gdb/testsuite/gdb.rust/simple.exp

   1 # Copyright (C) 2016-2017 Free Software Foundation, Inc.
   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 # Test expression parsing and evaluation that requires Rust compiler.
  17
  18 load_lib rust-support.exp
  19 if {[skip_rust_tests]} {
  20     continue
  21 }
  22
  23 standard_testfile .rs
  24 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug rust}]} {
  25     return -1
  26 }
  27
  28 set line [gdb_get_line_number "set breakpoint here"]
  29 if {![runto ${srcfile}:$line]} {
  30     untested "could not run to breakpoint"
  31     return -1
  32 }
  33
  34 gdb_test "print a" " = \\(\\)"
  35 gdb_test "ptype a" " = \\(\\)"
  36 gdb_test "print sizeof(a)" " = 0"
  37
  38 gdb_test "print b" " = \\\[\\\]"
  39 gdb_test "ptype b" " = \\\[i32; 0\\\]"
  40 gdb_test "print *(&b as *const \[i32; 0\])" " = \\\[\\\]"
  41 gdb_test "print *(&b as *const \[i32; 0_0\])" " = \\\[\\\]"
  42
  43 gdb_test "print c" " = 99"
  44 gdb_test "ptype c" " = i32"
  45 gdb_test "print sizeof(c)" " = 4"
  46
  47 gdb_test "print c = 87" " = \\(\\)"
  48 gdb_test "print c" " = 87"
  49 gdb_test "print c += 3" " = \\(\\)"
  50 gdb_test "print c" " = 90"
  51 gdb_test "print c -= 90" " = \\(\\)"
  52 gdb_test "print c" " = 0"
  53 gdb_test "print *&c" " = 0"
  54 gdb_test "print *(&c as &i32)" " = 0"
  55 gdb_test "print *(&c as *const i32)" " = 0"
  56 gdb_test "print *(&c as *mut i32)" " = 0"
  57
  58 gdb_test "print/c f\[0\]" " = 104 'h'"
  59
  60 gdb_test "print j" " = simple::Unit"
  61 gdb_test "ptype j" " = struct simple::Unit"
  62 gdb_test "print j2" " = simple::Unit"
  63 gdb_test "ptype j2" " = struct simple::Unit"
  64 gdb_test "print simple::Unit" " = simple::Unit"
  65 gdb_test "print simple::Unit{}" " = simple::Unit"
  66
  67 gdb_test "print g" " = \\(u8 \\(\\*\\)\\\[6\\\]\\) $hex b\"hi bob\""
  68 gdb_test "ptype g" " = u8 \\(\\*\\)\\\[6\\\]"
  69
  70 gdb_test "print v" " = simple::Something::Three"
  71 gdb_test_sequence "ptype v" "" {
  72     " = enum simple::Something \\{"
  73     "  One,"
  74     "  Two,"
  75     "  Three,"
  76     "\\}"
  77 }
  78
  79 gdb_test "print w" " = \\\[1, 2, 3, 4\\\]"
  80 gdb_test "ptype w" " = \\\[i32; 4\\\]"
  81 gdb_test "print w\[2\]" " = 3"
  82 gdb_test "print w\[2\] @ 2" " = \\\[3, 4\\\]"
  83 gdb_test "print w_ptr\[2\]" " = 3"
  84 gdb_test "print fromslice" " = 3"
  85 gdb_test "print slice\[0\]" " = 3"
  86 gdb_test "print slice as &\[i32\]\[0\]" " = 3"
  87
  88 gdb_test_sequence "ptype slice" "" {
  89     " = struct &\\\[i32\\\] \\{"
  90     "  data_ptr: i32 \\*,"
  91     "  length: usize,"
  92     "\\}"
  93 }
  94 gdb_test_sequence "ptype &slice\[..\]" "" {
  95     " = struct &\\\[i32\\\] \\{"
  96     "  data_ptr: i32 \\*,"
  97     "  length: usize,"
  98     "\\}"
  99 }
 100 gdb_test_sequence "ptype &b\[..\]" "" {
 101     " = struct &\\\[\\*gdb\\*\\\] \\{"
 102     "  data_ptr: i32 \\*,"
 103     "  length: usize,"
 104     "\\}"
 105 }
 106
 107 gdb_test "print x" " = \\(23, 25\\.5\\)"
 108 gdb_test "ptype x" " = \\(i32, f64\\)"
 109 gdb_test "print x as (i32,f64)" " = \\(23, 25\\.5\\)"
 110
 111 gdb_test "print y" " = simple::HiBob \\{field1: 7, field2: 8\\}"
 112 gdb_test_sequence "ptype y" "" {
 113     " = struct simple::HiBob \\{"
 114     "  field1: i32,"
