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stage1: add tests for nosuspend async/resume

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This commit is contained in:
Veikka Tuominen 2021-03-07 15:26:51 +02:00
parent 93f8110e5d
commit 2d286100ef
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1 changed files with 63 additions and 1 deletions
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64
test/stage1/behavior/async_fn.zig
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@ -1,5 +1,5 @@
const std = @import("std");
const builtin = @import("builtin");
const builtin = std.builtin;
const expect = std.testing.expect;
const expectEqual = std.testing.expectEqual;
const expectEqualStrings = std.testing.expectEqualStrings;
@ -1545,6 +1545,68 @@ test "nosuspend on function calls" {
expectEqual(@as(i32, 42), (try nosuspend S1.d()).b);
}
test "nosuspend on async function calls" {
const S0 = struct {
b: i32 = 42,
};
const S1 = struct {
fn c() S0 {
return S0{};
}
fn d() !S0 {
return S0{};
}
};
var frame_c = nosuspend async S1.c();
expectEqual(@as(i32, 42), (await frame_c).b);
var frame_d = nosuspend async S1.d();
expectEqual(@as(i32, 42), (try await frame_d).b);
}
// test "resume nosuspend async function calls" {
// const S0 = struct {
// b: i32 = 42,
// };
// const S1 = struct {
// fn c() S0 {
// suspend;
// return S0{};
// }
// fn d() !S0 {
// suspend;
// return S0{};
// }
// };
// var frame_c = nosuspend async S1.c();
// resume frame_c;
// expectEqual(@as(i32, 42), (await frame_c).b);
// var frame_d = nosuspend async S1.d();
// resume frame_d;
// expectEqual(@as(i32, 42), (try await frame_d).b);
// }
test "nosuspend resume async function calls" {
const S0 = struct {
b: i32 = 42,
};
const S1 = struct {
fn c() S0 {
suspend;
return S0{};
}
fn d() !S0 {
suspend;
return S0{};
}
};
var frame_c = async S1.c();
nosuspend resume frame_c;
expectEqual(@as(i32, 42), (await frame_c).b);
var frame_d = async S1.d();
nosuspend resume frame_d;
expectEqual(@as(i32, 42), (try await frame_d).b);
}
test "avoid forcing frame alignment resolution implicit cast to *c_void" {
const S = struct {
var x: ?*c_void = null;