-# Copyright (C) 2009 Free Software Foundation, Inc.
+# Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
strace $tracelevel
}
+load_lib gdb-python.exp
+
set testfile "py-type"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
+if [get_compiler_info not-used c++] {
+ return -1;
+}
+
# Build inferior to language specification.
-proc build_inferior {lang} {
- global srcdir subdir srcfile binfile testfile hex
+proc build_inferior {exefile lang} {
+ global srcdir subdir srcfile testfile hex
- if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug $lang"] != "" } {
+ if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${exefile}" executable "debug $lang"] != "" } {
untested "Couldn't compile ${srcfile} in $lang mode"
return -1
}
}
-# Restart GDB, set breakpoint and run to that breakpoint.
-proc restart_gdb {bp} {
- global srcdir subdir srcfile binfile testfile hex
+# Restart GDB.
+proc restart_gdb {exefile} {
+ global srcdir subdir srcfile testfile hex
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
- gdb_load ${binfile}
+ gdb_load ${exefile}
if ![runto_main ] then {
perror "couldn't run to breakpoint"
return
}
+}
+# Set breakpoint and run to that breakpoint.
+proc runto_bp {bp} {
gdb_breakpoint [gdb_get_line_number $bp]
gdb_continue_to_breakpoint $bp
}
-
-# Run a command in GDB, and report a failure if a Python exception is thrown.
-# If report_pass is true, report a pass if no exception is thrown.
-proc gdb_py_test_silent_cmd {cmd name report_pass} {
- global gdb_prompt
-
- gdb_test_multiple $cmd $name {
- -re "Traceback.*$gdb_prompt $" { fail $name }
- -re "$gdb_prompt $" { if $report_pass { pass $name } }
- }
-}
-
proc test_fields {lang} {
global gdb_prompt
+ # .fields() of a typedef should still return the underlying field list
+ gdb_test "python print len(gdb.parse_and_eval('ts').type.fields())" "2" \
+ "$lang typedef field list"
+
if {$lang == "c++"} {
# Test usage with a class
gdb_py_test_silent_cmd "print c" "print value" 1
gdb_test "python print len(fields)" "2" "Check number of fields"
gdb_test "python print fields\[0\].name" "c" "Check class field c name"
gdb_test "python print fields\[1\].name" "d" "Check class field d name"
+
+ gdb_test "python print c.type == gdb.parse_and_eval('d').type" "False"
+ gdb_test "python print c.type == gdb.parse_and_eval('d').type.fields()\[0\].type" \
+ "True"
}
# Test normal fields usage in structs.
gdb_test "python print fields\[0\].name" "a" "Check structure field a name"
gdb_test "python print fields\[1\].name" "b" "Check structure field b name"
+ # Test Python mapping behavior of gdb.Type for structs/classes
+ gdb_test "python print len(st.type)" "2" "Check number of fields"
+ gdb_test "python print st.type\['a'\].name" "a" "Check fields lookup by name"
+ gdb_test "python print \[v.bitpos for v in st.type.itervalues()\]" {\[0L, 32L\]} "Check fields iteration over values"
+ gdb_test "python print \[(n, v.bitpos) for (n, v) in st.type.items()\]" {\[\('a', 0L\), \('b', 32L\)\]} "Check fields items list"
+ gdb_test "python print 'a' in st.type" "True" "Check field name exists test"
+ gdb_test "python print 'nosuch' in st.type" "False" "Check field name nonexists test"
+ gdb_test "python print not not st.type" "True" "Check conversion to bool"
+
+ # Test rejection of mapping operations on scalar types
+ gdb_test "python print len (st.type\['a'\].type)" "TypeError: Type is not a structure, union, or enum type.*"
+ gdb_test "python print st.type\['a'\].type.has_key ('x')" "TypeError: Type is not a structure, union, or enum type.*"
+ gdb_test "python print st.type\['a'\].type.keys ()" "TypeError: Type is not a structure, union, or enum type.*"
+ gdb_test "python print st.type\['a'\].type\['x'\]" "TypeError: Type is not a structure, union, or enum type.*"
+
+ # Test conversion to bool on scalar types
+ gdb_test "python print not not st.type\['a'\].type" "True"
+
# Test regression PR python/10805
gdb_py_test_silent_cmd "print ar" "print value" 1
gdb_py_test_silent_cmd "python ar = gdb.history (0)" "get value from history" 1
gdb_test "python fields = ar.type.fields()"
gdb_test "python print len(fields)" "1" "Check the number of fields"
gdb_test "python print fields\[0\].type" "<range type>" "Check array field type"
