trietbui85’s gists

trietbui85 / test_button_add_clicked.kt

Last active July 29, 2020 13:42

Unit test Android custom view with AndroidX Test and Robolectric

	@Test
	fun testButtonAddIsClicked() {
	countView.reset()

	buttonAdd.performClick()
	assertThat(countView.countValue).isEqualTo(1)
	assertThat(textViewValue.text.toString()).isEqualTo("1")

	buttonAdd.performClick()
	assertThat(countView.countValue).isEqualTo(2)

trietbui85 / test_reset_method.kt

Last active July 29, 2020 13:42

Unit test Android custom view with AndroidX Test and Robolectric

	@Test
	fun testReset() {
	countView.reset()
	assertThat(countView.countValue).isEqualTo(0)
	assertThat(textViewValue.text.toString()).isEqualTo("0")
	}

trietbui85 / test_button_add.kt

Last active July 29, 2020 13:42

Unit test Android custom view with AndroidX Test and Robolectric

	@Test
	fun testUiOfButtonAdd() {
	assertThat(buttonAdd.isEnabled).isTrue()
	assertThat(buttonAdd.visibility).isEqualTo(View.VISIBLE)
	assertThat(buttonAdd.text).isEqualTo(context.getString(R.string.button_add))
	assertThat(buttonAdd.textSize).isEqualTo(context.resources.getDimension(R.dimen.count_text_size))
	}

trietbui85 / setup_test_file.kt

Last active July 29, 2020 13:42

Unit test Android custom view with AndroidX Test and Robolectric

	package com.mobtiso.test.customview

	import androidx.test.core.app.ApplicationProvider
	import com.google.common.truth.Truth.assertThat
	import org.junit.Test
	import org.junit.runner.RunWith
	import org.robolectric.RobolectricTestRunner
	import org.robolectric.annotation.Config

	@RunWith(RobolectricTestRunner::class)

trietbui85 / CountView.kt

Last active July 29, 2020 13:41

Unit test Android custom view with AndroidX Test and Robolectric

	class CountView @JvmOverloads constructor(
	context: Context,
	attrs: AttributeSet? = null,
	defStyleAttr: Int = 0,
	defStyleRes: Int = 0
	) : LinearLayout(context, attrs, defStyleAttr, defStyleRes) {

	private val buttonSubtract: Button
	private val buttonAdd: Button
	private val textViewCount: TextView

trietbui85 / count_custom_view.xml

Last active July 29, 2020 13:41

Unit test Android custom view with AndroidX Test and Robolectric

	<?xml version="1.0" encoding="utf-8"?>
	<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	android:orientation="horizontal"
	android:layout_width="match_parent"
	android:layout_height="match_parent"
	android:gravity="center"
	android:padding="10dp"
	android:background="#50000000">

	<Button

trietbui85 / build.gradle

Last active July 29, 2020 13:40

Unit test Android custom view with AndroidX Test and Robolectric

	android {

	defaultConfig {
	...
	}

	testOptions {
	unitTests.includeAndroidResources = true
	}
	}

trietbui85 / android_values.xml

Last active July 29, 2020 13:41

Unit test Android custom view with AndroidX Test and Robolectric

	<string name="count_content">Count: %d</string>
	<string name="button_subtract">-</string>
	<string name="button_add">+</string>
	<string name="button_reset">Reset</string>

	<dimen name="count_text_size">30sp</dimen>
	<dimen name="button_size">60dp</dimen>

trietbui85 / blur_multiple_widgets_with_dynamic_region.dart

Last active September 30, 2019 09:15

Blur multiple widgets. The correct Widget tree must be: Stack > [Widget1ToBlur, Widget2ToBlur, …, Positioned > ClipRect > BackdropFilter]

	/* Copyright (c) 2019 - Bui Minh Triet - [email protected] - http://fluttervn.com */
	double _sigmaX = 0.0; // from 0-10
	double _sigmaY = 0.0; // from 0-10
	double _opacity = 0.1; // from 0-1.0
	double _width = 350;
	double _height = 300;
	double _blurWidth = _width / 2;
	double _blurHeight = _height / 2;

	Stack(

trietbui85 / blur_multiple_widgets.dart

Last active September 30, 2019 07:38

Blur multiple widgets. The correct Widget tree must be: Stack > [Widget1ToBlur, Widget2ToBlur, …, Container > BackdropFilter]

	/* Copyright (c) 2019 - Bui Minh Triet - [email protected] - http://fluttervn.com */
	double _sigmaX = 0.0; // from 0-10
	double _sigmaY = 0.0; // from 0-10
	double _opacity = 0.1; // from 0-1.0
	double _width = 350;
	double _height = 300;

	Stack(
	children: <Widget>[
	Image.asset(

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