helm-diff/manifest/parse_test.go at 0e9691000c504bcb4375adfc284f4d3093bceec7 · databus23/helm-diff · GitHub

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package manifest_test

import (
	"os"
	"sort"
	"testing"

	"github.com/stretchr/testify/require"

	. "github.com/databus23/helm-diff/v3/manifest"
)

func foundObjects(result map[string]*MappingResult) []string {
	objs := make([]string, 0, len(result))
	for k := range result {
		objs = append(objs, k)
	}
	sort.Strings(objs)
	return objs
}

func TestPod(t *testing.T) {
	spec, err := os.ReadFile("testdata/pod.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{"default, nginx, Pod (v1)"},
		foundObjects(Parse(string(spec), "default", false)),
	)
}

func TestPodNamespace(t *testing.T) {
	spec, err := os.ReadFile("testdata/pod_namespace.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{"batcave, nginx, Pod (v1)"},
		foundObjects(Parse(string(spec), "default", false)),
	)
}

func TestPodHook(t *testing.T) {
	spec, err := os.ReadFile("testdata/pod_hook.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{"default, nginx, Pod (v1)"},
		foundObjects(Parse(string(spec), "default", false)),
	)

	require.Equal(t,
		[]string{"default, nginx, Pod (v1)"},
		foundObjects(Parse(string(spec), "default", false, "test-success")),
	)

	require.Equal(t,
		[]string{},
		foundObjects(Parse(string(spec), "default", false, "test")),
	)
}

func TestDeployV1(t *testing.T) {
	spec, err := os.ReadFile("testdata/deploy_v1.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{"default, nginx, Deployment (apps)"},
		foundObjects(Parse(string(spec), "default", false)),
	)
}

func TestDeployV1Beta1(t *testing.T) {
	spec, err := os.ReadFile("testdata/deploy_v1beta1.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{"default, nginx, Deployment (apps)"},
		foundObjects(Parse(string(spec), "default", false)),
	)
}

func TestList(t *testing.T) {
	spec, err := os.ReadFile("testdata/list.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{
			"default, prometheus-operator-example, PrometheusRule (monitoring.coreos.com)",
			"default, prometheus-operator-example2, PrometheusRule (monitoring.coreos.com)",
		},
		foundObjects(Parse(string(spec), "default", false)),
	)
}

func TestEmpty(t *testing.T) {
	spec, err := os.ReadFile("testdata/empty.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{},
		foundObjects(Parse(string(spec), "default", false)),
	)
}

func TestBaseNameAnnotation(t *testing.T) {
	spec, err := os.ReadFile("testdata/secret_immutable.yaml")
	require.NoError(t, err)

	require.Equal(t,
		[]string{"default, bat-secret, Secret (v1)"},
		foundObjects(Parse(string(spec), "default", false)),
	)
}
func TestContentNormalizeManifests(t *testing.T) {
	tests := []struct {
		name           string
		content        string
		expectedOutput string
		expectedError  error
	}{
		{
			name: "Valid content",
			content: `apiVersion: v1
kind: Pod
metadata:
  name: my-pod
spec:
  containers:
  - name: my-container
    image: nginx`,
			expectedOutput: `apiVersion: v1
kind: Pod
metadata:
  name: my-pod
spec:
  containers:
  - image: nginx
    name: my-container
`,
			expectedError: nil,
		},
		{
			name:           "Empty content",
			content:        "",
			expectedOutput: "{}\n",
			expectedError:  nil,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			output, err := ContentNormalizeManifests(tt.content)
			require.Equal(t, tt.expectedError, err)
			require.Equal(t, tt.expectedOutput, output)
		})
	}
}