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-tidy-linelength
  12 // ignore-lldb
  13 // ignore-android: FIXME(#10381)
  14 // compile-flags:-g
  15 // gdb-use-pretty-printer
  16
  17 // The following line actually doesn't have to do anything with pretty printing,
  18 // it just tells GDB to print values on one line:
  19 // gdb-command: set print pretty off
  20
  21 // gdb-command: rbreak zzz
  22 // gdb-command: run
  23 // gdb-command: finish
  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 #![feature(struct_variant)]
  68
  69 struct RegularStruct {
  70     the_first_field: int,
  71     the_second_field: f64,
  72     the_third_field: bool,
  73     the_fourth_field: &'static str,
  74 }
  75
  76 struct TupleStruct(f64, i16);
  77
  78 struct EmptyStruct;
  79
  80 enum CStyleEnum {
  81     CStyleEnumVar1,
  82     CStyleEnumVar2,
  83     CStyleEnumVar3,
  84 }
  85
  86 enum MixedEnum {
  87     MixedEnumCStyleVar,
  88     MixedEnumTupleVar(u32, u16, bool),
  89     MixedEnumStructVar { field1: f64, field2: i32 }
  90 }
  91
  92 struct NestedStruct {
  93     regular_struct: RegularStruct,
  94     tuple_struct: TupleStruct,
  95     empty_struct: EmptyStruct,
  96     c_style_enum: CStyleEnum,
  97     mixed_enum: MixedEnum,
  98 }
  99
 100 enum NestedEnum {
 101     NestedVariant1(NestedStruct),
 102     NestedVariant2 { abc: NestedStruct }
 103 }
 104
 105 fn main() {
 106
 107     let regular_struct = RegularStruct {
 108         the_first_field: 101,
 109         the_second_field: 102.5,
 110         the_third_field: false,
 111         the_fourth_field: "I'm so pretty, oh so pretty..."
 112     };
 113
 114     let tuple = ( true, 103u32, "blub" );
 115
 116     let tuple_struct = TupleStruct(-104.5, 105);
 117
 118     let empty_struct = EmptyStruct;
 119
 120     let c_style_enum1 = CStyleEnumVar1;
 121     let c_style_enum2 = CStyleEnumVar2;
 122     let c_style_enum3 = CStyleEnumVar3;
 123
 124     let mixed_enum_c_style_var = MixedEnumCStyleVar;
 125     let mixed_enum_tuple_var = MixedEnumTupleVar(106, 107, false);
 126     let mixed_enum_struct_var = MixedEnumStructVar { field1: 108.5, field2: 109 };
 127
 128     let some = Some(110u);
 129     let none: Option<int> = None;
 130
 131     let nested_variant1 = NestedVariant1(
 132         NestedStruct {
 133             regular_struct: RegularStruct {
 134                 the_first_field: 111,
 135                 the_second_field: 112.5,
 136                 the_third_field: true,
 137                 the_fourth_field: "NestedStructString1",
 138             },
 139             tuple_struct: TupleStruct(113.5, 114),
 140             empty_struct: EmptyStruct,
 141             c_style_enum: CStyleEnumVar2,
 142             mixed_enum: MixedEnumTupleVar(115, 116, false)
 143         }
 144     );
 145
 146     let nested_variant2 = NestedVariant2 {
 147         abc: NestedStruct {
 148             regular_struct: RegularStruct {
 149                 the_first_field: 117,
 150                 the_second_field: 118.5,
 151                 the_third_field: false,
 152                 the_fourth_field: "NestedStructString10",
 153             },
 154             tuple_struct: TupleStruct(119.5, 120),
 155             empty_struct: EmptyStruct,
 156             c_style_enum: CStyleEnumVar3,
 157             mixed_enum: MixedEnumStructVar {
 158                 field1: 121.5,
 159                 field2: -122
 160             }
 161         }
 162     };
 163
 164     zzz();
 165 }
 166
 167 fn zzz() { () }