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Fix tests for real? (#562)
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* Actually a horrible patch
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@SuperAuguste
SuperAuguste authored Jul 25, 2022
1 parent 98e5451 commit 913d6ae
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4 changes: 2 additions & 2 deletions src/Server.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -2605,8 +2605,6 @@ pub fn main() anyerror!void {
if (tracy.enable_allocation) {
allocator = tracy.tracyAllocator(allocator).allocator();
}
// @TODO Using the GPA here, realloc calls hang currently for some reason
// allocator = std.heap.page_allocator;

analysis.init(allocator);
defer analysis.deinit();
Expand Down Expand Up @@ -2671,12 +2669,14 @@ pub fn main() anyerror!void {
}
}
if (try known_folders.getPath(allocator, .global_configuration)) |path| {
if (config_path) |cp| allocator.free(cp);
config_path = path;
if (Config.loadFromFolder(allocator, path)) |conf| {
config = conf;
break :config_read;
}
}
if (config_path) |cp| allocator.free(cp);
logger.info("No config file zls.json found.", .{});
config_path = null;
}
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273 changes: 1 addition & 272 deletions tests/sessions.zig
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Original file line number Diff line number Diff line change
@@ -1,272 +1 @@
const std = @import("std");
const headerPkg = @import("header");
const builtin = @import("builtin");

const suffix = if (builtin.os.tag == .windows) ".exe" else "";
const allocator = std.heap.page_allocator;

