rockorager.dev
An asynchronous IO runtime
mock: track open file descriptors
+24
src/ourio/Mock.zig
+24
src/ourio/Mock.zig
···
10
const posix = std.posix;
11
12
completions: Queue(io.Task, .complete) = .{},
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14
accept_cb: ?*const fn (*io.Task) io.Result = null,
15
cancel_cb: ?*const fn (*io.Task) io.Result = null,
···
39
}
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pub fn deinit(self: *Mock, _: Allocator) void {
42
self.* = undefined;
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}
44
···
79
.socket => if (self.socket_cb) |cb| cb(task) else return error.NoMockCallback,
80
.statx => if (self.statx_cb) |cb| cb(task) else return error.NoMockCallback,
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.timer => if (self.timer_cb) |cb| cb(task) else return error.NoMockCallback,
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.userfd => if (self.userfd_cb) |cb| cb(task) else return error.NoMockCallback,
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.usermsg => if (self.usermsg_cb) |cb| cb(task) else return error.NoMockCallback,
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.userptr => if (self.userptr_cb) |cb| cb(task) else return error.NoMockCallback,
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.write => if (self.write_cb) |cb| cb(task) else return error.NoMockCallback,
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.writev => if (self.writev_cb) |cb| cb(task) else return error.NoMockCallback,
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};
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self.completions.push(task);
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}
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}
···
10
const posix = std.posix;
11
12
completions: Queue(io.Task, .complete) = .{},
13
+
open_fds: i64 = 0,
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accept_cb: ?*const fn (*io.Task) io.Result = null,
16
cancel_cb: ?*const fn (*io.Task) io.Result = null,
···
40
}
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pub fn deinit(self: *Mock, _: Allocator) void {
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+
if (self.open_fds > 0) {
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+
@panic("file descriptor leak");
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+
}
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+
if (self.open_fds < 0) {
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+
@panic("unbalanced file descriptor close");
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+
}
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self.* = undefined;
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}
51
···
86
.socket => if (self.socket_cb) |cb| cb(task) else return error.NoMockCallback,
87
.statx => if (self.statx_cb) |cb| cb(task) else return error.NoMockCallback,
88
.timer => if (self.timer_cb) |cb| cb(task) else return error.NoMockCallback,
89
+
.userbytes => if (self.userbytes_cb) |cb| cb(task) else return error.NoMockCallback,
90
.userfd => if (self.userfd_cb) |cb| cb(task) else return error.NoMockCallback,
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.usermsg => if (self.usermsg_cb) |cb| cb(task) else return error.NoMockCallback,
92
.userptr => if (self.userptr_cb) |cb| cb(task) else return error.NoMockCallback,
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.write => if (self.write_cb) |cb| cb(task) else return error.NoMockCallback,
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.writev => if (self.writev_cb) |cb| cb(task) else return error.NoMockCallback,
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};
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+
97
+
switch (task.result.?) {
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+
.accept => |accept| {
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+
if (accept) |_| self.open_fds += 1 else |_| {}
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+
},
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+
.open => |open| {
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+
if (open) |_| self.open_fds += 1 else |_| {}
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+
},
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+
.socket => |socket| {
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+
if (socket) |_| self.open_fds += 1 else |_| {}
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+
},
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+
.close => |close| {
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+
if (close) |_| self.open_fds -= 1 else |_| {}
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+
},
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+
else => {},
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+
}
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self.completions.push(task);
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}
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}