[#908] adm/frostfsid: Add parameter validations

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>

cmd/frostfs-adm/internal/modules/morph/frostfsid_util_test.go

@@ -51,3 +51,122 @@ func TestFrostfsIDConfig(t *testing.T) {
 		require.False(t, found)
 	})
 }
+
+func TestNamespaceRegexp(t *testing.T) {
+	for _, tc := range []struct {
+		name      string
+		namespace string
+		matched   bool
+	}{
+		{
+			name:      "root empty ns",
+			namespace: "",
+			matched:   true,
+		},
+		{
+			name:      "simple valid ns",
+			namespace: "my-namespace-123",
+			matched:   true,
+		},
+		{
+			name:      "root placeholder",
+			namespace: "<root>",
+			matched:   false,
+		},
+		{
+			name:      "too long",
+			namespace: "abcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyz",
+			matched:   false,
+		},
+		{
+			name:      "start with hyphen",
+			namespace: "-ns",
+			matched:   false,
+		},
+		{
+			name:      "end with hyphen",
+			namespace: "ns-",
+			matched:   false,
+		},
+		{
+			name:      "with spaces",
+			namespace: "ns ns",
+			matched:   false,
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			require.Equal(t, tc.matched, frostfsidNamespaceNameRegexp.MatchString(tc.namespace))
+		})
+	}
+}
+
+func TestSubjectNameRegexp(t *testing.T) {
+	for _, tc := range []struct {
+		name    string
+		subject string
+		matched bool
+	}{
+		{
+			name:    "empty",
+			subject: "",
+			matched: false,
+		},
+		{
+			name:    "invalid",
+			subject: "invalid{name}",
+			matched: false,
+		},
+		{
+			name:    "too long",
+			subject: "abcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyz",
+			matched: false,
+		},
+		{
+			name:    "valid",
+			subject: "valid_name.012345@6789",
+			matched: true,
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			require.Equal(t, tc.matched, frostfsidSubjectNameRegexp.MatchString(tc.subject))
+		})
+	}
+}
+
+func TestSubjectGroupRegexp(t *testing.T) {
+	for _, tc := range []struct {
+		name    string
+		subject string
+		matched bool
+	}{
+		{
+			name:    "empty",
+			subject: "",
+			matched: false,
+		},
+		{
+			name:    "invalid",
+			subject: "invalid{name}",
+			matched: false,
+		},
+		{
+			name:    "too long",
+			subject: "abcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyz",
+			matched: false,
+		},
+		{
+			name:    "long",
+			subject: "abcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyzabcdefghijklmnopkrstuvwxyz",
+			matched: true,
+		},
+		{
+			name:    "valid",
+			subject: "valid_name.012345@6789",
+			matched: true,
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			require.Equal(t, tc.matched, frostfsidGroupNameRegexp.MatchString(tc.subject))
+		})
+	}
+}