File: return_no_val.exp

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set test "return_no_val"
set testpath "$srcdir/$subdir"

if {! [installtest_p]} { untested "$test"; return }

# --- TEST 1 ---

set subtest1 "TEST 1: return no value in void type func (in the middle)"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest1 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_1.stp'" out stderr]

    set exp_out "enter f
exit
"
    is "${test_name}: stdout" $out $exp_out

    set stderr_pat "\\AWARNING: statement will never be reached: identifier 'println' at \[^\\n\]*?\\.stp:4:5
 source:     println\\(\"leave f\"\\);
             \\^
\\Z"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop"

    is "${test_name}: exit code" $exit_code 0
}

# --- TEST 2 ---

set subtest2 "TEST 2: return no value in void type func (at the end, no-op)"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest2 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_2.stp'" out stderr]

    set exp_out "enter f
leave f
exit
"
    is "${test_name}: stdout" $out $exp_out

    set exp_stderr ""
    is "${test_name}: stderr" $stderr $exp_stderr

    is "${test_name}: exit code" $exit_code 0
}

# --- TEST 3 ---

set subtest3 "TEST 3: return nothing in long type func (inferred by another return stmt)"
set test_name "$test: $subtest3"

set exit_code [run_cmd_2way "stap '$srcdir/$subdir/${test}_3.stp'" out stderr]

set exp_out ""
is "${test_name}: stdout" $out $exp_out
isnt "${test_name}: exit code" $exit_code 0

set stderr_pat "\\Asemantic error: type mismatch \\(unknown\\): keyword at \[^\\n\]*?\\.stp:3:9
        source:         return;
                        \\^

semantic error: type was first inferred here \\(long\\): number '1' at :5:12
        source:     return 1;
                           \\^
"
like "${test_name}: stderr" $stderr $stderr_pat "-linestop"

# --- TEST 4 ---

set subtest4 "TEST 4: return nothing in long type func (inferred by caller)"
set test_name "$test: $subtest4"

set exit_code [run_cmd_2way "stap '$srcdir/$subdir/${test}_4.stp'" out stderr]

set exp_out ""
is "${test_name}: stdout" $out $exp_out
isnt "${test_name}: exit code" $exit_code 0

set stderr_pat "\\Asemantic error: type mismatch \\(unknown\\): keyword at \[^\\n\]*?\\.stp:3:9
        source:         return;
                        \\^

semantic error: type was first inferred here \\(long\\): identifier 'f' at :8:17
        source:     println\\(1 \\+ f\\(3\\)\\)
                                \\^

"
like "${test_name}: stderr" $stderr $stderr_pat "-linestop"

# --- TEST 5 ---

set subtest5 "TEST 5: pretty-printer adds a semicolon (two return stmts in a row)"
set test_name "$test: $subtest5"

set exit_code [run_cmd_2way "stap -p1 '$srcdir/$subdir/${test}_5.stp'" out stderr]

set out_pat "^return;\\nreturn;\\n"
like "${test_name}: stdout" $out $out_pat "-linestop -lineanchor"

is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
    send_log "stderr:\n$stderr"
}

# --- TEST 6 ---

set subtest6 "TEST 6: pretty-printer adds a semicolon (under if)"
set test_name "$test: $subtest6"

set exit_code [run_cmd_2way "stap -p1 '$srcdir/$subdir/${test}_6.stp'" out stderr]

set out_pat "^if \\(1\\) return
;
"
like "${test_name}: stdout" $out $out_pat "-linestop -lineanchor"

is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
    send_log "stderr:\n$stderr"
}

# --- TEST 7 ---

set subtest7 "TEST 7: pretty-printer adds a semicolon (under for)"
set test_name "$test: $subtest7"

set exit_code [run_cmd_2way "stap -p1 '$srcdir/$subdir/${test}_7.stp'" out stderr]

set out_pat "^for \\(; 1; \\) return;
"
like "${test_name}: stdout" $out $out_pat "-linestop -lineanchor"

is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
    send_log "stderr:\n$stderr"
}

# --- TEST 8 ---

set subtest8 "TEST 8: pretty-printer adds a semicolon (under while)"
set test_name "$test: $subtest8"

set exit_code [run_cmd_2way "stap -p1 '$srcdir/$subdir/${test}_8.stp'" out stderr]

set out_pat "^for \\(; 1; \\) return;
"
like "${test_name}: stdout" $out $out_pat "-linestop -lineanchor"

is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
    send_log "stderr:\n$stderr"
}

# --- TEST 9 ---

set subtest9 "TEST 9: pretty-printer adds a semicolon (under foreach)"
set test_name "$test: $subtest9"

set exit_code [run_cmd_2way "stap -p1 '$srcdir/$subdir/${test}_9.stp'" out stderr]

set out_pat "^foreach \\(\\\[k\\\] in a\\) return;
"
like "${test_name}: stdout" $out $out_pat "-linestop -lineanchor"

is "${test_name}: exit code" $exit_code 0
if {$stderr ne ""} {
    send_log "stderr:\n$stderr"
}

# --- TEST 10 ---

set subtest10 "TEST 10: 'return' right before 'if'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest10 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_10.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:4:5
     source:     if \\(1\\) \\\{
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 11 ---

set subtest11 "TEST 11: 'return' right before 'for'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest11 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_11.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:4:5
     source:     for \\(;;\\) \\\{
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 12 ---

set subtest12 "TEST 12: 'return' right before 'while'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest12 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_12.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:4:5
     source:     while \\(1\\) \\\{
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 13 ---

set subtest13 "TEST 13: 'return' right before 'foreach'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest13 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_13.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:6:5
     source:     foreach \\(k in a\\) \\\{
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 14 ---

set subtest14 "TEST 14: 'return' right before 'return'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest14 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_14.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:4:5
     source:     return
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 15 ---

set subtest15 "TEST 15: 'return' right before 'next'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest15 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_15.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:4:5
     source:     next
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 16 ---

set subtest16 "TEST 16: 'return' right before 'delete'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest16 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_16.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:6:5
     source:     delete a
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 17 ---

set subtest17 "TEST 17: 'return' right before 'try'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest17 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_17.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:6:5
     source:     try \\\{
                 \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 18 ---

set subtest18 "TEST 18: 'return' right before 'break'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest18 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_18.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:5:9
     source:         break
                     \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}

# --- TEST 19 ---

set subtest19 "TEST 19: 'return' right before 'continue'"
foreach runtime [get_runtime_list] {
    if {$runtime eq ""} {
        set runtime "kernel"
    }
    set test_name "$test: $subtest19 ($runtime)"

    set exit_code [run_cmd_2way "stap --runtime=$runtime '$srcdir/$subdir/${test}_19.stp'" out stderr]

    set exp_out ""
    is "${test_name}: stdout" $out $exp_out
    isnt "${test_name}: exit code" $exit_code 0

    set stderr_pat "^parse error: expected literal string or number
        saw: keyword at \[^\\n\]*?\\.stp:5:9
     source:         continue
                     \\^
"
    like "${test_name}: stderr" $stderr $stderr_pat "-linestop -lineanchor"
}