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kyverno/pkg/engine/jmespath/functions_test.go
Bricktop f42144b929
Improve consistency in jmesPath functions test file (#2640)
Signed-off-by: Marcel Mueller <marcel.mueller1@rwth-aachen.de>
2021-10-29 14:45:03 -07:00

506 lines
10 KiB
Go

package jmespath
import (
"encoding/json"
"fmt"
"testing"
"gotest.tools/assert"
)
func Test_Compare(t *testing.T) {
testCases := []struct {
jmesPath string
expectedResult int
}{
{
jmesPath: "compare('a', 'a')",
expectedResult: 0,
},
{
jmesPath: "compare('a', 'b')",
expectedResult: -1,
},
{
jmesPath: "compare('b', 'a')",
expectedResult: 1,
},
}
for _, tc := range testCases {
t.Run(tc.jmesPath, func(t *testing.T) {
jp, err := New(tc.jmesPath)
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
res, ok := result.(int)
assert.Assert(t, ok)
assert.Equal(t, res, tc.expectedResult)
})
}
}
func Test_EqualFold(t *testing.T) {
testCases := []struct {
jmesPath string
expectedResult bool
}{
{
jmesPath: "equal_fold('Go', 'go')",
expectedResult: true,
},
{
jmesPath: "equal_fold('a', 'b')",
expectedResult: false,
},
{
jmesPath: "equal_fold('1', 'b')",
expectedResult: false,
},
}
for _, tc := range testCases {
t.Run(tc.jmesPath, func(t *testing.T) {
jp, err := New(tc.jmesPath)
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
res, ok := result.(bool)
assert.Assert(t, ok)
assert.Equal(t, res, tc.expectedResult)
})
}
}
func Test_Replace(t *testing.T) {
// Can't use integer literals due to
// https://github.com/jmespath/go-jmespath/issues/27
//
// TODO: fix this in https://github.com/kyverno/go-jmespath
testCases := []struct {
jmesPath string
expectedResult string
}{
{
jmesPath: "replace('Lorem ipsum dolor sit amet', 'ipsum', 'muspi', `-1`)",
expectedResult: "Lorem muspi dolor sit amet",
},
{
jmesPath: "replace('Lorem ipsum ipsum ipsum dolor sit amet', 'ipsum', 'muspi', `-1`)",
expectedResult: "Lorem muspi muspi muspi dolor sit amet",
},
{
jmesPath: "replace('Lorem ipsum ipsum ipsum dolor sit amet', 'ipsum', 'muspi', `1`)",
expectedResult: "Lorem muspi ipsum ipsum dolor sit amet",
},
}
for _, tc := range testCases {
t.Run(tc.jmesPath, func(t *testing.T) {
jp, err := New(tc.jmesPath)
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
res, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, res, tc.expectedResult)
})
}
}
func Test_ReplaceAll(t *testing.T) {
jp, err := New("replace_all('Lorem ipsum dolor sit amet', 'ipsum', 'muspi')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
replaced, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, replaced, "Lorem muspi dolor sit amet")
}
func Test_ToUpper(t *testing.T) {
testCases := []struct {
jmesPath string
expectedResult string
}{
{
jmesPath: "to_upper('abc')",
expectedResult: "ABC",
},
{
jmesPath: "to_upper('123')",
expectedResult: "123",
},
{
jmesPath: "to_upper('a#%&123Bc')",
expectedResult: "A#%&123BC",
},
}
for _, tc := range testCases {
t.Run(tc.jmesPath, func(t *testing.T) {
jp, err := New(tc.jmesPath)
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
res, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, res, tc.expectedResult)
})
}
}
func Test_ToLower(t *testing.T) {
testCases := []struct {
jmesPath string
expectedResult string
}{
{
jmesPath: "to_lower('ABC')",
expectedResult: "abc",
},
{
jmesPath: "to_lower('123')",
expectedResult: "123",
},
{
jmesPath: "to_lower('a#%&123Bc')",
expectedResult: "a#%&123bc",
},
}
for _, tc := range testCases {
t.Run(tc.jmesPath, func(t *testing.T) {
jp, err := New(tc.jmesPath)
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
res, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, res, tc.expectedResult)
})
}
}
func Test_Trim(t *testing.T) {
jp, err := New("trim('¡¡¡Hello, Gophers!!!', '!¡')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
trim, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, trim, "Hello, Gophers")
}
func Test_Split(t *testing.T) {
jp, err := New("split('Hello, Gophers', ', ')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
split, ok := result.([]interface{})
assert.Assert(t, ok)
assert.Equal(t, split[0], "Hello")
assert.Equal(t, split[1], "Gophers")
}
func Test_HasPrefix(t *testing.T) {
jp, err := New("starts_with('Gophers', 'Go')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
split, ok := result.(bool)
assert.Assert(t, ok)
assert.Equal(t, split, true)
}
func Test_HasSuffix(t *testing.T) {
jp, err := New("ends_with('Amigo', 'go')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
split, ok := result.(bool)
assert.Assert(t, ok)
assert.Equal(t, split, true)
}
func Test_RegexMatch(t *testing.T) {
data := make(map[string]interface{})
data["foo"] = "hgf'b1a2r'b12g"
query, err := New("regex_match('12.*', foo)")
