stanza/agent/builder_test.go at main · observIQ/stanza · GitHub

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
package agent

import (
	"io/ioutil"
	"path/filepath"
	"testing"

	"github.com/observiq/stanza/testutil"
	"github.com/stretchr/testify/require"
	"go.uber.org/zap"
)

func TestBuildAgentSuccess(t *testing.T) {
	mockCfg := Config{}
	mockLogger := zap.NewNop().Sugar()
	mockPluginDir := "/some/path/plugins"
	mockDatabaseFile := ""
	mockOutput := testutil.NewFakeOutput(t)

	agent, err := NewBuilder(mockLogger).
		WithConfig(&mockCfg).
		WithPluginDir(mockPluginDir).
		WithDatabaseFile(mockDatabaseFile).
		WithDefaultOutput(mockOutput).
		Build()
	require.NoError(t, err)
	require.Equal(t, mockLogger, agent.SugaredLogger)
}

func TestBuildAgentFailureOnDatabase(t *testing.T) {
	tempDir := testutil.NewTempDir(t)
	invalidDatabaseFile := filepath.Join(tempDir, "test.db")
	err := ioutil.WriteFile(invalidDatabaseFile, []byte("invalid"), 0755)
	require.NoError(t, err)

	mockCfg := Config{}
	mockLogger := zap.NewNop().Sugar()
	mockPluginDir := "/some/path/plugins"
	mockDatabaseFile := invalidDatabaseFile
	mockOutput := testutil.NewFakeOutput(t)

	agent, err := NewBuilder(mockLogger).
		WithConfig(&mockCfg).
		WithPluginDir(mockPluginDir).
		WithDatabaseFile(mockDatabaseFile).
		WithDefaultOutput(mockOutput).
		Build()
	require.Error(t, err)
	require.Nil(t, agent)
}

func TestBuildAgentFailureOnPluginRegistry(t *testing.T) {
	mockCfg := Config{}
	mockLogger := zap.NewNop().Sugar()
	mockPluginDir := "[]"
	mockDatabaseFile := ""
	mockOutput := testutil.NewFakeOutput(t)

	_, err := NewBuilder(mockLogger).
		WithConfig(&mockCfg).
		WithPluginDir(mockPluginDir).
		WithDatabaseFile(mockDatabaseFile).
		WithDefaultOutput(mockOutput).
		Build()
	require.NoError(t, err)
}

func TestBuildAgentFailureNoConfigOrGlobs(t *testing.T) {
	mockLogger := zap.NewNop().Sugar()
	mockPluginDir := "/some/plugin/path"
	mockDatabaseFile := ""
	mockOutput := testutil.NewFakeOutput(t)

	agent, err := NewBuilder(mockLogger).
		WithPluginDir(mockPluginDir).
		WithDatabaseFile(mockDatabaseFile).
		WithDefaultOutput(mockOutput).
		Build()
	require.Error(t, err)
	require.Contains(t, err.Error(), "cannot be built without")
	require.Nil(t, agent)
}

func TestBuildAgentFailureWithBothConfigAndGlobs(t *testing.T) {
	mockCfg := Config{}
	mockLogger := zap.NewNop().Sugar()
	mockPluginDir := "/some/plugin/path"
	mockDatabaseFile := ""
	mockOutput := testutil.NewFakeOutput(t)

	agent, err := NewBuilder(mockLogger).
		WithConfig(&mockCfg).
		WithConfigFiles([]string{"test"}).
		WithPluginDir(mockPluginDir).
		WithDatabaseFile(mockDatabaseFile).
		WithDefaultOutput(mockOutput).
		Build()
	require.Error(t, err)
	require.Contains(t, err.Error(), "not both")
	require.Nil(t, agent)
}

func TestBuildAgentFailureNonexistGlobs(t *testing.T) {
	mockLogger := zap.NewNop().Sugar()
	mockPluginDir := "/some/plugin/path"
	mockDatabaseFile := ""
	mockOutput := testutil.NewFakeOutput(t)

	agent, err := NewBuilder(mockLogger).
		WithConfigFiles([]string{"/tmp/nonexist"}).
		WithPluginDir(mockPluginDir).
		WithDatabaseFile(mockDatabaseFile).
		WithDefaultOutput(mockOutput).
		Build()
	require.Error(t, err)
	require.Contains(t, err.Error(), "read configs from globs")
	require.Nil(t, agent)
}