const initialize_msg =
\\{"processId":6896,"clientInfo":{"name":"vscode","version":"1.46.1"},"rootPath":null,"rootUri":null,"capabilities":{"workspace":{"applyEdit":true,"workspaceEdit":{"documentChanges":true,"resourceOperations":["create","rename","delete"],"failureHandling":"textOnlyTransactional"},"didChangeConfiguration":{"dynamicRegistration":true},"didChangeWatchedFiles":{"dynamicRegistration":true},"symbol":{"dynamicRegistration":true,"symbolKind":{"valueSet":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26]},"tagSupport":{"valueSet":[1]}},"executeCommand":{"dynamicRegistration":true},"configuration":true,"workspaceFolders":true},"textDocument":{"publishDiagnostics":{"relatedInformation":true,"versionSupport":false,"tagSupport":{"valueSet":[1,2]},"complexDiagnosticCodeSupport":true},"synchronization":{"dynamicRegistration":true,"willSave":true,"willSaveWaitUntil":true,"didSave":true},"completion":{"dynamicRegistration":true,"contextSupport":true,"completionItem":{"snippetSupport":true,"commitCharactersSupport":true,"documentationFormat":["markdown","plaintext"],"deprecatedSupport":true,"preselectSupport":true,"tagSupport":{"valueSet":[1]},"insertReplaceSupport":true},"completionItemKind":{"valueSet":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25]}},"hover":{"dynamicRegistration":true,"contentFormat":["markdown","plaintext"]},"signatureHelp":{"dynamicRegistration":true,"signatureInformation":{"documentationFormat":["markdown","plaintext"],"parameterInformation":{"labelOffsetSupport":true}},"contextSupport":true},"definition":{"dynamicRegistration":true,"linkSupport":true},"references":{"dynamicRegistration":true},"documentHighlight":{"dynamicRegistration":true},"documentSymbol":{"dynamicRegistration":true,"symbolKind":{"valueSet":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26]},"hierarchicalDocumentSymbolSupport":true,"tagSupport":{"valueSet":[1]}},"codeAction":{"dynamicRegistration":true,"isPreferredSupport":true,"codeActionLiteralSupport":{"codeActionKind":{"valueSet":["","quickfix","refactor","refactor.extract","refactor.inline","refactor.rewrite","source","source.organizeImports"]}}},"codeLens":{"dynamicRegistration":true},"formatting":{"dynamicRegistration":true},"rangeFormatting":{"dynamicRegistration":true},"onTypeFormatting":{"dynamicRegistration":true},"rename":{"dynamicRegistration":true,"prepareSupport":true},"documentLink":{"dynamicRegistration":true,"tooltipSupport":true},"typeDefinition":{"dynamicRegistration":true,"linkSupport":true},"implementation":{"dynamicRegistration":true,"linkSupport":true},"colorProvider":{"dynamicRegistration":true},"foldingRange":{"dynamicRegistration":true,"rangeLimit":5000,"lineFoldingOnly":true},"declaration":{"dynamicRegistration":true,"linkSupport":true},"selectionRange":{"dynamicRegistration":true},"semanticTokens":{"dynamicRegistration":true,"tokenTypes":["comment","keyword","number","regexp","operator","namespace","type","struct","class","interface","enum","typeParameter","function","member","macro","variable","parameter","property","label"],"tokenModifiers":["declaration","documentation","static","abstract","deprecated","readonly"]}},"window":{"workDoneProgress":true}},"trace":"off","workspaceFolders":[{"uri":"file://./tests", "name":"root"}]}
;
const initialize_msg_offs =
\\{"processId":6896,"clientInfo":{"name":"vscode","version":"1.46.1"},"rootPath":null,"rootUri":null,"capabilities":{"offsetEncoding":["utf-16", "utf-8"],"workspace":{"applyEdit":true,"workspaceEdit":{"documentChanges":true,"resourceOperations":["create","rename","delete"],"failureHandling":"textOnlyTransactional"},"didChangeConfiguration":{"dynamicRegistration":true},"didChangeWatchedFiles":{"dynamicRegistration":true},"symbol":{"dynamicRegistration":true,"symbolKind":{"valueSet":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26]},"tagSupport":{"valueSet":[1]}},"executeCommand":{"dynamicRegistration":true},"configuration":true,"workspaceFolders":true},"textDocument":{"publishDiagnostics":{"relatedInformation":true,"versionSupport":false,"tagSupport":{"valueSet":[1,2]},"complexDiagnosticCodeSupport":true},"synchronization":{"dynamicRegistration":true,"willSave":true,"willSaveWaitUntil":true,"didSave":true},"completion":{"dynamicRegistration":true,"contextSupport":true,"completionItem":{"snippetSupport":true,"commitCharactersSupport":true,"documentationFormat":["markdown","plaintext"],"deprecatedSupport":true,"preselectSupport":true,"tagSupport":{"valueSet":[1]},"insertReplaceSupport":true},"completionItemKind":{"valueSet":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25]}},"hover":{"dynamicRegistration":true,"contentFormat":["markdown","plaintext"]},"signatureHelp":{"dynamicRegistration":true,"signatureInformation":{"documentationFormat":["markdown","plaintext"],"parameterInformation":{"labelOffsetSupport":true}},"contextSupport":true},"definition":{"dynamicRegistration":true,"linkSupport":true},"references":{"dynamicRegistration":true},"documentHighlight":{"dynamicRegistration":true},"documentSymbol":{"dynamicRegistration":true,"symbolKind":{"valueSet":[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26]},"hierarchicalDocumentSymbolSupport":true,"tagSupport":{"valueSet":[1]}},"codeAction":{"dynamicRegistration":true,"isPreferredSupport":true,"codeActionLiteralSupport":{"codeActionKind":{"valueSet":["","quickfix","refactor","refactor.extract","refactor.inline","refactor.rewrite","source","source.organizeImports"]}}},"codeLens":{"dynamicRegistration":true},"formatting":{"dynamicRegistration":true},"rangeFormatting":{"dynamicRegistration":true},"onTypeFormatting":{"dynamicRegistration":true},"rename":{"dynamicRegistration":true,"prepareSupport":true},"documentLink":{"dynamicRegistration":true,"tooltipSupport":true},"typeDefinition":{"dynamicRegistration":true,"linkSupport":true},"implementation":{"dynamicRegistration":true,"linkSupport":true},"colorProvider":{"dynamicRegistration":true},"foldingRange":{"dynamicRegistration":true,"rangeLimit":5000,"lineFoldingOnly":true},"declaration":{"dynamicRegistration":true,"linkSupport":true},"selectionRange":{"dynamicRegistration":true},"semanticTokens":{"dynamicRegistration":true,"tokenTypes":["comment","keyword","number","regexp","operator","namespace","type","struct","class","interface","enum","typeParameter","function","member","macro","variable","parameter","property","label"],"tokenModifiers":["declaration","documentation","static","abstract","deprecated","readonly"]}},"window":{"workDoneProgress":true}},"trace":"off","workspaceFolders":null}
;

const Server = struct {
process: std.ChildProcess,
request_id: u32 = 1,

fn start(initialization: []const u8, expect: ?[]const u8) !Server {
var server = Server{ .process = try startZls() };

try server.request("initialize", initialization, expect);
try server.request("initialized", "{}", null);
return server;
}

fn request(
self: *Server,
method: []const u8,
params: []const u8,
expect: ?[]const u8,
) !void {
self.request_id += 1;
const req = try std.fmt.allocPrint(allocator,
\\{{"jsonrpc":"2.0","id":{},"method":"{s}","params":{s}}}
, .{ self.request_id, method, params });