 115     "  field2: u64,"
 116     "\\}"
 117 }
 118 gdb_test "print y.field2" " = 8"
 119
 120 gdb_test "print z" " = simple::ByeBob \\(7, 8\\)"
 121 gdb_test_sequence "ptype z" "" {
 122     " = struct simple::ByeBob \\("
 123     "  i32,"
 124     "  u64,"
 125     "\\)"
 126 }
 127 gdb_test "print z.1" " = 8"
 128
 129 gdb_test "print univariant" " = simple::Univariant::Foo{a: 1}"
 130 gdb_test "print univariant.a" " = 1"
 131 gdb_test "print univariant_anon" " = simple::UnivariantAnon::Foo\\(1\\)"
 132 gdb_test "print univariant_anon.0" " = 1"
 133
 134 gdb_test_sequence "ptype simple::Univariant" "" {
 135     "type = enum simple::Univariant \\{"
 136     "  Foo\\{a: u8\\},"
 137     "\\}"
 138 }
 139
 140 gdb_test_sequence "ptype simple::UnivariantAnon" "" {
 141     "type = enum simple::UnivariantAnon \\{"
 142     "  Foo\\(u8\\),"
 143     "\\}"
 144 }
 145
 146 gdb_test_sequence "ptype simple::ByeBob" "" {
 147     " = struct simple::ByeBob \\("
 148     "  i32,"
 149     "  u64,"
 150     "\\)"
 151 }
 152 gdb_test "print simple::ByeBob(0xff, 5)" \
 153     " = simple::ByeBob \\(255, 5\\)"
 154 gdb_test "print simple::ByeBob\{field1: 0xff, field2:5\}" \
 155     "Struct expression applied to non-struct type"
 156
 157 gdb_test "print simple::HiBob(0xff, 5)" \
 158     "Type simple::HiBob is not a tuple struct"
 159 gdb_test "print sizeof(simple::HiBob)" " = \[0-9\]+"
 160 gdb_test "print simple::HiBob + 5" \
 161     "Found type 'simple::HiBob', which can't be evaluated in this context"
 162 gdb_test "print nosuchsymbol" \
 163     "No symbol 'nosuchsymbol' in current context"
 164
 165 gdb_test "print e" " = simple::MoreComplicated::Two\\(73\\)"
 166 gdb_test "print e2" \
 167     " = simple::MoreComplicated::Four\\{this: true, is: 8, a: 109 'm', struct_: 100, variant: 10\\}"
 168 gdb_test "print sizeof(e)" " = 24"
 169 gdb_test_sequence "ptype e" "" {
 170     " = enum simple::MoreComplicated \\{"
 171     "  One,"
 172     "  Two\\(i32\\),"
 173     "  Three\\(simple::HiBob\\),"
 174     "  Four\\{this: bool, is: u8, a: char, struct_: u64, variant: u32\\},"
 175     "\\}"
 176 }
 177
 178 gdb_test "print e.0" " = 73"
 179 gdb_test "print e.1" \
 180     "Cannot access field 1 of variant simple::MoreComplicated::Two, there are only 1 fields"
 181 gdb_test "print e.foo" \
 182     "Attempting to access named field foo of tuple variant simple::MoreComplicated::Two, which has only anonymous fields"
 183
 184 gdb_test "print e2.variant" " = 10"
 185 gdb_test "print e2.notexist" \
 186     "Could not find field notexist of struct variant simple::MoreComplicated::Four"
 187 gdb_test "print e2.0" \
 188     "Variant simple::MoreComplicated::Four is not a tuple variant"
 189
 190 gdb_test "print k" " = simple::SpaceSaver::Nothing"
 191 gdb_test "print l" " = simple::SpaceSaver::Thebox\\(9, $hex\\)"
 192 gdb_test "print *l.1" " = 1729"
 193
 194 gdb_test "print diff2(3, 7)" " = -4"
 195 gdb_test "print self::diff2(8, 9)" " = -1"
 196 gdb_test "print ::diff2(23, -23)" " = 46"
 197
 198 gdb_test "ptype diff2" "fn \\(i32, i32\\) -> i32"
 199 gdb_test "ptype empty" "fn \\(\\)"
 200
 201 gdb_test "print (diff2 as fn(i32, i32) -> i32)(19, -2)" " = 21"
 202
 203 # We need the ".*" because currently we don't extract the length and
 204 # use it to intelligently print the string data.
