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seq: add test for call without args
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@ -7,6 +7,14 @@ fn test_invalid_arg() {
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new_ucmd!().arg("--definitely-invalid").fails().code_is(1);
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}
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#[test]
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fn test_no_args() {
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new_ucmd!()
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.fails()
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.code_is(1)
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.stderr_contains("missing operand");
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}
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#[test]
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fn test_hex_rejects_sign_after_identifier() {
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new_ucmd!()
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