first commit

internal/user/model_test.go

@@ -0,0 +1,55 @@
+package user
+
+import "testing"
+
+func TestValidateUsername(t *testing.T) {
+	cases := []struct {
+		name string
+		ok   bool
+	}{
+		{"alice", true},
+		{"al-ice_42", true},
+		{"a", true},
+		{"", false},
+		{"-alice", false},
+		{"_alice", false},
+		{"thisusernameiswaytoolongtobevalid12345", false},
+		{"admin", false},
+	}
+	reserved := []string{"admin", "root"}
+	for _, tc := range cases {
+		err := ValidateUsername(tc.name, reserved)
+		if tc.ok && err != nil {
+			t.Errorf("%q expected ok, got %v", tc.name, err)
+		}
+		if !tc.ok && err == nil {
+			t.Errorf("%q expected fail", tc.name)
+		}
+	}
+}
+
+func TestProvisionalUsername(t *testing.T) {
+	const pk = "0e8c41ebcd55a8d8db2e0a8c3a4b9c5e6f7a8b9c0d1e2f3a4b5c6d7e8f9a0b1c"
+	got := ProvisionalUsername(pk)
+	want := "u_0e8c41ebcd55a8d8"
+	if got != want {
+		t.Fatalf("got %q want %q", got, want)
+	}
+	if err := ValidateUsername(got, nil); err != nil {
+		t.Fatalf("provisional name should validate: %v", err)
+	}
+
+	short := ProvisionalUsername("AbC")
+	if short != "u_abc" {
+		t.Errorf("expected lowercase trimmed prefix, got %q", short)
+	}
+}
+
+func TestSubscriptionType(t *testing.T) {
+	if !SubYearly.Valid() || !SubLifetime.Valid() {
+		t.Fatal("valid types reported invalid")
+	}
+	if SubscriptionType("monthly").Valid() {
+		t.Fatal("invalid type reported valid")
+	}
+}