: Url::parse(&file_name).unwrap(),
},
options: lsp::FormattingOptions {
tab_size: 2,
insert_spaces: true,
..Default::default()
},
work_done_progress_params: Default::default(),
},
);
}
for _ in 0..3 {
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
}
client.write_request("shutdown", json!(null));
client.write_notification("exit", json!(null));
client.duration()
}
/// A test that starts up the LSP, opens a single line document, and exits.
fn bench_startup_shutdown(deno_exe: &Path) -> Duration {
let mut client = LspClientBuilder::new()
.use_diagnostic_sync(false)
.deno_exe(deno_exe)
.build();
client.initialize_default();
client.change_configuration(json!({ "deno": { "enable": true } }));
client.write_notification(
"textDocument/didOpen",
json!({
"textDocument": {
"uri": "file:///a/file.ts",
"languageId": "typescript",
"version": 1,
"text": "console.log(Deno.args);\n"
}
}),
);
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
let (method, _): (String, Option<Value>) = client.read_notification();
assert_eq!(method, "textDocument/publishDiagnostics");
client.write_request("shutdown", json!(null));
client.write_notification("exit", json!(null));
client.duration()
}
/// Generate benchmarks for the LSP server.
pub fn benchmarks(deno_exe: &Path) -> HashMap<String, i64> {
println!("-> Start benchmarking lsp");
let mut exec_times = HashMap::new();
println!(" - Simple Startup/Shutdown ");
let mut times = Vec::new();
for _ in 0..10 {
times.push(bench_startup_shutdown(deno_exe));
}
let mean =
(times.iter().sum::<Duration>() / times.len() as u32).as_millis() as i64;
println!(" ({} runs, mean: {}ms)", times.len(), mean);
exec_times.insert("startup_shutdown".to_string(), mean);
println!(" - Big Document/Several Edits ");
let mut times = Vec::new();
for _ in 0..5 {
times.push(bench_big_file_edits(deno_exe));
}
let mean =
(times.iter().sum::<Duration>() / times.len() as u32).as_millis() as i64;
println!(" ({} runs, mean: {}ms)", times.len(), mean);
exec_times.insert("big_file_edits".to_string(), mean);
println!(" - Find/Replace");
let mut times = Vec::new();
for _ in 0..10 {
times.push(bench_find_replace(deno_exe));
}
let mean =
(times.iter().sum::<Duration>() / times.len() as u32).as_millis() as i64;
println!(" ({} runs, mean: {}ms)", times.len(), mean);
exec_times.insert("find_replace".to_string(), mean);
println!(" - Code Lens");
let mut times = Vec::new();
for _ in 0..10 {
times.push(bench_code_lens(deno_exe));
}
let mean =
(times.iter().sum::<Duration>() / times.len() as u32).as_millis() as i64;
println!(" ({} runs, mean: {}ms)", times.len(), mean);
exec_times.insert("code_lens".to_string(), mean);
println!("<- End benchmarking lsp");
exec_times
}