 205 gdb_test "print \"hello rust\"" \
 206     " = &str \\{data_ptr: $hex \"hello rust.*\", length: 10\\}"
 207 gdb_test "print \"hello" "Unexpected EOF in string"
 208 gdb_test "print r##\"hello \" rust\"##" \
 209     " = &str \\{data_ptr: $hex \"hello \\\\\" rust.*\", length: 12\\}"
 210 gdb_test "print r\"hello" "Unexpected EOF in string"
 211 gdb_test "print r###\"###hello\"" "Unexpected EOF in string"
 212 gdb_test "print r###\"###hello\"##" "Unexpected EOF in string"
 213 gdb_test "print r###\"hello###" "Unexpected EOF in string"
 214
 215 gdb_test "print 0..5" " = .*::ops::Range.* \\{start: 0, end: 5\\}"
 216 gdb_test "print ..5" " = .*::ops::RangeTo.* \\{end: 5\\}"
 217 gdb_test "print 5.." " = .*::ops::RangeFrom.* \\{start: 5\\}"
 218 gdb_test "print .." " = .*::ops::RangeFull"
 219
 220 gdb_test "print str_some" \
 221     " = core::option::Option<\[a-z\]+::string::String>::Some\\(\[a-z\]+::string::String .*"
 222 gdb_test "print str_none" " = core::option::Option<\[a-z\]+::string::String>::None"
 223 gdb_test "print int_some" " = core::option::Option::Some\\(1\\)"
 224 gdb_test "print int_none" " = core::option::Option::None"
 225 gdb_test "print box_some" " = core::option::Option<\[a-z:\]*Box<u8>>::Some\\(.*\\)"
 226 gdb_test "print box_none" " = core::option::Option<\[a-z:\]*Box<u8>>::None"
 227 gdb_test "print custom_some" \
 228     " = simple::NonZeroOptimized::Value\\(\[a-z\]+::string::String .*"
 229 gdb_test "print custom_none" " = simple::NonZeroOptimized::Empty"
 230
 231 proc test_one_slice {svar length base range} {
 232     global hex
 233
 234     set result " = &\\\[.*\\\] \\{data_ptr: $hex, length: $length\\}"
 235
 236     gdb_test "print $svar" $result
 237     gdb_test "print &${base}\[${range}\]" $result
 238 }
 239
 240 test_one_slice slice 1 w 2..3
 241 test_one_slice slice2 1 slice 0..1
 242
 243 test_one_slice all1 4 w ..
 244 test_one_slice all2 1 slice ..
 245
 246 test_one_slice from1 3 w 1..
 247 test_one_slice from2 0 slice 1..
 248
 249 test_one_slice to1 3 w ..3
 250 test_one_slice to2 1 slice ..1
 251
 252 gdb_test "print w\[2..3\]" "Can't take slice of array without '&'"
 253
 254
 255 gdb_test_sequence "complete print y.f" "" \
 256     {"print y.field1" "print y.field2"}
 257 gdb_test_sequence "complete print y." "" \
 258     {"print y.field1" "print y.field2"}
 259
 260 # Unimplemented, but we can at least test the parser productions.
 261 gdb_test "print (1,2,3)" "Tuple expressions not supported yet"
 262 gdb_test "print (1,)" "Tuple expressions not supported yet"
 263 gdb_test "print (1)" " = 1"
 264
 265 gdb_test "print 23..97.0" "Range expression with different types"
 266
 267 gdb_test "print (*parametrized.next.val)" \
 268     " = simple::ParametrizedStruct<i32> {next: simple::ParametrizedEnum<\[a-z:\]*Box<simple::ParametrizedStruct<i32>>>::Empty, value: 1}"
 269 gdb_test "print parametrized.next.val" \
 270     " = \\(simple::ParametrizedStruct<i32> \\*\\) $hex"
 271 gdb_test "print parametrized" \
 272     " = simple::ParametrizedStruct<i32> \\{next: simple::ParametrizedEnum<\[a-z:\]*Box<simple::ParametrizedStruct<i32>>>::Val\\{val: $hex\\}, value: 0\\}"
 273
 274
 275 load_lib gdb-python.exp
 276 if {[skip_python_tests]} {
 277     continue
 278 }
 279
 280 gdb_test "python print(gdb.lookup_type('simple::HiBob'))" "simple::HiBob"