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// Copyright 2022 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package refvar_test
import (
"strings"
"testing"
"github.com/stretchr/testify/assert"
. "sigs.k8s.io/kustomize/api/filters/refvar"
filtertest_test "sigs.k8s.io/kustomize/api/testutils/filtertest"
"sigs.k8s.io/kustomize/api/types"
"sigs.k8s.io/kustomize/kyaml/yaml"
)
var makeMf = func(theMap map[string]interface{}) MappingFunc {
ignored := make(map[string]int)
return MakePrimitiveReplacer(ignored, theMap)
}
func TestFilter(t *testing.T) {
testCases := map[string]struct {
input string
expected string
filter Filter
}{
"simple scalar": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
spec:
replicas: $(VAR)`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
spec:
replicas: 5`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"VAR": int64(5),
}),
FieldSpec: types.FieldSpec{Path: "spec/replicas"},
},
},
"non-string scalar": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
spec:
replicas: 1`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
spec:
replicas: 1`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"VAR": int64(5),
}),
FieldSpec: types.FieldSpec{Path: "spec/replicas"},
},
},
"wrong path": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
spec:
replicas: 1`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
spec:
replicas: 1`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"VAR": int64(5),
}),
FieldSpec: types.FieldSpec{Path: "a/b/c"},
},
},
"sequence": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
- $(FOO)
- $(BAR)
- $(BAZ)
- $(FOO)+$(BAR)
- $(BOOL)
- $(FLOAT)`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
- foo
- bar
- $(BAZ)
- foo+bar
- false
- 1.23`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"FOO": "foo",
"BAR": "bar",
"BOOL": false,
"FLOAT": 1.23,
}),
FieldSpec: types.FieldSpec{Path: "data"},
},
},
"maps": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
FOO: $(FOO)
BAR: $(BAR)
BAZ: $(BAZ)
PLUS: $(FOO)+$(BAR)`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
FOO: foo
BAR: bar
BAZ: $(BAZ)
PLUS: foo+bar`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"FOO": "foo",
"BAR": "bar",
}),
FieldSpec: types.FieldSpec{Path: "data"},
},
},
"complicated case": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
slice1:
- $(FOO)
slice2:
FOO: $(FOO)
BAR: $(BAR)
BOOL: false
INT: 0
SLICE:
- $(FOO)`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
slice1:
- $(FOO)
slice2:
FOO: foo
BAR: bar
BOOL: false
INT: 0
SLICE:
- $(FOO)`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"FOO": "foo",
"BAR": "bar",
}),
FieldSpec: types.FieldSpec{Path: "data/slice2"},
},
},
"null value": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
FOO: null`,
expected: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
FOO: null`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
// no replacements!
}),
FieldSpec: types.FieldSpec{Path: "data/FOO"},
},
},
}
for tn, tc := range testCases {
t.Run(tn, func(t *testing.T) {
if !assert.Equal(t,
strings.TrimSpace(tc.expected),
strings.TrimSpace(
filtertest_test.RunFilter(t, tc.input, tc.filter))) {
t.FailNow()
}
})
}
}
func TestFilterUnhappy(t *testing.T) {
testCases := map[string]struct {
input string
expectedError string
filter Filter
}{
"non-string in sequence": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
slice:
- false`,
expectedError: `considering field 'data/slice' of object Deployment.v1.apps/dep.[noNs]: invalid value type expect a string`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"VAR": int64(5),
}),
FieldSpec: types.FieldSpec{Path: "data/slice"},
},
},
"invalid key in map": {
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: dep
data:
1: str`,
expectedError: `considering field 'data' of object Deployment.v1.apps/dep.[noNs]: invalid map key: value='1', tag='` + yaml.NodeTagInt + `'`,
filter: Filter{
MappingFunc: makeMf(map[string]interface{}{
"VAR": int64(5),
}),
FieldSpec: types.FieldSpec{Path: "data"},
},
},
}
for tn, tc := range testCases {
t.Run(tn, func(t *testing.T) {
_, err := filtertest_test.RunFilterE(t, tc.input, tc.filter)
if !assert.EqualError(t, err, tc.expectedError) {
t.FailNow()
}
})
}
}
|
