106 lines
3.5 KiB
Text
106 lines
3.5 KiB
Text
# Copyright (C) 2014-2016 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib "dtrace.exp"
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# Run the tests.
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# This returns -1 on failure to compile or start, 0 otherwise.
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proc dtrace_test {} {
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global testfile hex srcfile binfile
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standard_testfile
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if {[dtrace_build_usdt_test_program] == -1} {
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untested "could not compile test program"
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return -1
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}
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clean_restart ${binfile}
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if ![runto_main] {
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return -1
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}
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gdb_test "print \$_probe_argc" "No probe at PC $hex" \
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"check argument not at probe point"
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# Test the 'info probes' command.
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gdb_test "info probes dtrace" \
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"test *progress-counter *$hex +no.*test *two-locations *$hex +always.*test *two-locations *$hex +always.*" \
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"info probes dtrace"
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# Disabling the probe test:two-locations shall have no effect,
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# since no is-enabled probes are defined for it in the object
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# file.
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gdb_test "disable probe test two-locations" \
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"Probe test:two-locations cannot be disabled.*" \
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"disable probe test two-locations"
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# On the other hand, the probe test:progress-counter can be
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# enabled and then disabled again.
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gdb_test "enable probe test progress-counter" \
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"Probe test:progress-counter enabled.*" \
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"enable probe test progress-counter"
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gdb_test "disable probe test progress-counter" \
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"Probe test:progress-counter disabled.*" \
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"disable probe test progress-counter"
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# Since test:progress-counter is disabled we can run to the second
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# instance of the test:two-locations probe.
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if {![runto "-probe-dtrace test:two-locations"]} {
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fail "run to the first test:two-locations probe point"
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}
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if {![runto "-probe-dtrace test:two-locations"]} {
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fail "run to the second test:two-locations probe point"
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}
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# Go back to the breakpoint on main() and enable the
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# test:progress-counter probe. Set a breakpoint on it and see
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# that it gets reached.
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if ![runto_main] {
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return -1
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}
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gdb_test "enable probe test progress-counter" \
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"Probe test:progress-counter enabled.*" \
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"enable probe test progress-counter"
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gdb_test "break -probe-dtrace test:progress-counter" \
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".*Breakpoint \[0-9\]+ .*" "set breakpoint in test:progress-counter"
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gdb_continue_to_breakpoint "test:progress-counter"
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# Test probe arguments.
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gdb_test "print \$_probe_argc" " = 2" \
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"print \$_probe_argc for probe progress-counter"
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gdb_test "print \$_probe_arg0" \
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" = $hex \"application\"" \
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"print \$_probe_arg0 for probe progress-counter"
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gdb_test "print \$_probe_arg1" " = 1" \
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"print \$_probe_arg1 for probe progress-counter"
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# Set a breakpoint with multiple probe locations.
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gdb_test "break -pdtrace test:two-locations" \
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"Breakpoint \[0-9\]+ at $hex.*2 locations.*" \
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"set multi-location probe breakpoint (probe two-locations)"
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return 0
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}
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dtrace_test
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