assert.NilError(t, err)
result, err := query.Search(data)
assert.NilError(t, err)
assert.Equal(t, true, result)
}
func Test_RegexMatchWithNumber(t *testing.T) {
data := make(map[string]interface{})
data["foo"] = -12.0
query, err := New("regex_match('12.*', abs(foo))")
assert.NilError(t, err)
result, err := query.Search(data)
assert.NilError(t, err)
assert.Equal(t, true, result)
}
func Test_RegexReplaceAll(t *testing.T) {
resourceRaw := []byte(`
{
"metadata": {
"name": "temp",
"namespace": "ns_first"
},
"spec": {
"namespace": "ns_first",
"name": "temp_other",
"field" : "Hello world, helworldlo"
}
}
`)
expected := "Glo world, Gworldlo"
var resource interface{}
err := json.Unmarshal(resourceRaw, &resource)
assert.NilError(t, err)
query, err := New(`regex_replace_all('([Hh]e|G)l', spec.field, '${2}G')`)
assert.NilError(t, err)
res, err := query.Search(resource)
assert.NilError(t, err)
result, ok := res.(string)
assert.Assert(t, ok)
assert.Equal(t, string(result), expected)
}
func Test_RegexReplaceAllLiteral(t *testing.T) {
resourceRaw := []byte(`
{
"metadata": {
"name": "temp",
"namespace": "ns_first"
},
"spec": {
"namespace": "ns_first",
"name": "temp_other",
"field" : "Hello world, helworldlo"
}
}
`)
expected := "Glo world, Gworldlo"
var resource interface{}
err := json.Unmarshal(resourceRaw, &resource)
assert.NilError(t, err)
query, err := New(`regex_replace_all_literal('[Hh]el?', spec.field, 'G')`)
assert.NilError(t, err)
res, err := query.Search(resource)
assert.NilError(t, err)
result, ok := res.(string)
assert.Assert(t, ok)
assert.Equal(t, string(result), expected)
}
func Test_LabelMatch(t *testing.T) {
resourceRaw := []byte(`
{
"metadata": {
"labels": {
"app": "test-app",
"controller-name": "test-controller"
}
}
}
`)
testCases := []struct {
resource []byte
test string
expectedResult bool
}{
{
resource: resourceRaw,
test: `{ "app": "test-app" }`,
expectedResult: true,
},
{
resource: resourceRaw,
test: `{ "app": "test-app", "controller-name": "test-controller" }`,
expectedResult: true,
},
{
resource: resourceRaw,
test: `{ "app": "test-app2" }`,
expectedResult: false,
},
{
resource: resourceRaw,
test: `{ "app.kubernetes.io/name": "test-app" }`,
expectedResult: false,
},
}
for i, tc := range testCases {
t.Run(fmt.Sprintf("case %d", i), func(t *testing.T) {
var resource interface{}
err := json.Unmarshal(tc.resource, &resource)
assert.NilError(t, err)
query, err := New("label_match(`" + tc.test + "`, metadata.labels)")
assert.NilError(t, err)
res, err := query.Search(resource)
assert.NilError(t, err)
result, ok := res.(bool)
assert.Assert(t, ok)
assert.Equal(t, result, tc.expectedResult)
})
}
}
func Test_Add(t *testing.T) {
jp, err := New("add(`12`, `13`)")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
equal, ok := result.(float64)
assert.Assert(t, ok)
assert.Equal(t, equal, 25.0)
}
func Test_Subtract(t *testing.T) {
jp, err := New("subtract(`12`, `7`)")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
equal, ok := result.(float64)
assert.Assert(t, ok)
assert.Equal(t, equal, 5.0)
}
func Test_Multiply(t *testing.T) {
jp, err := New("multiply(`3`, `2.5`)")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
equal, ok := result.(float64)
assert.Assert(t, ok)
assert.Equal(t, equal, 7.5)
}
func Test_Divide(t *testing.T) {
jp, err := New("divide(`12`, `1.5`)")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
equal, ok := result.(float64)
assert.Assert(t, ok)
assert.Equal(t, equal, 8.0)
}
func Test_Modulo(t *testing.T) {
jp, err := New("modulo(`12`, `7`)")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
equal, ok := result.(int64)
assert.Assert(t, ok)
assert.Equal(t, equal, int64(5))
}
func Test_Base64Decode(t *testing.T) {
jp, err := New("base64_decode('SGVsbG8sIHdvcmxkIQ==')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
str, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, str, "Hello, world!")
}
func Test_Base64Encode(t *testing.T) {
jp, err := New("base64_encode('Hello, world!')")
assert.NilError(t, err)
result, err := jp.Search("")
assert.NilError(t, err)
str, ok := result.(string)
assert.Assert(t, ok)
assert.Equal(t, str, "SGVsbG8sIHdvcmxkIQ==")
}
func Test_Base64Decode_Secret(t *testing.T) {
resourceRaw := []byte(`
{
"apiVersion": "v1",
"kind": "Secret",
"metadata": {
"name": "example",
"namespace": "default"
},
"type": "Opaque",
"data": {
"example1": "SGVsbG8sIHdvcmxkIQ==",
"example2": "Rm9vQmFy"
}
}
`)
var resource interface{}
err := json.Unmarshal(resourceRaw, &resource)
assert.NilError(t, err)
query, err := New(`base64_decode(data.example1)`)
assert.NilError(t, err)
res, err := query.Search(resource)
assert.NilError(t, err)
result, ok := res.(string)
assert.Assert(t, ok)
assert.Equal(t, string(result), "Hello, world!")
}