feat: add profile/install/uninstall/upgrade command (#538)

pkg/cmd/hgctl/helm/tpath/util_test.go

@@ -0,0 +1,122 @@
+// Copyright (c) 2022 Alibaba Group Holding Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package tpath
+
+import (
+	"errors"
+	"testing"
+)
+
+func TestAddSpecRoot(t *testing.T) {
+	tests := []struct {
+		desc   string
+		in     string
+		expect string
+		err    error
+	}{
+		{
+			desc: "empty",
+			in:   ``,
+			expect: `spec: {}
+`,
+			err: nil,
+		},
+		{
+			desc: "add-root",
+			in: `
+a: va
+b: foo`,
+			expect: `spec:
+  a: va
+  b: foo
+`,
+			err: nil,
+		},
+		{
+			desc:   "err",
+			in:     `i can't be yaml, can I?`,
+			expect: ``,
+			err:    errors.New(""),
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.desc, func(t *testing.T) {
+			if got, err := AddSpecRoot(tt.in); got != tt.expect ||
+				((err != nil && tt.err == nil) || (err == nil && tt.err != nil)) {
+				t.Errorf("%s AddSpecRoot(%s) => %s, want %s", tt.desc, tt.in, got, tt.expect)
+			}
+		})
+	}
+}
+
+func TestGetConfigSubtree(t *testing.T) {
+	tests := []struct {
+		desc     string
+		manifest string
+		path     string
+		expect   string
+		err      bool
+	}{
+		{
+			desc:     "empty",
+			manifest: ``,
+			path:     ``,
+			expect: `{}
+`,
+			err: false,
+		},
+		{
+			desc: "subtree",
+			manifest: `
+a:
+  b:
+  - name: n1
+    value: v2
+  - list:
+    - v1
+    - v2
+    - v3_regex
+    name: n2
+`,
+			path: `a`,
+			expect: `b:
+- name: n1
+  value: v2
+- list:
+  - v1
+  - v2
+  - v3_regex
+  name: n2
+`,
+			err: false,
+		},
+		{
+			desc:     "err",
+			manifest: "not-yaml",
+			path:     "not-subnode",
+			expect:   ``,
+			err:      true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.desc, func(t *testing.T) {
+			if got, err := GetConfigSubtree(tt.manifest, tt.path); got != tt.expect || (err == nil) == tt.err {
+				t.Errorf("%s GetConfigSubtree(%s, %s) => %s, want %s", tt.desc, tt.manifest, tt.path, got, tt.expect)
+			}
+		})
+	}
+}