| 1 | // Copyright 2020 The Go Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | package stack_test |
| 6 | |
| 7 | import ( |
| 8 | "bytes" |
| 9 | "strings" |
| 10 | "testing" |
| 11 | |
| 12 | "golang.org/x/tools/internal/stack" |
| 13 | ) |
| 14 | |
| 15 | func TestProcess(t *testing.T) { |
| 16 | for _, test := range []struct{ name, input, expect string }{{ |
| 17 | name: `empty`, |
| 18 | input: ``, |
| 19 | expect: ``, |
| 20 | }, { |
| 21 | name: `no_frame`, |
| 22 | input: `goroutine 1 [running]:`, |
| 23 | expect: ` |
| 24 | [running]: $1 |
| 25 | |
| 26 | 1 goroutines, 1 unique |
| 27 | `, |
| 28 | }, { |
| 29 | name: `one_frame`, |
| 30 | input: ` |
| 31 | goroutine 1 [running]: |
| 32 | package.function(args) |
| 33 | file.go:10 |
| 34 | `, |
| 35 | expect: ` |
| 36 | [running]: $1 |
| 37 | file.go:10: function |
| 38 | |
| 39 | 1 goroutines, 1 unique |
| 40 | `, |
| 41 | }, { |
| 42 | name: `one_call`, |
| 43 | input: ` |
| 44 | goroutine 1 [running]: |
| 45 | package1.functionA(args) |
| 46 | file1.go:10 |
| 47 | package2.functionB(args) |
| 48 | file2.go:20 |
| 49 | package3.functionC(args) |
| 50 | file3.go:30 |
| 51 | `, |
| 52 | expect: ` |
| 53 | [running]: $1 |
| 54 | file1.go:10: functionA |
| 55 | file2.go:20: functionB |
| 56 | file3.go:30: functionC |
| 57 | |
| 58 | 1 goroutines, 1 unique |
| 59 | `, |
| 60 | }, { |
| 61 | name: `two_call`, |
| 62 | input: ` |
| 63 | goroutine 1 [running]: |
| 64 | package1.functionA(args) |
| 65 | file1.go:10 |
| 66 | goroutine 2 [running]: |
| 67 | package2.functionB(args) |
| 68 | file2.go:20 |
| 69 | `, |
| 70 | expect: ` |
| 71 | [running]: $1 |
| 72 | file1.go:10: functionA |
| 73 | |
| 74 | [running]: $2 |
| 75 | file2.go:20: functionB |
| 76 | |
| 77 | 2 goroutines, 2 unique |
| 78 | `, |
| 79 | }, { |
| 80 | name: `merge_call`, |
| 81 | input: ` |
| 82 | goroutine 1 [running]: |
| 83 | package1.functionA(args) |
| 84 | file1.go:10 |
| 85 | goroutine 2 [running]: |
| 86 | package1.functionA(args) |
| 87 | file1.go:10 |
| 88 | `, |
| 89 | expect: ` |
| 90 | [running]: $1, $2 |
| 91 | file1.go:10: functionA |
| 92 | |
| 93 | 2 goroutines, 1 unique |
| 94 | `, |
| 95 | }, { |
| 96 | name: `alternating_call`, |
| 97 | input: ` |
| 98 | goroutine 1 [running]: |
| 99 | package1.functionA(args) |
| 100 | file1.go:10 |
| 101 | goroutine 2 [running]: |
| 102 | package2.functionB(args) |
| 103 | file2.go:20 |
| 104 | goroutine 3 [running]: |
| 105 | package1.functionA(args) |
| 106 | file1.go:10 |
| 107 | goroutine 4 [running]: |
| 108 | package2.functionB(args) |
| 109 | file2.go:20 |
| 110 | goroutine 5 [running]: |
| 111 | package1.functionA(args) |
| 112 | file1.go:10 |
| 113 | goroutine 6 [running]: |
| 114 | package2.functionB(args) |
| 115 | file2.go:20 |
| 116 | `, |
