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4c38e0a4 | 1 | # Copyright (C) 2009, 2010 Free Software Foundation, Inc. |
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2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ||
16 | # This file is part of the GDB testsuite. It tests the mechanism | |
17 | # of exposing types to Python. | |
18 | ||
19 | if $tracelevel then { | |
20 | strace $tracelevel | |
21 | } | |
22 | ||
23 | set testfile "py-type" | |
24 | set srcfile ${testfile}.c | |
25 | set binfile ${objdir}/${subdir}/${testfile} | |
26 | ||
27 | # Build inferior to language specification. | |
28 | proc build_inferior {lang} { | |
29 | global srcdir subdir srcfile binfile testfile hex | |
30 | ||
31 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug $lang"] != "" } { | |
32 | untested "Couldn't compile ${srcfile} in $lang mode" | |
33 | return -1 | |
34 | } | |
35 | } | |
36 | ||
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37 | # Restart GDB. |
38 | proc restart_gdb {} { | |
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39 | global srcdir subdir srcfile binfile testfile hex |
40 | ||
41 | gdb_exit | |
42 | gdb_start | |
43 | gdb_reinitialize_dir $srcdir/$subdir | |
44 | gdb_load ${binfile} | |
45 | ||
46 | if ![runto_main ] then { | |
47 | perror "couldn't run to breakpoint" | |
48 | return | |
49 | } | |
f6bbabf0 | 50 | } |
bfd31e71 | 51 | |
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52 | # Set breakpoint and run to that breakpoint. |
53 | proc runto_bp {bp} { | |
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54 | gdb_breakpoint [gdb_get_line_number $bp] |
55 | gdb_continue_to_breakpoint $bp | |
56 | } | |
57 | ||
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58 | # Run a command in GDB, and report a failure if a Python exception is thrown. |
59 | # If report_pass is true, report a pass if no exception is thrown. | |
60 | proc gdb_py_test_silent_cmd {cmd name report_pass} { | |
61 | global gdb_prompt | |
62 | ||
63 | gdb_test_multiple $cmd $name { | |
64 | -re "Traceback.*$gdb_prompt $" { fail $name } | |
65 | -re "$gdb_prompt $" { if $report_pass { pass $name } } | |
66 | } | |
67 | } | |
68 | ||
69 | proc test_fields {lang} { | |
70 | global gdb_prompt | |
71 | ||
72 | if {$lang == "c++"} { | |
73 | # Test usage with a class | |
74 | gdb_py_test_silent_cmd "print c" "print value" 1 | |
75 | gdb_py_test_silent_cmd "python c = gdb.history (0)" "get value from history" 1 | |
76 | gdb_py_test_silent_cmd "python fields = c.type.fields()" "get fields" 1 | |
77 | gdb_test "python print len(fields)" "2" "Check number of fields" | |
78 | gdb_test "python print fields\[0\].name" "c" "Check class field c name" | |
79 | gdb_test "python print fields\[1\].name" "d" "Check class field d name" | |
80 | } | |
81 | ||
82 | # Test normal fields usage in structs. | |
83 | gdb_py_test_silent_cmd "print st" "print value" 1 | |
84 | gdb_py_test_silent_cmd "python st = gdb.history (0)" "get value from history" 1 | |
85 | gdb_py_test_silent_cmd "python fields = st.type.fields()" "get fields" 1 | |
86 | gdb_test "python print len(fields)" "2" "Check number of fields" | |
87 | gdb_test "python print fields\[0\].name" "a" "Check structure field a name" | |
88 | gdb_test "python print fields\[1\].name" "b" "Check structure field b name" | |
89 | ||
90 | # Test regression PR python/10805 | |
91 | gdb_py_test_silent_cmd "print ar" "print value" 1 | |
92 | gdb_py_test_silent_cmd "python ar = gdb.history (0)" "get value from history" 1 | |
93 | gdb_test "python fields = ar.type.fields()" | |
94 | gdb_test "python print len(fields)" "1" "Check the number of fields" | |
