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package tpm
import (
"encoding/json"
"testing"
"github.com/smallstep/go-attestation/attest"
"github.com/stretchr/testify/require"
"go.step.sm/crypto/tpm/manufacturer"
)
func TestInterface_MarshalJSON(t *testing.T) {
b, err := json.Marshal(Interface(attest.TPMInterfaceDirect))
require.NoError(t, err)
require.JSONEq(t, `"direct"`, string(b))
b, err = json.Marshal(Interface(attest.TPMInterfaceKernelManaged))
require.NoError(t, err)
require.JSONEq(t, `"kernel-managed"`, string(b))
b, err = json.Marshal(Interface(attest.TPMInterfaceDaemonManaged))
require.NoError(t, err)
require.JSONEq(t, `"daemon-managed"`, string(b))
b, err = json.Marshal(Interface(attest.TPMInterfaceCommandChannel))
require.NoError(t, err)
require.JSONEq(t, `"command-channel"`, string(b))
b, err = json.Marshal(Interface(255))
require.NoError(t, err)
require.JSONEq(t, `"unknown (255)"`, string(b))
}
func TestFirmwareVersion_MarshalJSON(t *testing.T) {
b, err := json.Marshal(FirmwareVersion{Major: 0, Minor: 0})
require.NoError(t, err)
require.JSONEq(t, `"0.0"`, string(b))
b, err = json.Marshal(FirmwareVersion{Major: 13, Minor: 37})
require.NoError(t, err)
require.JSONEq(t, `"13.37"`, string(b))
}
func TestVersion_MarshalJSON(t *testing.T) {
b, err := json.Marshal(Version(attest.TPMVersion12))
require.NoError(t, err)
require.JSONEq(t, `"1.2"`, string(b))
b, err = json.Marshal(Version(attest.TPMVersion20))
require.NoError(t, err)
require.JSONEq(t, `"2.0"`, string(b))
b, err = json.Marshal(Version(0))
require.NoError(t, err)
require.JSONEq(t, `"unknown (0)"`, string(b))
}
func TestVersion_String(t *testing.T) {
require.Equal(t, "TPM 1.2", Version(attest.TPMVersion12).String())
require.Equal(t, "TPM 2.0", Version(attest.TPMVersion20).String())
require.Equal(t, "unknown (0)", Version(0).String())
}
func Test_GetManufacturerByID(t *testing.T) {
tests := []struct {
name string
id manufacturer.ID
want Manufacturer
}{
{"infineon", 1229346816, Manufacturer{1229346816, "Infineon", "IFX", "49465800"}},
{"intel", 1229870147, Manufacturer{1229870147, "Intel", "INTC", "494E5443"}},
{"fido", 4294963664, Manufacturer{4294963664, "FIDO Alliance", "FIDO", "FFFFF1D0"}},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := GetManufacturerByID(tt.id); got != tt.want {
t.Errorf("getManufacturerByID() = %v, want %v", got, tt.want)
}
})
}
}
func TestManufacturer_String(t *testing.T) {
m := Manufacturer{
Name: "ST Microelectronics",
ASCII: "STM ",
ID: 1398033696,
Hex: "53544D20",
}
want := "ST Microelectronics (<STM >, 53544D20, 1398033696)"
if got := m.String(); got != want {
t.Errorf("Manufacturer.String() = %v, want %v", got, want)
}
}
func TestID_MarshalJSON(t *testing.T) {
e := Manufacturer{}
b, err := json.Marshal(e)
require.NoError(t, err)
require.JSONEq(t, `{"ascii":"", "hex":"", "id":"0", "name":""}`, string(b))
m := Manufacturer{1229346816, "Infineon", "IFX", "49465800"}
b, err = json.Marshal(m)
require.NoError(t, err)
require.JSONEq(t, `{"id":"1229346816", "name":"Infineon", "ascii":"IFX", "hex":"49465800"}`, string(b))
}
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