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tests: improve diagnostic output on failure

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This commit is contained in:
Delyan Angelov
2020-05-04 11:21:25 +03:00
committed by GitHub
parent e0e064ff08
commit acd80f052b
10 changed files with 90 additions and 42 deletions
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14
vlib/builtin/builtin_nix.c.v
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@ -65,7 +65,7 @@ fn print_backtrace_skipping_top_frames_mac(skipframes int) bool {
$if macos {
buffer := [100]byteptr
nr_ptrs := backtrace(buffer, 100)
backtrace_symbols_fd(&buffer[skipframes], nr_ptrs - skipframes, 1)
backtrace_symbols_fd(&buffer[skipframes], nr_ptrs - skipframes, 2)
}
return true
}
@ -74,7 +74,7 @@ fn print_backtrace_skipping_top_frames_freebsd(skipframes int) bool {
$if freebsd {
buffer := [100]byteptr
nr_ptrs := backtrace(buffer, 100)
backtrace_symbols_fd(&buffer[skipframes], nr_ptrs - skipframes, 1)
backtrace_symbols_fd(&buffer[skipframes], nr_ptrs - skipframes, 2)
}
return true
}
@ -104,7 +104,7 @@ fn print_backtrace_skipping_top_frames_linux(skipframes int) bool {
// taken from os, to avoid depending on the os module inside builtin.v
f := C.popen(cmd.str, 'r')
if isnil(f) {
println(sframe)
eprintln(sframe)
continue
}
buf := [1000]byte
@ -114,7 +114,7 @@ fn print_backtrace_skipping_top_frames_linux(skipframes int) bool {
}
output = output.trim_space() + ':'
if C.pclose(f) != 0 {
println(sframe)
eprintln(sframe)
continue
}
if output in ['??:0:', '??:?:'] {
@ -124,13 +124,13 @@ fn print_backtrace_skipping_top_frames_linux(skipframes int) bool {
// NB: it is shortened here to just d. , just so that it fits, and so
// that the common error file:lineno: line format is enforced.
output = output.replace(' (discriminator', ': (d.')
println('${output:-46s} | ${addr:14s} | $beforeaddr')
eprintln('${output:-46s} | ${addr:14s} | $beforeaddr')
}
// backtrace_symbols_fd(*voidptr(&buffer[skipframes]), nr_actual_frames, 1)
return true
} $else {
println('backtrace_symbols_fd is missing, so printing backtraces is not available.\n')
println('Some libc implementations like musl simply do not provide it.')
eprintln('backtrace_symbols_fd is missing, so printing backtraces is not available.\n')
eprintln('Some libc implementations like musl simply do not provide it.')
}
}
return false