# This file tests error messages produced on invalid command line arguments.
# It also checks that help messages are generated as expected.

# Verify that an error message is provided if an input file is missing or incorrect

RUN: not llvm-bolt-binary-analysis 2>&1 | FileCheck -check-prefix=NOFILEARG %s
NOFILEARG:       llvm-bolt-binary-analysis{{(\.exe)?}}: Not enough positional command line arguments specified!
NOFILEARG-NEXT:  Must specify at least 1 positional argument: See: {{.*}}llvm-bolt-binary-analysis{{(\.exe)?}} --help

RUN: not llvm-bolt-binary-analysis non-existing-file 2>&1 | FileCheck -check-prefix=NONEXISTINGFILEARG %s
# Don't check the OS-dependent message "No such file or directory".
NONEXISTINGFILEARG:       llvm-bolt-binary-analysis{{(\.exe)?}}: 'non-existing-file': {{.*}}

RUN: not llvm-bolt-binary-analysis %p/Inputs/dummy.txt 2>&1 | FileCheck -check-prefix=NOELFFILEARG %s
NOELFFILEARG:       llvm-bolt-binary-analysis{{(\.exe)?}}: '{{.*}}/Inputs/dummy.txt': The file was not recognized as a valid object file.

RUN: %clang %cflags -Wl,--emit-relocs %p/../../Inputs/asm_foo.s %p/../../Inputs/asm_main.c -o %t.exe
RUN: llvm-bolt-binary-analysis %t.exe 2>&1 | FileCheck -check-prefix=VALIDELFFILEARG --allow-empty %s
# Check that there are no BOLT-WARNING or BOLT-ERROR output lines
VALIDELFFILEARG:     BOLT-INFO:
VALIDELFFILEARG-NOT: BOLT-WARNING:
VALIDELFFILEARG-NOT: BOLT-ERROR:

# Check --help output

RUN: llvm-bolt-binary-analysis --help 2>&1 | FileCheck -check-prefix=HELP %s

HELP:       OVERVIEW: BinaryAnalysis
HELP-EMPTY:
HELP-NEXT:  USAGE: llvm-bolt-binary-analysis{{(\.exe)?}} [options] <executable>
HELP-EMPTY:
HELP-NEXT:  OPTIONS:
HELP-EMPTY:
HELP-NEXT:  BinaryAnalysis options:
HELP-EMPTY:
HELP-NEXT:   --auth-traps-on-failure - Assume authentication instructions always trap on failure
HELP-NEXT:   --scanners=<value> - Which gadget scanners to run
HELP-NEXT:   =ptrauth-pac-ret        -   Unprotected returns (pac-ret)
HELP-NEXT:   =ptrauth-tail-calls     -   Tail calls performed with unprotected link register
HELP-NEXT:   =ptrauth-forward-cf     -   Unprotected calls and branches (forward control-flow)
HELP-NEXT:   =ptrauth-sign-oracles   -   Signing of untrusted pointers (signing oracles)
HELP-NEXT:   =ptrauth-auth-oracles   -   Authentication oracles
HELP-NEXT:   =ptrauth-all            -   All Pointer Authentication scanners
HELP-NEXT:   =all                    -   All implemented scanners

HELP-EMPTY:
HELP-NEXT:  Generic Options: