src/test/debuginfo/gdb-pretty-struct-and-enums.rs

   1 // Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // ignore-windows failing on win32 bot
  12 // ignore-tidy-linelength
  13 // ignore-lldb
  14 // ignore-android: FIXME(#10381)
  15 // compile-flags:-g
  16 // gdb-use-pretty-printer
  17
  18 // This test uses some GDB Python API features (e.g. accessing anonymous fields)
  19 // which are only available in newer GDB version. The following directive will
  20 // case the test runner to ignore this test if an older GDB version is used:
  21 // min-gdb-version 7.7
  22
  23 // gdb-command: run
  24
  25 // gdb-command: print regular_struct
  26 // gdb-check:$1 = RegularStruct = {the_first_field = 101, the_second_field = 102.5, the_third_field = false, the_fourth_field = "I'm so pretty, oh so pretty..."}
  27
  28 // gdb-command: print tuple
  29 // gdb-check:$2 = {true, 103, "blub"}
  30
  31 // gdb-command: print tuple_struct
  32 // gdb-check:$3 = TupleStruct = {-104.5, 105}
  33
  34 // gdb-command: print empty_struct
  35 // gdb-check:$4 = EmptyStruct
  36
  37 // gdb-command: print c_style_enum1
  38 // gdb-check:$5 = CStyleEnumVar1
  39
  40 // gdb-command: print c_style_enum2
  41 // gdb-check:$6 = CStyleEnumVar2
  42
  43 // gdb-command: print c_style_enum3
  44 // gdb-check:$7 = CStyleEnumVar3
  45
  46 // gdb-command: print mixed_enum_c_style_var
  47 // gdb-check:$8 = MixedEnumCStyleVar
  48
  49 // gdb-command: print mixed_enum_tuple_var
  50 // gdb-check:$9 = MixedEnumTupleVar = {106, 107, false}
  51
  52 // gdb-command: print mixed_enum_struct_var
  53 // gdb-check:$10 = MixedEnumStructVar = {field1 = 108.5, field2 = 109}
  54
  55 // gdb-command: print some
  56 // gdb-check:$11 = Some = {110}
  57
  58 // gdb-command: print none
  59 // gdb-check:$12 = None
  60
  61 // gdb-command: print nested_variant1
  62 // gdb-check:$13 = NestedVariant1 = {NestedStruct = {regular_struct = RegularStruct = {the_first_field = 111, the_second_field = 112.5, the_third_field = true, the_fourth_field = "NestedStructString1"}, tuple_struct = TupleStruct = {113.5, 114}, empty_struct = EmptyStruct, c_style_enum = CStyleEnumVar2, mixed_enum = MixedEnumTupleVar = {115, 116, false}}}
  63
  64 // gdb-command: print nested_variant2
  65 // gdb-check:$14 = NestedVariant2 = {abc = NestedStruct = {regular_struct = RegularStruct = {the_first_field = 117, the_second_field = 118.5, the_third_field = false, the_fourth_field = "NestedStructString10"}, tuple_struct = TupleStruct = {119.5, 120}, empty_struct = EmptyStruct, c_style_enum = CStyleEnumVar3, mixed_enum = MixedEnumStructVar = {field1 = 121.5, field2 = -122}}}
  66
  67 use self::CStyleEnum::{CStyleEnumVar1, CStyleEnumVar2, CStyleEnumVar3};
  68 use self::MixedEnum::{MixedEnumCStyleVar, MixedEnumTupleVar, MixedEnumStructVar};
  69 use self::NestedEnum::{NestedVariant1, NestedVariant2};
  70
  71 struct RegularStruct {
  72     the_first_field: int,
  73     the_second_field: f64,
  74     the_third_field: bool,
  75     the_fourth_field: &'static str,
  76 }
  77
  78 struct TupleStruct(f64, i16);
  79
  80 struct EmptyStruct;
  81
  82 enum CStyleEnum {
  83     CStyleEnumVar1,
  84     CStyleEnumVar2,
  85     CStyleEnumVar3,
  86 }
  87
  88 enum MixedEnum {
  89     MixedEnumCStyleVar,
  90     MixedEnumTupleVar(u32, u16, bool),
  91     MixedEnumStructVar { field1: f64, field2: i32 }
  92 }
  93
  94 struct NestedStruct {
  95     regular_struct: RegularStruct,
  96     tuple_struct: TupleStruct,
  97     empty_struct: EmptyStruct,
  98     c_style_enum: CStyleEnum,
  99     mixed_enum: MixedEnum,
 100 }
 101
 102 enum NestedEnum {
 103     NestedVariant1(NestedStruct),
 104     NestedVariant2 { abc: NestedStruct }
 105 }
 106
 107 fn main() {
 108
 109     let regular_struct = RegularStruct {
 110         the_first_field: 101,
 111         the_second_field: 102.5,
 112         the_third_field: false,
 113         the_fourth_field: "I'm so pretty, oh so pretty..."
 114     };
 115
 116     let tuple = ( true, 103u32, "blub" );
 117
 118     let tuple_struct = TupleStruct(-104.5, 105);
 119
 120     let empty_struct = EmptyStruct;
 121
 122     let c_style_enum1 = CStyleEnumVar1;
 123     let c_style_enum2 = CStyleEnumVar2;
 124     let c_style_enum3 = CStyleEnumVar3;
 125
 126     let mixed_enum_c_style_var = MixedEnumCStyleVar;
 127     let mixed_enum_tuple_var = MixedEnumTupleVar(106, 107, false);
 128     let mixed_enum_struct_var = MixedEnumStructVar { field1: 108.5, field2: 109 };
 129
 130     let some = Some(110u);
 131     let none: Option<int> = None;
 132
 133     let nested_variant1 = NestedVariant1(
 134         NestedStruct {
 135             regular_struct: RegularStruct {
 136                 the_first_field: 111,
 137                 the_second_field: 112.5,
 138                 the_third_field: true,
 139                 the_fourth_field: "NestedStructString1",
 140             },
 141             tuple_struct: TupleStruct(113.5, 114),
 142             empty_struct: EmptyStruct,
 143             c_style_enum: CStyleEnumVar2,
 144             mixed_enum: MixedEnumTupleVar(115, 116, false)
 145         }
 146     );
 147
 148     let nested_variant2 = NestedVariant2 {
 149         abc: NestedStruct {
 150             regular_struct: RegularStruct {
 151                 the_first_field: 117,
 152                 the_second_field: 118.5,
 153                 the_third_field: false,
 154                 the_fourth_field: "NestedStructString10",
 155             },
 156             tuple_struct: TupleStruct(119.5, 120),
 157             empty_struct: EmptyStruct,
 158             c_style_enum: CStyleEnumVar3,
 159             mixed_enum: MixedEnumStructVar {
 160                 field1: 121.5,
 161                 field2: -122
 162             }
 163         }
 164     };
 165
 166     zzz(); // #break
 167 }
 168
 169 fn zzz() { () }