| # Copyright (C) 2016-2020 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 |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| # Test basic expression parsing and evaluation, without requiring a |
| # Rust compiler. This serves as a smoke test. |
| |
| load_lib "rust-support.exp" |
| if {[skip_rust_tests]} { continue } |
| |
| gdb_start |
| |
| gdb_test_no_output "set var \$something = 27" |
| |
| if {![set_lang_rust]} { |
| warning "Rust expression tests suppressed." |
| continue |
| } |
| |
| gdb_test "print 9__97" " = 997" |
| gdb_test "print -5" " = -5" |
| gdb_test "print +5" " = 5" |
| gdb_test "print +-+-5" " = 5" |
| gdb_test "print 3_2i32" " = 32" |
| gdb_test "print 32i64" " = 32" |
| gdb_test "print 8u8" " = 8" |
| gdb_test "print 0x1f" " = 31" |
| gdb_test "print 0o07" " = 7" |
| gdb_test "print 0o70" " = 56" |
| gdb_test "print 0b1_111" " = 15" |
| gdb_test "print 32usize" " = 32" |
| gdb_test "print 0x_4" " = 4" |
| |
| gdb_test "print 'z'" " = 122 'z'" |
| gdb_test "print '\\t'" " = 9 '\\\\t'" |
| gdb_test "print '\\n'" " = 10 '\\\\n'" |
| gdb_test "print '\\r'" " = 13 '\\\\r'" |
| gdb_test "print '\\\\'" " = 92 '\\\\\\\\'" |
| gdb_test "print '\\0'" " = 0 '\\\\0'" |
| gdb_test "print '\\''" " = 39 '\\\\''" |
| gdb_test "print '\\\"'" " = 34 '\"'" |
| gdb_test "print '\\xff'" " = 255 '\\\\xff'" |
| gdb_test "print '\\xFF'" " = 255 '\\\\xff'" |
| gdb_test "print '\\u\{F0eF\}'" " = 61679 '\\\\u\\{00f0ef\\}'" |
| |
| gdb_test "print b'z'" " = 122" |
| gdb_test "print b'\\xfe'" " = 254" |
| gdb_test "print b'\\t'" " = 9" |
| gdb_test "print b'\\n'" " = 10" |
| gdb_test "print b'\\r'" " = 13" |
| gdb_test "print b'\\\\'" " = 92" |
| gdb_test "print b'\\0'" " = 0" |
| gdb_test "print b'\\''" " = 39" |
| gdb_test "print b'\\\"'" " = 34" |
| gdb_test "print b'\\xff'" " = 255" |
| |
| gdb_test "print 23.5" " = 23.5" |
| gdb_test "print 23.5e1" " = 235" |
| gdb_test "print 2e4" " = 20000" |
| gdb_test "print 2_E+4_f64" " = 20000" |
| gdb_test "print 5e-1" " = 0.5" |
| gdb_test "print 5e-1f32" " = 0.5" |
| |
| gdb_test "print false" " = false" |
| gdb_test "print true" " = true" |
| |
| gdb_test "print 1+2" " = 3" |
| gdb_test "print 1i32 + 2i32" " = 3" |
| gdb_test "print 2.0 - 1.0" " = 1" |
| gdb_test "print !false" " = true" |
| gdb_test "print !true" " = false" |
| gdb_test "print !0u8" " = 255" |
| gdb_test "print 7 * 7" " = 49" |
| gdb_test "print 7usize * 7usize" " = 49" |
| gdb_test "print 42 / 7" " = 6" |
| gdb_test "print 42 % 7" " = 0" |
| gdb_test "print 1.0 / 2.0" " = 0.5" |
| gdb_test "print 1 < 2" " = true" |
| gdb_test "print !(1 < 2)" " = false" |
| gdb_test "print 3 + 4 * 7" " = 31" |
| gdb_test "print 1 > 2" " = false" |
| gdb_test "print 1 | 2" " = 3" |
| gdb_test "print 1 & 2" " = 0" |
| gdb_test "print 3 & 2" " = 2" |
| gdb_test "print 3 ^ 2" " = 1" |
| gdb_test "print (1 < 0) || true" " = true" |
| gdb_test "print (1 > 0) && false" " = false" |
| gdb_test "print 'z' == 'z'" " = true" |
| gdb_test "print '\\u{1016f}' != 'q'" " = true" |
| gdb_test "print 32 <= 32" " = true" |
| gdb_test "print 32 >= 32" " = true" |
| gdb_test "print 1 << 5" " = 32" |
| gdb_test "print 32usize >> 5" " = 1" |
| gdb_test "ptype 32i32 as f64" "type = f64" |
| |
| gdb_test "ptype 0xf9f9f9f90000" "type = i64" |
| |
| gdb_test "print ()" " = \\(\\)" |
| |
| gdb_test "print \[1,2,3,4\]" " = \\\[1, 2, 3, 4\\\]" |
| gdb_test "ptype \[1,2,3,4\]" "type = \\\[i32; 4\\\]" |
| gdb_test "print \[mut 1,2,3,4\]" " = \\\[1, 2, 3, 4\\\]" |
| |
| gdb_test "print b\"hi rust\"" " = b\"hi rust\"" |
| # This isn't rusty syntax yet, but that's another bug -- this is just |
| # testing that byte escapes work properly. |
| gdb_test "print b\"\\xddhi bob\"" " = b\"\\\\335hi bob\"" |
| gdb_test "print b\"has\\0nul\"" " = b\"has\\\\000nul\"" |
| |
| gdb_test "print br##\"hi\"##" " = b\"hi\"" |
| gdb_test "print br##\"hi" "Unexpected EOF in string" |
| gdb_test "print br##\"hi\"" "Unexpected EOF in string" |
| gdb_test "print br##\"hi\"#" "Unexpected EOF in string" |
| |
| # Test that convenience variables and functions work with the Rust |
| # parser. |
| gdb_test "print \$something" " = 27" |
| gdb_test "print \$_isvoid(\$nosuchvariable)" " = 1" |
| gdb_test "print \$_isvoid(\$something)" " = 0" |
| |
| gdb_test "print \[23usize; 4\]" " = \\\[23, 23, 23, 23\\\]" |
| gdb_test "ptype \[23usize; 4\]" " = \\\[usize; 4\\\]" |
| gdb_test "print \[mut 23usize; 4\]" " = \\\[23, 23, 23, 23\\\]" |
| |
| # Test lexer corner cases. |
| gdb_test "print 0x0 as *mut ()" " = \\\(\\*mut \\\(\\\)\\\) 0x0" |
| gdb_test "print 0x0 as fn(i64) -> ()" " = \\\(\\*mut fn \\\(i64\\\) -> \\\(\\\)\\\) 0x0" |
| gdb_test "print r#" "syntax error in expression, near `#'\\." |
| |
| gdb_test "printf \"%d %d\\n\", 23+1, 23-1" "24 22" |