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    Subject[PATCH v2 7/7] selftests/ftrace: Add test case for synthetic event syntax errors
    Date
    Add a selftest that verifies that the syntax error messages and caret
    positions are correct for most of the possible synthetic event syntax
    error cases.

    Signed-off-by: Tom Zanussi <zanussi@kernel.org>
    ---
    .../trigger-synthetic_event_syntax_errors.tc | 19 +++++++++++++++++++
    1 file changed, 19 insertions(+)
    create mode 100644 tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc

    diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc
    new file mode 100644
    index 000000000000..136276b11386
    --- /dev/null
    +++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc
    @@ -0,0 +1,19 @@
    +#!/bin/sh
    +# SPDX-License-Identifier: GPL-2.0
    +# description: Synthetic event parser error log check
    +# requires: synthetic_events error_log
    +
    +check_error() { # command-with-error-pos-by-^
    + ftrace_errlog_check 'synthetic_events' "$1" 'synthetic_events'
    +}
    +
    +check_error 'myevent ^chr arg' # INVALID_TYPE
    +check_error 'myevent ^char str[];; int v' # INVALID_TYPE
    +check_error 'myevent char ^str]; int v' # INVALID_NAME
    +check_error 'myevent char ^str;[]' # INVALID_NAME
    +check_error 'myevent ^char str[; int v' # INVALID_TYPE
    +check_error '^mye;vent char str[]' # BAD_NAME
    +check_error 'myevent char str[]; ^int' # INVALID_FIELD
    +check_error '^myevent' # INCOMPLETE_CMD
    +
    +exit 0
    --
    2.17.1
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