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Reduce test noise (#2907)

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Jack May 2019-02-22 16:27:19 -08:00 committed by GitHub
parent 66891d9d4e
commit 35aefdf1db
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1 changed files with 3 additions and 13 deletions
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16
programs/native/bpf_loader/src/lib.rs
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@ -212,32 +212,22 @@ fn entrypoint(
#[cfg(test)]
mod tests {
use super::*;
use solana_rbpf::helpers;
#[test]
#[should_panic(expected = "Error: Execution exceeded maximum number of instructions")]
fn test_non_terminating_program() {
#[rustfmt::skip]
let prog = &[
0xb7, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // r6 = 0
0xb7, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // r1 = 0
0xb7, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // r2 = 0
0xb7, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // r3 = 0
0xb7, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // r4 = 0
0xbf, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // r5 = r6
0x85, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, // call 6
0x07, 0x06, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, // r6 + 1
0x05, 0x00, 0xf8, 0xff, 0x00, 0x00, 0x00, 0x00, // goto -8
0x07, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, // r6 + 1
0x05, 0x00, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00, // goto -2
0x95, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exit
];
let input = &mut [0x00];
let mut vm = EbpfVmRaw::new(None).unwrap();
vm.set_verifier(bpf_verifier::check).unwrap();
vm.set_max_instruction_count(36000).unwrap(); // 36000 is a wag, need to tune
vm.set_max_instruction_count(10).unwrap();
vm.set_program(prog).unwrap();
vm.register_helper(helpers::BPF_TRACE_PRINTK_IDX, helpers::bpf_trace_printf)
.unwrap();
vm.execute_program(input).unwrap();
}
}