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config_map_test.go
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187 lines (175 loc) · 3.36 KB
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package config
import (
"testing"
"github.com/stretchr/testify/assert"
"gopkg.in/yaml.v3"
)
func TestFindEntry(t *testing.T) {
tests := []struct {
name string
key string
output string
wantErr bool
}{
{
name: "find key",
key: "valid",
output: "present",
},
{
name: "find key that is not present",
key: "invalid",
wantErr: true,
},
{
name: "find key with blank value",
key: "blank",
output: "",
},
{
name: "find key that has same content as a value",
key: "same",
output: "logical",
},
}
for _, tt := range tests {
cm := ConfigMap{Root: testYaml()}
t.Run(tt.name, func(t *testing.T) {
out, err := cm.FindEntry(tt.key)
if tt.wantErr {
assert.EqualError(t, err, "not found")
return
}
assert.NoError(t, err)
assert.Equal(t, tt.output, out.ValueNode.Value)
})
}
}
func TestEmpty(t *testing.T) {
cm := ConfigMap{}
assert.Equal(t, true, cm.Empty())
cm.Root = &yaml.Node{
Content: []*yaml.Node{
{
Value: "test",
},
},
}
assert.Equal(t, false, cm.Empty())
}
func TestGetStringValue(t *testing.T) {
tests := []struct {
name string
key string
wantValue string
wantErr bool
}{
{
name: "get key",
key: "valid",
wantValue: "present",
},
{
name: "get key that is not present",
key: "invalid",
wantErr: true,
},
{
name: "get key that has same content as a value",
key: "same",
wantValue: "logical",
},
}
for _, tt := range tests {
cm := ConfigMap{Root: testYaml()}
t.Run(tt.name, func(t *testing.T) {
val, err := cm.GetStringValue(tt.key)
if tt.wantErr {
assert.EqualError(t, err, "not found")
return
}
assert.Equal(t, tt.wantValue, val)
})
}
}
func TestSetStringValue(t *testing.T) {
tests := []struct {
name string
key string
value string
}{
{
name: "set key that is not present",
key: "notPresent",
value: "test1",
},
{
name: "set key that is present",
key: "erroneous",
value: "test2",
},
{
name: "set key that is blank",
key: "blank",
value: "test3",
},
{
name: "set key that has same content as a value",
key: "present",
value: "test4",
},
}
for _, tt := range tests {
cm := ConfigMap{Root: testYaml()}
t.Run(tt.name, func(t *testing.T) {
err := cm.SetStringValue(tt.key, tt.value)
assert.NoError(t, err)
val, err := cm.GetStringValue(tt.key)
assert.NoError(t, err)
assert.Equal(t, tt.value, val)
})
}
}
func TestRemoveEntry(t *testing.T) {
tests := []struct {
name string
key string
wantLength int
}{
{
name: "remove key",
key: "erroneous",
wantLength: 6,
},
{
name: "remove key that is not present",
key: "invalid",
wantLength: 8,
},
{
name: "remove key that has same content as a value",
key: "same",
wantLength: 6,
},
}
for _, tt := range tests {
cm := ConfigMap{Root: testYaml()}
t.Run(tt.name, func(t *testing.T) {
cm.RemoveEntry(tt.key)
assert.Equal(t, tt.wantLength, len(cm.Root.Content))
_, err := cm.FindEntry(tt.key)
assert.EqualError(t, err, "not found")
})
}
}
func testYaml() *yaml.Node {
var root yaml.Node
var data = `
valid: present
erroneous: same
blank:
same: logical
`
_ = yaml.Unmarshal([]byte(data), &root)
return root.Content[0]
}