+
+ gdb_test "python print ar\[0\].cast(ar\[0\].type.array(1))" \
+ ".1, 2." "cast to array with one argument"
+ gdb_test "python print ar\[0\].cast(ar\[0\].type.array(0, 1))" \
+ ".1, 2." "cast to array with two arguments"
+
+ gdb_test "python print ar\[0\].type == ar\[0\].type" "True"
}
+proc test_enums {} {
+ gdb_py_test_silent_cmd "print e" "print value" 1
+ gdb_py_test_silent_cmd "python e = gdb.history (0)" "get value from history" 1
+ gdb_py_test_silent_cmd "python fields = e.type.fields()" "get value from history" 1
+ gdb_test "python print len(fields)" "3" "Check the number of enum fields"
+ gdb_test "python print fields\[0\].name" "v1" "Check enum field name"
+ gdb_test "python print fields\[1\].name" "v2" "Check enum field name"
+
+ # Ditto but by mapping operations
+ gdb_test "python print len(e.type)" "3" "Check the number of enum fields"
+ gdb_test "python print e.type\['v1'\].name" "v1" "Check enum field lookup by name"
+ gdb_test "python print e.type\['v3'\].name" "v3" "Check enum field lookup by name"
+ gdb_test "python print \[v.bitpos for v in e.type.itervalues()\]" {\[0L, 1L, 2L\]} "Check num fields iteration over values"
+ gdb_test "python print \[(n, v.bitpos) for (n, v) in e.type.items()\]" {\[\('v1', 0L\), \('v2', 1L\), \('v3', 2L\)\]} "Check enum fields items list"
+}
proc test_base_class {} {
gdb_py_test_silent_cmd "print d" "print value" 1
gdb_py_test_silent_cmd "python d = gdb.history (0)" "get value from history" 1
gdb_test "python print fields\[1\].is_base_class" "False" "Check base class"
}
+proc test_range {} {
+
+ # Test a valid range request.
+ gdb_py_test_silent_cmd "print ar" "print value" 1
+ gdb_py_test_silent_cmd "python ar = gdb.history (0)" "get value from history" 1
+ gdb_test "python print len(ar.type.range())" "2" "Check correct tuple length"
+ gdb_test "python print ar.type.range()\[0\]" "0" "Check low range"
+ gdb_test "python print ar.type.range()\[1\]" "1" "Check high range"
+
+ # Test a range request on a ranged type.
+ gdb_py_test_silent_cmd "print ar" "print value" 1
+ gdb_py_test_silent_cmd "python ar = gdb.history (0)" "get value from history" 1
+ gdb_py_test_silent_cmd "python fields = ar.type.fields()" "get fields" 1
+ gdb_test "python print fields\[0\].type.range()\[0\]" "0" "Check range type low bound"
+ gdb_test "python print fields\[0\].type.range()\[1\]" "1" "Check range type high bound"
+
+ # Test where a range does not exist.
+ gdb_py_test_silent_cmd "print st" "print value" 1
+ gdb_py_test_silent_cmd "python st = gdb.history (0)" "get value from history" 1
+ gdb_test "python print st.type.range()" "RuntimeError: This type does not have a range.*" "Check range for non ranged type."
+}
+
+# Some tests of template arguments.
+proc test_template {} {
+ gdb_py_test_silent_cmd \
+ "python ttype = gdb.parse_and_eval('temvar').type" \
+ "get type of temvar" \
+ 1
+
+ gdb_test "python print ttype.template_argument(0)" "D"
+ gdb_test "python print isinstance(ttype.template_argument(0), gdb.Type)" \
+ "True"
+
+ # The next two tests require a GCC that emits DW_TAG_template_*.
+ # GCC 4.4 does not emit it, 4.5 and 6 do emit it.
+ set have_older_gcc 0
+ if {[test_compiler_info {gcc-[0-3]-*}]
+ || [test_compiler_info {gcc-4-[0-4]-*}]} {
+ set have_older_gcc 1
+ }
+ if $have_older_gcc { setup_xfail *-*-* }
+ gdb_test "python print ttype.template_argument(1)" "23"
+ if $have_older_gcc { setup_xfail *-*-* }
+ gdb_test "python print isinstance(ttype.template_argument(1), gdb.Value)" \
+ "True"
+
+ setup_xfail "gcc/41736" *-*-*
+ gdb_test "python print ttype.template_argument(2)" "&C::c"
+}
+
# Perform C Tests.
-build_inferior "c"
-restart_gdb "break to inspect struct and array."
+build_inferior "${binfile}" "c"
+restart_gdb "${binfile}"
+
+# Skip all tests if Python scripting is not enabled.
+if { [skip_python_tests] } { continue }
+
+runto_bp "break to inspect struct and array."
test_fields "c"
+test_enums
# Perform C++ Tests.
-build_inferior "c++"
-restart_gdb "break to inspect struct and array."
+build_inferior "${binfile}-cxx" "c++"
+restart_gdb "${binfile}-cxx"
+runto_bp "break to inspect struct and array."
test_fields "c++"
test_base_class
+test_range
+test_template
+test_enums