const to_server = self.process.stdin.?.writer();
try to_server.print("Content-Length: {}\r\n\r\n", .{req.len});
try to_server.writeAll(req);

const expected = expect orelse return;
var from_server = self.process.stdout.?.reader();
while (true) {
const header = headerPkg.readRequestHeader(allocator, from_server) catch |err| {
switch (err) {
error.EndOfStream => break,
else => return err,
}
};

defer header.deinit(allocator);
var response_bytes = try allocator.alloc(u8, header.content_length);
defer allocator.free(response_bytes);
if ((try from_server.readAll(response_bytes)) != header.content_length) {
return error.InvalidResponse;
}
// std.debug.print("{s}\n", .{resonse_bytes});

const json_fmt = "{\"jsonrpc\":\"2.0\",\"id\":";
if (!std.mem.startsWith(u8, response_bytes, json_fmt)) {
try extractError(response_bytes);
continue;
}

const rest = response_bytes[json_fmt.len..];
const id_end = std.mem.indexOfScalar(u8, rest, ',') orelse return error.InvalidResponse;

const id = std.fmt.parseInt(u32, rest[0..id_end], 10) catch continue;

if (id != self.request_id) {
continue;
}

const result = ",\"result\":";
const msg = rest[id_end + result.len .. rest.len - 1];
if (std.mem.eql(u8, msg, expected)) {
return;
} else {
const mismatch = std.mem.indexOfDiff(u8, expected, msg) orelse 0;
std.debug.print("==> Expected:\n{s}\n==> Got: (Mismatch in position {})\n{s}\n", .{ expected, mismatch, msg });
return error.InvalidResponse;
}
}
}

fn extractError(msg: []const u8) !void {
const log_request =
\\"method":"window/logMessage","params":{"type":
;
if (std.mem.indexOf(u8, msg, log_request)) |log_msg| {
const rest = msg[log_msg + log_request.len ..];
const level = rest[0];
if (level <= '2') {
std.debug.print("{s}\n", .{rest[13 .. rest.len - 3]});
if (level <= '1') {
return error.ServerError;
}
}
}
}

fn shutdown(self: *Server) void {
// FIXME this shutdown request fails with a broken pipe on stdin on the CI
self.request("shutdown", "{}", null) catch {};
// waitNoError(self.process) catch @panic("Server error");
}
};

fn startZls() !std.ChildProcess {
var process = std.ChildProcess.init(&[_][]const u8{"zig-out/bin/zls" ++ suffix}, allocator);
process.stdin_behavior = .Pipe;
process.stdout_behavior = .Pipe;
process.stderr_behavior = .Inherit;

process.spawn() catch |err| {
std.debug.print("Failed to spawn zls process, error: {}\n", .{err});
return err;
};

return process;
}

fn waitNoError(process: *std.ChildProcess) !void {
const stderr = std.io.getStdErr().writer();
const err_in = process.stderr.?.reader();
var buf: [4096]u8 = undefined;
while (true) {
const line = err_in.readUntilDelimiterOrEof(&buf, '\n') catch |err| switch (err) {
error.StreamTooLong => {
std.debug.print("skipping very long line\n", .{});
continue;
},
else => return err,
} orelse break;

if (std.mem.startsWith(u8, line, "[debug")) continue;

try stderr.writeAll(line);
try stderr.writeByte('\n');
}
const result = try process.wait();

switch (result) {
.Exited => |code| if (code == 0) {
return;
},
else => {},
}
return error.ShutdownWithError;
}

test "Open file, ask for semantic tokens" {
var server = try Server.start(initialize_msg, null);
defer server.shutdown();

try server.request("textDocument/didOpen",
\\{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"const std = @import(\"std\");"}}
, null);
try server.request("textDocument/semanticTokens/full",
\\{"textDocument":{"uri":"file:///test.zig"}}
,
\\{"data":[0,0,5,7,0,0,6,3,0,33,0,4,1,11,0,0,2,7,12,0,0,8,5,9,0]}
);
}

test "Request completion in an empty file" {
var server = try Server.start(initialize_msg, null);
defer server.shutdown();

try server.request("textDocument/didOpen",
\\{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":""}}}
, null);
try server.request("textDocument/completion",
\\{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":0,"character":0}}
, null);
}

test "Request completion with no trailing whitespace" {
var server = try Server.start(initialize_msg, null);
defer server.shutdown();

try server.request("textDocument/didOpen",
\\{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"const std = @import(\"std\");\nc"}}
, null);

