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package hst_test
import (
"encoding/json"
"errors"
"syscall"
"testing"
"hakurei.app/hst"
)
func TestEnablementString(t *testing.T) {
testCases := []struct {
flags hst.Enablement
want string
}{
{0, "(no enablements)"},
{hst.EWayland, "wayland"},
{hst.EX11, "x11"},
{hst.EDBus, "dbus"},
{hst.EPulse, "pulseaudio"},
{hst.EWayland | hst.EX11, "wayland, x11"},
{hst.EWayland | hst.EDBus, "wayland, dbus"},
{hst.EWayland | hst.EPulse, "wayland, pulseaudio"},
{hst.EX11 | hst.EDBus, "x11, dbus"},
{hst.EX11 | hst.EPulse, "x11, pulseaudio"},
{hst.EDBus | hst.EPulse, "dbus, pulseaudio"},
{hst.EWayland | hst.EX11 | hst.EDBus, "wayland, x11, dbus"},
{hst.EWayland | hst.EX11 | hst.EPulse, "wayland, x11, pulseaudio"},
{hst.EWayland | hst.EDBus | hst.EPulse, "wayland, dbus, pulseaudio"},
{hst.EX11 | hst.EDBus | hst.EPulse, "x11, dbus, pulseaudio"},
{hst.EWayland | hst.EX11 | hst.EDBus | hst.EPulse, "wayland, x11, dbus, pulseaudio"},
{1 << 5, "e20"},
{1 << 6, "e40"},
{1 << 7, "e80"},
}
for _, tc := range testCases {
t.Run(tc.want, func(t *testing.T) {
if got := tc.flags.String(); got != tc.want {
t.Errorf("String: %q, want %q", got, tc.want)
}
})
}
}
func TestEnablements(t *testing.T) {
testCases := []struct {
name string
e *hst.Enablements
data string
sData string
}{
{"nil", nil, "null", `{"value":null,"magic":3236757504}`},
{"zero", hst.NewEnablements(0), `{}`, `{"value":{},"magic":3236757504}`},
{"wayland", hst.NewEnablements(hst.EWayland), `{"wayland":true}`, `{"value":{"wayland":true},"magic":3236757504}`},
{"x11", hst.NewEnablements(hst.EX11), `{"x11":true}`, `{"value":{"x11":true},"magic":3236757504}`},
{"dbus", hst.NewEnablements(hst.EDBus), `{"dbus":true}`, `{"value":{"dbus":true},"magic":3236757504}`},
{"pulse", hst.NewEnablements(hst.EPulse), `{"pulse":true}`, `{"value":{"pulse":true},"magic":3236757504}`},
{"all", hst.NewEnablements(hst.EWayland | hst.EX11 | hst.EDBus | hst.EPulse), `{"wayland":true,"x11":true,"dbus":true,"pulse":true}`, `{"value":{"wayland":true,"x11":true,"dbus":true,"pulse":true},"magic":3236757504}`},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
t.Run("marshal", func(t *testing.T) {
if got, err := json.Marshal(tc.e); err != nil {
t.Fatalf("Marshal: error = %v", err)
} else if string(got) != tc.data {
t.Errorf("Marshal:\n%s, want\n%s", string(got), tc.data)
}
if got, err := json.Marshal(struct {
Value *hst.Enablements `json:"value"`
Magic int `json:"magic"`
}{tc.e, syscall.MS_MGC_VAL}); err != nil {
t.Fatalf("Marshal: error = %v", err)
} else if string(got) != tc.sData {
t.Errorf("Marshal:\n%s, want\n%s", string(got), tc.sData)
}
})
t.Run("unmarshal", func(t *testing.T) {
{
got := new(hst.Enablements)
if err := json.Unmarshal([]byte(tc.data), &got); err != nil {
t.Fatalf("Unmarshal: error = %v", err)
}
if tc.e == nil {
if got != nil {
t.Errorf("Unmarshal: %v", got)
}
} else if *got != *tc.e {
t.Errorf("Unmarshal: %v, want %v", got, tc.e)
}
}
{
got := *(new(struct {
Value *hst.Enablements `json:"value"`
Magic int `json:"magic"`
}))
if err := json.Unmarshal([]byte(tc.sData), &got); err != nil {
t.Fatalf("Unmarshal: error = %v", err)
}
if tc.e == nil {
if got.Value != nil {
t.Errorf("Unmarshal: %v", got)
}
} else if *got.Value != *tc.e {
t.Errorf("Unmarshal: %v, want %v", got.Value, tc.e)
}
}
})
})
}
t.Run("unwrap", func(t *testing.T) {
t.Run("nil", func(t *testing.T) {
if got := (*hst.Enablements)(nil).Unwrap(); got != 0 {
t.Errorf("Unwrap: %v", got)
}
})
t.Run("val", func(t *testing.T) {
if got := hst.NewEnablements(hst.EWayland | hst.EPulse).Unwrap(); got != hst.EWayland|hst.EPulse {
t.Errorf("Unwrap: %v", got)
}
})
})
t.Run("passthrough", func(t *testing.T) {
if _, err := (*hst.Enablements)(nil).MarshalJSON(); !errors.Is(err, syscall.EINVAL) {
t.Errorf("MarshalJSON: error = %v", err)
}
if err := (*hst.Enablements)(nil).UnmarshalJSON(nil); !errors.Is(err, syscall.EINVAL) {
t.Errorf("UnmarshalJSON: error = %v", err)
}
if err := new(hst.Enablements).UnmarshalJSON([]byte{}); err == nil {
t.Errorf("UnmarshalJSON: error = %v", err)
}
})
}
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