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Fixed documentPositionIndex, added tests

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This commit is contained in:
Alexandros Naskos 2020-07-02 14:03:24 +03:00
parent b3006745a0
commit e54a6d2522
2 changed files with 60 additions and 26 deletions
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2
src/types.zig
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@ -149,7 +149,7 @@ pub const TextDocument = struct {
var index = @intCast(i64, split_iterator.index.?) + position.character;
if (index < 0 or index >= @intCast(i64, self.text.len)) {
if (index < 0 or index > @intCast(i64, self.text.len)) {
return error.InvalidParams;
}

84
tests/sessions.zig
View File

@ -13,12 +13,12 @@ const initialized_message = \\{"jsonrpc":"2.0","method":"initialized","params":{
const shutdown_message = \\{"jsonrpc":"2.0", "id":"STDWN", "method":"shutdown","params":{}}
;
fn sendRequest(req: []const u8, process: var) !void {
fn sendRequest(req: []const u8, process: *std.ChildProcess) !void {
try process.stdin.?.writer().print("Content-Length: {}\r\n\r\n", .{req.len});
try process.stdin.?.writeAll(req);
}
fn readResponses(process: var) !void {
fn readResponses(process: *std.ChildProcess) !void {
while (true) {
const header = headerPkg.readRequestHeader(allocator, process.stdout.?.reader()) catch |err| {
switch(err) {
@ -36,9 +36,8 @@ fn readResponses(process: var) !void {
}
}
test "Open file, ask for semantic tokens" {
fn startZls() !*std.ChildProcess {
var process = try std.ChildProcess.init(&[_][]const u8{ "zig-cache/bin/zls" ++ suffix }, allocator);
defer process.deinit();
process.stdin_behavior = .Pipe;
process.stdout_behavior = .Pipe;
process.stderr_behavior = std.ChildProcess.StdIo.Inherit;
@ -48,6 +47,30 @@ test "Open file, ask for semantic tokens" {
return err;
};
return process;
}
fn waitNoError(process: *std.ChildProcess) !void {
const result = try process.wait();
switch (result) {
.Exited => |code| if (code == 0) {
return;
},
else => {},
}
return error.ShutdownWithError;
}
fn consumeOutputAndWait(process: *std.ChildProcess) !void {
process.stdin.?.close();
process.stdin = null;
try readResponses(process);
try waitNoError(process);
process.deinit();
}
test "Open file, ask for semantic tokens" {
var process = try startZls();
try sendRequest(initialize_message, process);
try sendRequest(initialized_message, process);
@ -57,26 +80,37 @@ test "Open file, ask for semantic tokens" {
const sem_toks_req = \\{"jsonrpc":"2.0","id":2,"method":"textDocument/semanticTokens","params":{"textDocument":{"uri":"file:///test.zig"}}}
;
try sendRequest(sem_toks_req, process);
try sendRequest(shutdown_message, process);
process.stdin.?.close();
process.stdin = null;
try readResponses(process);
const result = try process.wait();
// const stderr_bytes = try process.stderr.?.reader().readAllAlloc(allocator, std.math.maxInt(usize));
// defer allocator.free(stderr_bytes);
// if (stderr_bytes.len != 0) {
// std.debug.print("Stderr output\n{}\n", .{stderr_bytes});
// }
switch (result) {
.Exited => |code| if (code == 0) {
return;
},
else => {},
}
return error.ShutdownWithError;
try consumeOutputAndWait(process);
}
test "Requesting a completion in an empty file" {
var process = try startZls();
try sendRequest(initialize_message, process);
try sendRequest(initialized_message, process);
const new_file_req = \\{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":""}}}
;
try sendRequest(new_file_req, process);
const completion_req = \\{"jsonrpc":"2.0","id":2,"method":"textDocument/completion","params":{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":0,"character":0}}}
;
try sendRequest(completion_req, process);
try sendRequest(shutdown_message, process);
try consumeOutputAndWait(process);
}
test "Requesting a completion with no trailing whitespace" {
var process = try startZls();
try sendRequest(initialize_message, process);
try sendRequest(initialized_message, process);
const new_file_req = \\{"jsonrpc":"2.0","method":"textDocument/didOpen","params":{"textDocument":{"uri":"file:///test.zig","languageId":"zig","version":420,"text":"const std = @import(\"std\");\nc"}}}
;
try sendRequest(new_file_req, process);
const completion_req = \\{"jsonrpc":"2.0","id":2,"method":"textDocument/completion","params":{"textDocument":{"uri":"file:///test.zig"}, "position":{"line":1,"character":1}}}
;
try sendRequest(completion_req, process);
try sendRequest(shutdown_message, process);
try consumeOutputAndWait(process);
}