| 117 | expect: ` |
| 118 | [running]: $1, $3, $5 |
| 119 | file1.go:10: functionA |
| 120 | |
| 121 | [running]: $2, $4, $6 |
| 122 | file2.go:20: functionB |
| 123 | |
| 124 | 6 goroutines, 2 unique |
| 125 | `, |
| 126 | }, { |
| 127 | name: `sort_calls`, |
| 128 | input: ` |
| 129 | goroutine 1 [running]: |
| 130 | package3.functionC(args) |
| 131 | file3.go:30 |
| 132 | goroutine 2 [running]: |
| 133 | package2.functionB(args) |
| 134 | file2.go:20 |
| 135 | goroutine 3 [running]: |
| 136 | package1.functionA(args) |
| 137 | file1.go:10 |
| 138 | `, |
| 139 | expect: ` |
| 140 | [running]: $3 |
| 141 | file1.go:10: functionA |
| 142 | |
| 143 | [running]: $2 |
| 144 | file2.go:20: functionB |
| 145 | |
| 146 | [running]: $1 |
| 147 | file3.go:30: functionC |
| 148 | |
| 149 | 3 goroutines, 3 unique |
| 150 | `, |
| 151 | }, { |
| 152 | name: `real_single`, |
| 153 | input: ` |
| 154 | panic: oops |
| 155 | |
| 156 | goroutine 53 [running]: |
| 157 | golang.org/x/tools/internal/jsonrpc2_test.testHandler.func1(0x1240c20, 0xc000013350, 0xc0000133b0, 0x1240ca0, 0xc00002ab00, 0x3, 0x3) |
| 158 | /work/tools/internal/jsonrpc2/jsonrpc2_test.go:160 +0x74c |
| 159 | golang.org/x/tools/internal/jsonrpc2.(*Conn).Run(0xc000204330, 0x1240c20, 0xc000204270, 0x1209570, 0xc000212120, 0x1242700) |
| 160 | /work/tools/internal/jsonrpc2/jsonrpc2.go:187 +0x777 |
| 161 | golang.org/x/tools/internal/jsonrpc2_test.run.func1(0x123ebe0, 0xc000206018, 0x123ec20, 0xc000206010, 0xc0002080a0, 0xc000204330, 0x1240c20, 0xc000204270, 0xc000212120) |
| 162 | /work/tools/internal/jsonrpc2/jsonrpc2_test.go:131 +0xe2 |
| 163 | created by golang.org/x/tools/internal/jsonrpc2_test.run |
| 164 | /work/tools/internal/jsonrpc2/jsonrpc2_test.go:121 +0x263 |
| 165 | FAIL golang.org/x/tools/internal/jsonrpc2 0.252s |
| 166 | FAIL |
| 167 | `, |
| 168 | expect: ` |
| 169 | panic: oops |
| 170 | |
| 171 | [running]: $53 |
| 172 | /work/tools/internal/jsonrpc2/jsonrpc2_test.go:160: testHandler.func1 |
| 173 | /work/tools/internal/jsonrpc2/jsonrpc2.go:187: (*Conn).Run |
| 174 | /work/tools/internal/jsonrpc2/jsonrpc2_test.go:131: run.func1 |
| 175 | /work/tools/internal/jsonrpc2/jsonrpc2_test.go:121: run |
| 176 | |
| 177 | 1 goroutines, 1 unique |
| 178 | |
| 179 | FAIL golang.org/x/tools/internal/jsonrpc2 0.252s |
| 180 | FAIL |
| 181 | `, |
| 182 | }} { |
| 183 | t.Run(test.name, func(t *testing.T) { |
| 184 | buf := &bytes.Buffer{} |
| 185 | stack.Process(buf, strings.NewReader(test.input)) |
| 186 | expect := strings.TrimSpace(test.expect) |
| 187 | got := strings.TrimSpace(buf.String()) |
| 188 | if got != expect { |
| 189 | t.Errorf("got:\n%s\nexpect:\n%s", got, expect) |
| 190 | } |
| 191 | }) |
| 192 | } |
| 193 | } |
| 194 |
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