1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
|
//go:build !windows
package subprocess
import (
"context"
"io"
"os"
"strings"
"testing"
"time"
)
func TestSignalHandling(t *testing.T) {
var a []string
a = append(a, "testscript/signal.sh")
var file *os.File
p, err := NewProcess("sh", a, "testscript/signal_out.txt", "")
if err != nil {
t.Error("Failed process creation: ", err)
}
err = p.Start(context.Background())
if err != nil {
t.Error("Failed to start process ", err)
}
time.Sleep(2 * time.Second)
err = p.Reload()
if err != nil {
t.Error("Unable to Reload process: ", err)
}
time.Sleep(2 * time.Second)
err = p.Signal(10)
if err != nil {
t.Error("Unable to Signal process: ", err)
}
ecode, err := p.Wait(context.Background())
if err == nil {
t.Error("Did not exit with an error")
} else if ecode != 1 {
t.Error("Exit code is not 1: ", ecode)
}
file, err = os.OpenFile("testscript/signal_out.txt", os.O_RDWR, 0o644)
if err != nil {
t.Error("Could not open file ", err)
}
defer func() { _ = file.Close() }()
text := make([]byte, 1024)
for {
_, err = file.Read(text)
// Break if finally arrived at end of file
if err == io.EOF {
break
}
// Break if error occurred
if err != nil && err != io.EOF {
t.Error("Error in reading file ", err)
}
}
if !strings.Contains(string(text), "Called with signal 1") {
t.Errorf("Reload failed. File output mismatch. Got %s", string(text))
}
if !strings.Contains(string(text), "Called with signal 10") {
t.Errorf("Signal failed. File output mismatch. Got %s", string(text))
}
err = os.Remove("testscript/signal_out.txt")
if err != nil {
t.Error("Could not delete file ", err)
}
}
// tests newprocess, start, stop, save, import, restart, wait.
func TestStopRestart(t *testing.T) {
var a []string
a = append(a, "testscript/stoprestart.sh")
p, err := NewProcess("sh", a, "", "")
if err != nil {
t.Error("Failed process creation: ", err)
}
err = p.Start(context.Background())
if err != nil {
t.Error("Failed to start process: ", err)
}
err = p.Stop()
if err != nil {
t.Error("Failed to stop process: ", err)
}
err = p.Save("testscript/test2.yaml")
if err != nil {
t.Error("Failed to save process: ", err)
}
p, err = ImportProcess("testscript/test2.yaml")
if err != nil {
t.Error("Failed to import process: ", err)
}
err = p.Start(context.Background())
if err != nil {
t.Error("Failed to start process: ", err)
}
err = p.Restart(context.Background())
if err != nil {
t.Error("Failed to restart process: ", err)
}
exitcode, err := p.Wait(context.Background())
if err != nil {
t.Error("Could not wait for process: ", err)
} else if exitcode != 0 {
t.Errorf("Exit code expected to be 0 but got %d", exitcode)
}
err = os.Remove("testscript/test2.yaml")
if err != nil {
t.Error("Could not delete file: ", err)
}
}
func TestProcessStartWaitExit(t *testing.T) {
var a []string
var file *os.File
var exp string
var text []byte
a = append(a, "testscript/exit1.sh")
p, err := NewProcess("sh", a, "testscript/out.txt", "")
if err != nil {
t.Error("Failed process creation: ", err)
}
err = p.Start(context.Background())
if err != nil {
t.Error("Failed to start process: ", err)
}
ecode, err := p.Wait(context.Background())
if err == nil {
t.Error("Did not exit with an error")
} else if ecode != 1 {
t.Error("Exit code is not 1: ", ecode)
}
file, err = os.OpenFile("testscript/out.txt", os.O_RDWR, 0o644)
if err != nil {
t.Error("Could not open file: ", err)
}
defer func() { _ = file.Close() }()
exp = "hello again\nwaiting now\n"
// Read file, line by line
text = make([]byte, len(exp))
for {
_, err = file.Read(text)
// Break if finally arrived at end of file
if err == io.EOF {
break
}
// Break if error occurred
if err != nil && err != io.EOF {
t.Error("Error reading file: ", err)
}
}
if string(text) != exp {
t.Errorf("File output mismatch Expected %s got %s", "hello again\nwaiting now\n", string(text))
}
// Cleanup
err = os.Remove("testscript/out.txt")
if err != nil {
t.Error("Could not delete file: ", err)
}
}
|
