m3_lightmeter/integration_test/utils/platform_channel_mock.dart

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import 'dart:math';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:light_sensor/light_sensor.dart';
void setLightSensorAvilability({required bool hasSensor}) {
TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
LightSensor.methodChannel,
(methodCall) async {
switch (methodCall.method) {
case "sensor":
return hasSensor;
default:
return null;
}
},
);
}
void resetLightSensorAvilability() {
TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
LightSensor.methodChannel,
null,
);
}
Future<void> sendMockIncidentEv(double ev) => sendMockLux((2.5 * pow(2, ev)).toInt());
Future<void> sendMockLux([int lux = 100]) async {
await TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.handlePlatformMessage(
LightSensor.eventChannel.name,
const StandardMethodCodec().encodeSuccessEnvelope(lux),
(ByteData? data) {},
);
}
void setupLightSensorStreamHandler() {
TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
MethodChannel(LightSensor.eventChannel.name),
(methodCall) async {
switch (methodCall.method) {
case "listen":
return;
case "cancel":
return;
default:
return null;
}
},
);
}
void resetLightSensorStreamHandler() {
TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
MethodChannel(LightSensor.eventChannel.name),
null,
);
}