95 | gdb_test "python print fields\[0\].type" "<range type>" "Check array field type" | |
96 | } | |
97 | ||
98 | proc test_base_class {} { | |
99 | gdb_py_test_silent_cmd "print d" "print value" 1 | |
100 | gdb_py_test_silent_cmd "python d = gdb.history (0)" "get value from history" 1 | |
101 | gdb_py_test_silent_cmd "python fields = d.type.fields()" "get value from history" 1 | |
102 | gdb_test "python print len(fields)" "3" "Check the number of fields" | |
103 | gdb_test "python print fields\[0\].is_base_class" "True" "Check base class" | |
104 | gdb_test "python print fields\[1\].is_base_class" "False" "Check base class" | |
105 | } | |
106 | ||
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107 | proc test_range {} { |
108 | ||
109 | # Test a valid range request. | |
110 | gdb_py_test_silent_cmd "print ar" "print value" 1 | |
111 | gdb_py_test_silent_cmd "python ar = gdb.history (0)" "get value from history" 1 | |
112 | gdb_test "python print len(ar.type.range())" "2" "Check correct tuple length" | |
113 | gdb_test "python print ar.type.range()\[0\]" "0" "Check low range" | |
114 | gdb_test "python print ar.type.range()\[1\]" "1" "Check high range" | |
115 | ||
116 | # Test a range request on a ranged type. | |
117 | gdb_py_test_silent_cmd "print ar" "print value" 1 | |
118 | gdb_py_test_silent_cmd "python ar = gdb.history (0)" "get value from history" 1 | |
119 | gdb_py_test_silent_cmd "python fields = ar.type.fields()" "get fields" 1 | |
120 | gdb_test "python print fields\[0\].type.range()\[0\]" "0" "Check range type low bound" | |
121 | gdb_test "python print fields\[0\].type.range()\[1\]" "1" "Check range type high bound" | |
122 | ||
123 | # Test where a range does not exist. | |
124 | gdb_py_test_silent_cmd "print st" "print value" 1 | |
125 | gdb_py_test_silent_cmd "python st = gdb.history (0)" "get value from history" 1 | |
126 | gdb_test "python print st.type.range()" "RuntimeError: This type does not have a range.*" "Check range for non ranged type." | |
127 | } | |
128 | ||
326fd672 TT |
129 | # Some tests of template arguments. |
130 | proc test_template {} { | |
131 | gdb_py_test_silent_cmd \ | |
132 | "python ttype = gdb.parse_and_eval('temvar').type" \ | |
133 | "get type of temvar" \ | |
134 | 1 | |
135 | ||
136 | gdb_test "python print ttype.template_argument(0)" "D" | |
137 | gdb_test "python print isinstance(ttype.template_argument(0), gdb.Type)" \ | |
138 | "True" | |
139 | # The next two tests require a GCC that emits DW_TAG_template_*. | |
140 | gdb_test "python print ttype.template_argument(1)" "23" | |
141 | gdb_test "python print isinstance(ttype.template_argument(1), gdb.Value)" \ | |
142 | "True" | |
143 | setup_kfail "gcc/41736" *-*-* | |
144 | gdb_test "python print ttype.template_argument(2)" "&C::c" | |
145 | } | |
361ae042 | 146 | |
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147 | # Perform C Tests. |
148 | build_inferior "c" | |
f6bbabf0 | 149 | restart_gdb |
7d1bf85c | 150 | |
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151 | # Skip all tests if Python scripting is not enabled. |
152 | if { [skip_python_tests] } { continue } | |
7d1bf85c | 153 | |
f6bbabf0 | 154 | runto_bp "break to inspect struct and array." |
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155 | test_fields "c" |
156 | ||
157 | # Perform C++ Tests. | |
158 | build_inferior "c++" | |
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159 | restart_gdb |
160 | runto_bp "break to inspect struct and array." | |
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161 | test_fields "c++" |
162 | test_base_class | |
361ae042 | 163 | test_range |
326fd672 | 164 | test_template |