showbridge-go/internal/processor/json-decode_test.go

package processor_test

import (
	"reflect"
	"testing"

	"github.com/jwetzell/showbridge-go/internal/processor"
)

func TestGoodJsonDecode(t *testing.T) {
	jsonDecoder := processor.JsonDecode{}
	tests := []struct {
		name     string
		payload  string
		expected map[string]any
	}{
		{
			name:    "basic json",
			payload: "{\"address\":\"/hello\",\"args\":null}",
			expected: map[string]any{
				"address": "/hello",
				"args":    nil,
			},
		},
		{
			name:    "array",
			payload: "{\"address\":\"/hello\",\"args\":[1,2,3]}",
			expected: map[string]any{
				"address": "/hello",
				"args":    []any{1.0, 2.0, 3.0},
			},
		},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			got, err := jsonDecoder.Process(t.Context(), test.payload)

			gotMap, ok := got.(map[string]any)
			if !ok {
				t.Fatalf("json.decode returned a %T payload: %s", got, got)
			}
			if err != nil {
				t.Fatalf("json.decode failed: %s", err)
			}
			if !reflect.DeepEqual(gotMap, test.expected) {
				t.Fatalf("json.decode got %x, expected %s", got, test.expected)
			}
		})
	}
}