Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "reflect" |
| 5 | "testing" |
| 6 | ) |
| 7 | |
| 8 | func TestRuleParser(t *testing.T) { |
| 9 | for _, tc := range []struct { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 10 | in string |
| 11 | want Rule |
| 12 | assign *AssignAST |
| 13 | err string |
| 14 | }{ |
Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 15 | { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 16 | in: "foo: bar", |
Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 17 | want: Rule{ |
| 18 | outputs: []string{"foo"}, |
| 19 | inputs: []string{"bar"}, |
| 20 | }, |
| 21 | }, |
| 22 | { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 23 | in: "foo: bar baz", |
Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 24 | want: Rule{ |
| 25 | outputs: []string{"foo"}, |
| 26 | inputs: []string{"bar", "baz"}, |
| 27 | }, |
| 28 | }, |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 29 | { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 30 | in: "foo:: bar", |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 31 | want: Rule{ |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 32 | outputs: []string{"foo"}, |
| 33 | inputs: []string{"bar"}, |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 34 | isDoubleColon: true, |
| 35 | }, |
| 36 | }, |
| 37 | { |
| 38 | in: "foo", |
| 39 | err: "*** missing separator.", |
| 40 | }, |
| 41 | { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 42 | in: "%.o: %.c", |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 43 | want: Rule{ |
| 44 | outputPatterns: []string{"%.o"}, |
| 45 | inputs: []string{"%.c"}, |
| 46 | }, |
| 47 | }, |
| 48 | { |
| 49 | in: "foo %.o: %.c", |
| 50 | err: "*** mixed implicit and normal rules: deprecated syntax", |
| 51 | }, |
| 52 | { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 53 | in: "foo.o: %.o: %.c %.h", |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 54 | want: Rule{ |
| 55 | outputs: []string{"foo.o"}, |
| 56 | outputPatterns: []string{"%.o"}, |
| 57 | inputs: []string{"%.c", "%.h"}, |
| 58 | }, |
| 59 | }, |
| 60 | { |
| 61 | in: "%.x: %.y: %.z", |
| 62 | err: "*** mixed implicit and normal rules: deprecated syntax", |
| 63 | }, |
| 64 | { |
| 65 | in: "foo.o: : %.c", |
| 66 | err: "*** missing target pattern.", |
| 67 | }, |
| 68 | { |
| 69 | in: "foo.o: %.o %.o: %.c", |
| 70 | err: "*** multiple target patterns.", |
| 71 | }, |
| 72 | { |
| 73 | in: "foo.o: foo.o: %.c", |
| 74 | err: "*** target pattern contains no '%'.", |
| 75 | }, |
Shinichiro Hamaji | 5c53b57 | 2015-04-02 05:36:42 +0900 | [diff] [blame] | 76 | { |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 77 | in: "foo: bar | baz", |
Shinichiro Hamaji | 5c53b57 | 2015-04-02 05:36:42 +0900 | [diff] [blame] | 78 | want: Rule{ |
| 79 | outputs: []string{"foo"}, |
| 80 | inputs: []string{"bar"}, |
| 81 | orderOnlyInputs: []string{"baz"}, |
| 82 | }, |
| 83 | }, |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 84 | { |
| 85 | in: "foo: CFLAGS = -g", |
| 86 | want: Rule{ |
| 87 | outputs: []string{"foo"}, |
| 88 | }, |
| 89 | assign: &AssignAST{ |
| 90 | lhs: "CFLAGS", |
| 91 | rhs: "-g", |
| 92 | op: "=", |
| 93 | }, |
| 94 | }, |
Fumitoshi Ukai | 3ef5fcc | 2015-04-06 17:21:43 +0900 | [diff] [blame^] | 95 | { |
| 96 | in: "foo: CFLAGS=-g", |
| 97 | want: Rule{ |
| 98 | outputs: []string{"foo"}, |
| 99 | }, |
| 100 | assign: &AssignAST{ |
| 101 | lhs: "CFLAGS", |
| 102 | rhs: "-g", |
| 103 | op: "=", |
| 104 | }, |
| 105 | }, |
| 106 | { |
| 107 | in: "foo: CFLAGS := -g", |
| 108 | want: Rule{ |
| 109 | outputs: []string{"foo"}, |
| 110 | }, |
| 111 | assign: &AssignAST{ |
| 112 | lhs: "CFLAGS", |
| 113 | rhs: "-g", |
| 114 | op: ":=", |
| 115 | }, |
| 116 | }, |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 117 | /* TODO |
| 118 | { |
| 119 | in: "foo.o: %.c: %.c", |
| 120 | err: "*** target 'foo.o' doesn't match the target pattern", |
| 121 | }, |
| 122 | */ |
Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 123 | } { |
| 124 | got := &Rule{} |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 125 | assign, err := got.parse(tc.in) |
| 126 | if tc.err != "" { |
| 127 | if err == nil { |
| 128 | t.Errorf(`r.parse(%q)=_, <nil>, want _, %q`, tc.in, tc.err) |
| 129 | continue |
| 130 | } |
| 131 | if got, want := err.Error(), tc.err; got != want { |
| 132 | t.Errorf(`r.parse(%q)=_, %s, want %s`, tc.in, got, want) |
| 133 | } |
| 134 | continue |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 135 | } |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 136 | if err != nil { |
| 137 | t.Errorf(`r.parse(%q)=_, %v; want nil error`, tc.in, err) |
| 138 | continue |
| 139 | } |
| 140 | if !reflect.DeepEqual(*got, tc.want) { |
Shinichiro Hamaji | 21a9b5f | 2015-04-01 02:42:59 +0900 | [diff] [blame] | 141 | t.Errorf(`r.parse(%q); r=%q, want %q`, tc.in, *got, tc.want) |
Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 142 | } |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 143 | if tc.assign != nil { |
| 144 | if assign == nil { |
Fumitoshi Ukai | 3ef5fcc | 2015-04-06 17:21:43 +0900 | [diff] [blame^] | 145 | t.Errorf(`r.parse(%q)=<nil>; want=%#v`, tc.in, tc.assign) |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 146 | continue |
| 147 | } |
| 148 | if got, want := assign, tc.assign; !reflect.DeepEqual(got, want) { |
Fumitoshi Ukai | 3ef5fcc | 2015-04-06 17:21:43 +0900 | [diff] [blame^] | 149 | t.Errorf(`r.parse(%q)=%#v; want=%#v`, tc.in, got, want) |
Fumitoshi Ukai | 953ce6f | 2015-04-04 00:38:53 +0900 | [diff] [blame] | 150 | } |
| 151 | continue |
| 152 | } |
| 153 | if assign != nil { |
| 154 | t.Errorf(`r.parse(%q)=%v; want=<nil>`, tc.in, assign) |
| 155 | } |
Shinichiro Hamaji | 0439a3e | 2015-04-01 02:01:05 +0900 | [diff] [blame] | 156 | } |
| 157 | } |