test: Add unit test to GetSecret func

Signed-off-by: Diego Alfonso <[email protected]>

pkg/vendir/directory/named_ref_fetcher_test.go

@@ -0,0 +1,163 @@
+// Copyright 2023 VMware, Inc.
+// SPDX-License-Identifier: Apache-2.0
+
+package directory
+
+import (
+	"reflect"
+	"testing"
+
+	ctlconf "github.com/vmware-tanzu/carvel-vendir/pkg/vendir/config"
+)
+
+func TestNamedRefFetcher_GetSecret(t *testing.T) {
+
+	secret := ctlconf.Secret{
+		Metadata: ctlconf.GenericMetadata{
+			Name: "my-secret-1",
+		},
+		Data: map[string][]byte{"foo": []byte("bar")},
+	}
+
+	type fields struct {
+		secrets    []ctlconf.Secret
+		configMaps []ctlconf.ConfigMap
+	}
+	type args struct {
+		name string
+	}
+	tests := []struct {
+		name    string
+		fields  fields
+		args    args
+		want    ctlconf.Secret
+		wantErr bool
+	}{
+		{
+			name: "not found secret over no secrets",
+			fields: fields{
+				secrets: []ctlconf.Secret{},
+			},
+			args: args{
+				name: "non-secret",
+			},
+			wantErr: true,
+		},
+		{
+			name: "not found secret over one secret",
+			fields: fields{
+				secrets: []ctlconf.Secret{secret},
+			},
+			args: args{
+				name: "non-secret",
+			},
+			wantErr: true,
+		},
+		{
+			name: "found secret over one secret",
+			fields: fields{
+				secrets: []ctlconf.Secret{
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-1",
+						},
+						Data: map[string][]byte{"foo": []byte("bar")},
+					},
+				},
+			},
+			args: args{
+				name: "my-secret-1",
+			},
+			want: secret,
+		},
+		{
+			name: "found secret over similar (3) secrets",
+			fields: fields{
+				secrets: []ctlconf.Secret{
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-1",
+						},
+						Data: map[string][]byte{"foo": []byte("bar")},
+					},
+					secret,
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-1",
+						},
+						Data: map[string][]byte{"foo": []byte("bar")},
+					},
+				},
+			},
+			args: args{
+				name: "my-secret-1",
+			},
+			want: secret,
+		},
+		{
+			name: "found secret over different (3) secrets",
+			fields: fields{
+				secrets: []ctlconf.Secret{
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-2",
+						},
+						Data: map[string][]byte{"foo": []byte("bar")},
+					},
+					secret,
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-3",
+						},
+						Data: map[string][]byte{"foo": []byte("bar")},
+					},
+				},
+			},
+			args: args{
+				name: "my-secret-1",
+			},
+			want: secret,
+		},
+		{
+			name: "error due to different data over secrets",
+			fields: fields{
+				secrets: []ctlconf.Secret{
+					secret,
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-1",
+						},
+						Data: map[string][]byte{"foo": []byte("baz")},
+					},
+					{
+						Metadata: ctlconf.GenericMetadata{
+							Name: "my-secret-1",
+						},
+						Data: map[string][]byte{"foo": []byte("bar")},
+					},
+				},
+			},
+			args: args{
+				name: "my-secret-1",
+			},
+			wantErr: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			f := NamedRefFetcher{
+				secrets:    tt.fields.secrets,
+				configMaps: tt.fields.configMaps,
+			}
+			got, err := f.GetSecret(tt.args.name)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("NamedRefFetcher.GetSecret() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("NamedRefFetcher.GetSecret() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}