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package config
import (
"reflect"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestLoadFile(t *testing.T) {
// Minimal yaml file
minimalConfig := Config{
Address: "127.0.0.2",
Port: "8082",
Token: "12345678-9abc-def0-1234-56789abcdef0",
TrainStop: "ABCD:test:01",
}
// Minimal yaml file with hostname resolving
minimalConfigWithResolving := Config{
Address: "localhost",
Port: "www",
Token: "12345678-9abc-def0-1234-56789abcdef0",
TrainStop: "VWXY_Z:test:90",
}
// Test cases
testCases := []struct {
name string
input string
expected *Config
expectedError interface{}
}{
{"Non existant file", "test_data/non-existant", nil, &OpenError{}},
{"Invalid file content", "test_data/invalid.yaml", nil, &DecodeError{}},
{"Invalid address should fail to load", "test_data/invalid_address.yaml", nil, &InvalidAddressError{}},
{"Unresolvable address should fail to load", "test_data/invalid_address_unresolvable.yaml", nil, &InvalidAddressError{}},
{"Invalid port should fail to load", "test_data/invalid_port.yaml", nil, &InvalidPortError{}},
{"Invalid token should fail to load", "test_data/invalid_token.yaml", nil, &InvalidTokenError{}},
{"Invalid trainStop should fail to load", "test_data/invalid_trainStop.yaml", nil, &InvalidTrainStopError{}},
{"Minimal config", "test_data/minimal.yaml", &minimalConfig, nil},
{"Minimal config with resolving", "test_data/minimal_with_hostname.yaml", &minimalConfigWithResolving, nil},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
valid, err := LoadFile(tc.input)
if tc.expectedError != nil {
require.Error(t, err)
assert.Equalf(t, reflect.TypeOf(err), reflect.TypeOf(tc.expectedError), "Invalid error type. Got %s but expected %s", reflect.TypeOf(err), reflect.TypeOf(tc.expectedError))
} else {
require.NoError(t, err)
}
assert.Equal(t, tc.expected, valid, "Invalid value")
})
}
}
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