|
| 1 | +package testsuite |
| 2 | + |
| 3 | +import ( |
| 4 | + "testing" |
| 5 | + "time" |
| 6 | + |
| 7 | + "github.com/stretchr/testify/require" |
| 8 | + "github.com/vmihailenco/msgpack/v5" |
| 9 | + "go.bug.st/serial" |
| 10 | +) |
| 11 | + |
| 12 | +func TestRPCClient(t *testing.T) { |
| 13 | + // Get the upload port to upload the sketch |
| 14 | + rpcPort, debugPort := UploadSketchAndGetRPCAndDebugPorts(t) |
| 15 | + |
| 16 | + // Connect to the RPC serial port |
| 17 | + _rpcSer, err := serial.Open(rpcPort, &serial.Mode{BaudRate: 115200}) |
| 18 | + rpcSer := &DebugStream{Upstream: _rpcSer, Portname: rpcPort} |
| 19 | + require.NoError(t, err) |
| 20 | + t.Cleanup(func() { rpcSer.Close() }) |
| 21 | + in := msgpack.NewDecoder(rpcSer) |
| 22 | + out := msgpack.NewEncoder(rpcSer) |
| 23 | + out.UseCompactInts(true) |
| 24 | + |
| 25 | + // Connect to the Debug serial port |
| 26 | + debugSer, err := serial.Open(debugPort, &serial.Mode{BaudRate: 115200}) |
| 27 | + require.NoError(t, err) |
| 28 | + t.Cleanup(func() { debugSer.Close() }) |
| 29 | + expectDebug := func(s string) { Expect(t, debugSer, s) } |
| 30 | + |
| 31 | + // Timeout fallback: close the connection after 10 seconds, if the test do not go through |
| 32 | + go func() { |
| 33 | + time.Sleep(10 * time.Second) |
| 34 | + rpcSer.Close() |
| 35 | + debugSer.Close() |
| 36 | + }() |
| 37 | + |
| 38 | + // 1: Receive an RPC call to the "mult" method with 2 arguments |
| 39 | + // and send back the result |
| 40 | + t.Run("RPCClientCallFloatArgs", func(t *testing.T) { |
| 41 | + arr, err := in.DecodeSlice() |
| 42 | + require.NoError(t, err) |
| 43 | + require.Equal(t, []any{int8(0), int8(1), "mult", []any{2.0, 3.0}}, arr) |
| 44 | + err = out.Encode([]any{1, 1, nil, 6.0}) |
| 45 | + require.NoError(t, err) |
| 46 | + expectDebug("mult(2.0, 3.0)\r\n") |
| 47 | + expectDebug("-> 6.00\r\n") |
| 48 | + }) |
| 49 | + |
| 50 | + // 2: Receive an RPC call to the "mult" method with 1 argument (wrong number of arguments) |
| 51 | + // and send back an error with [int, string] format |
| 52 | + t.Run("RPCClientCallFloatArgsError", func(t *testing.T) { |
| 53 | + arr, err := in.DecodeSlice() |
| 54 | + require.NoError(t, err) |
| 55 | + require.Equal(t, []any{int8(0), int8(2), "mult", []any{2.0}}, arr) |
| 56 | + err = out.Encode([]any{1, 2, []any{1, "missing parameter"}, nil}) |
| 57 | + require.NoError(t, err) |
| 58 | + expectDebug("mult(2.0)\r\n") |
| 59 | + expectDebug("-> error\r\n") |
| 60 | + }) |
| 61 | + |
| 62 | + // 3, 4: Receive an RPC call to the "or" method with 1 or 2 arguments |
| 63 | + // and send back the result |
| 64 | + t.Run("RPCClientCallBoolArgs", func(t *testing.T) { |
| 65 | + arr, err := in.DecodeSlice() |
| 66 | + require.NoError(t, err) |
| 67 | + require.Equal(t, []any{int8(0), int8(3), "or", []any{true, false}}, arr) |
| 68 | + err = out.Encode([]any{1, 3, nil, true}) |
| 69 | + require.NoError(t, err) |
| 70 | + expectDebug("or(true, false)\r\n") |
| 71 | + expectDebug("-> true\r\n") |
| 72 | + |
| 73 | + arr, err = in.DecodeSlice() |
| 74 | + require.NoError(t, err) |
| 75 | + require.Equal(t, []any{int8(0), int8(4), "or", []any{false}}, arr) |
| 76 | + err = out.Encode([]any{1, 4, nil, false}) |
| 77 | + require.NoError(t, err) |
| 78 | + expectDebug("or(false)\r\n") |
| 79 | + expectDebug("-> false\r\n") |
| 80 | + }) |
| 81 | + |
| 82 | + // 5: Receive an RPC call to the "mult" method with 1 argument (wrong number of arguments) |
| 83 | + // and send back an error with [int, string] format with a long string |
| 84 | + t.Run("RPCClientCallFloatArgsErrorWithLongString", func(t *testing.T) { |
| 85 | + arr, err := in.DecodeSlice() |
| 86 | + require.NoError(t, err) |
| 87 | + require.Equal(t, []any{int8(0), int8(5), "mult", []any{2.0}}, arr) |
| 88 | + err = out.Encode([]any{1, 5, []any{2, "method get_led_state not available"}, nil}) |
| 89 | + require.NoError(t, err) |
| 90 | + expectDebug("mult(2.0)\r\n") |
| 91 | + expectDebug("-> error\r\n") |
| 92 | + }) |
| 93 | + |
| 94 | + // RPC: Receive an RPC call to the "mult" method with 1 argument (wrong number of arguments) |
| 95 | + // and send back a custom error without [int, string] format |
| 96 | + // t.Run("RPCClientCallFloatArgsErrorCustom", func(t *testing.T) { |
| 97 | + // arr, err := in.DecodeSlice() |
| 98 | + // require.NoError(t, err) |
| 99 | + // require.Equal(t, []any{int8(0), int8(3), "mult", []any{2.0}}, arr) |
| 100 | + // err = out.Encode([]any{1, 3, "missing parameter", nil}) |
| 101 | + // require.NoError(t, err) |
| 102 | + // expectDebug("mult(2.0)\r\n") |
| 103 | + // expectDebug("-> error\r\n") |
| 104 | + // }) |
| 105 | +} |
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