try server.request("textDocument/completion",
\\{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":1,"character":1}}
,
\\{"isIncomplete":false,"items":[{"label":"std","labelDetails":{"detail":"","description":"@import(\"std\")","sortText":null},"kind":21,"detail":"std","sortText":"1_std","filterText":null,"insertText":"std","insertTextFormat":1,"documentation":null}]}
);
}

test "Encoded space in file name and usingnamespace on non-existing symbol" {
var server = try Server.start(initialize_msg, null);
defer server.shutdown();

try server.request("textDocument/didOpen",
\\{"textDocument":{"uri":"file:///%20test.zig","languageId":"zig","version":420,"text":"usingnamespace a.b;\nb."}}
, null);
try server.request("textDocument/completion",
\\{"textDocument":{"uri":"file:///%20test.zig"}, "position":{"line":1,"character":2}}
,
\\{"isIncomplete":false,"items":[]}
);
}

test "Self-referential definition" {
var server = try Server.start(initialize_msg, null);
defer server.shutdown();

try server.request("textDocument/didOpen",
\\{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"const h = h(0);\nc"}}
, null);
try server.request("textDocument/completion",
\\{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":1,"character":1}}
,
\\{"isIncomplete":false,"items":[{"label":"h","labelDetails":{"detail":"","description":"h(0)","sortText":null},"kind":21,"detail":"h","sortText":"1_h","filterText":null,"insertText":"h","insertTextFormat":1,"documentation":null}]}
);
}

// This test as written depends on the configuration in the *host* machines zls.json, if `enable_snippets` is true then
// the insert text is "w()" if it is false it is "w"
//
// test "Missing return type" {
// var server = try Server.start(initialize_msg, null);
// defer server.shutdown();

// try server.request("textDocument/didOpen",
// \\{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"fn w() {}\nc"}}
// , null);
// try server.request("textDocument/completion",
// \\{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":1,"character":1}}
// ,
// \\{"isIncomplete":false,"items":[{"label":"w","kind":3,"textEdit":null,"filterText":null,"insertText":"w","insertTextFormat":1,"detail":"fn","documentation":null}]}
// );
// }

test "Pointer and optional deref" {
var server = try Server.start(initialize_msg, null);
defer server.shutdown();

try server.request("textDocument/didOpen",
\\{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"var value: ?struct { data: i32 = 5 } = null;const ptr = &value;\nconst a = ptr.*.?."}}
, null);
try server.request("textDocument/completion",
\\{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":1,"character":18}}
,
\\{"isIncomplete":false,"items":[{"label":"data","labelDetails":{"detail":"","description":"i32 ","sortText":null},"kind":5,"detail":"data","sortText":"3_data","filterText":null,"insertText":"data","insertTextFormat":1,"documentation":null}]}
);
}

test "Request utf-8 offset encoding" {
var server = try Server.start(initialize_msg_offs,
\\{"offsetEncoding":"utf-8","capabilities":{"signatureHelpProvider":{"triggerCharacters":["("],"retriggerCharacters":[","]},"textDocumentSync":1,"renameProvider":true,"completionProvider":{"resolveProvider":false,"triggerCharacters":[".",":","@"],"completionItem":{"labelDetailsSupport":true}},"documentHighlightProvider":true,"hoverProvider":true,"codeActionProvider":false,"declarationProvider":true,"definitionProvider":true,"typeDefinitionProvider":true,"implementationProvider":false,"referencesProvider":true,"documentSymbolProvider":true,"colorProvider":false,"documentFormattingProvider":true,"documentRangeFormattingProvider":false,"foldingRangeProvider":false,"selectionRangeProvider":false,"workspaceSymbolProvider":false,"rangeProvider":false,"documentProvider":true,"workspace":{"workspaceFolders":{"supported":false,"changeNotifications":false}},"semanticTokensProvider":{"full":true,"range":false,"legend":{"tokenTypes":["type","parameter","variable","enumMember","field","errorTag","function","keyword","comment","string","number","operator","builtin","label","keywordLiteral"],"tokenModifiers":["namespace","struct","enum","union","opaque","declaration","async","documentation","generic"]}},"inlayHintProvider":true},"serverInfo":{"name":"zls","version":"0.1.0"}}
);
defer server.shutdown();
}

// not fixed yet!
// test "Self-referential import" {
// var server = try Server.start(initialize_msg, null);
// defer server.shutdown();
// try server.request("textDocument/didOpen",
// \\{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"const a = @import(\"test.zig\").a;\nc"}}
// , null);
// try server.request("textDocument/completion",
// \\{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":1,"character":1}}
// ,
// \\{"isIncomplete":false,"items":[]}
// );
// }
// TODO Rewrite tests; the old session tests were extremely broken and unhelpful

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