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mock: track open file descriptors
+24
+24
src/ourio/Mock.zig
+24
src/ourio/Mock.zig
···
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const posix = std.posix;
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completions: Queue(io.Task, .complete) = .{},
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open_fds: i64 = 0,
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accept_cb: ?*const fn (*io.Task) io.Result = null,
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cancel_cb: ?*const fn (*io.Task) io.Result = null,
···
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}
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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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}
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···
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.socket => if (self.socket_cb) |cb| cb(task) else return error.NoMockCallback,
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.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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.userbytes => if (self.userbytes_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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+
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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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}