36 lines
886 B
V
36 lines
886 B
V
import os
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fn former_handler(signal os.Signal) {
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println('former_handler')
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exit(0)
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}
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fn default_handler(signal os.Signal) {
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println('default_handler')
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exit(0)
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}
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fn test_signal_opt() {
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os.signal_opt(.int, default_handler) or { assert false }
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}
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fn test_signal_opt_invalid_argument() {
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// Can't register a signal on SIGKILL
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if _ := os.signal_opt(.kill, default_handler) {
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assert false
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}
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os.signal_opt(.kill, default_handler) or {
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assert err.msg() == 'Invalid argument'
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assert err.code == 22
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}
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}
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fn test_signal_opt_return_former_handler() {
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func1 := os.signal_opt(.term, former_handler) or { panic('unexpected error') }
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assert isnil(func1)
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func2 := os.signal_opt(.term, default_handler) or { panic('unexpected error') }
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assert !isnil(func2)
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// this should work, but makes the CI fail because of a bug in clang -fsanitize=memory
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// assert func2 == former_handler
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}
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