Merge pull request #55 from Vacxe/add-text-view-compound-drawables-as…

…sertion

Add support for compound drawables

kakao/src/main/kotlin/io/github/kakaocup/kakao/common/matchers/CompoundDrawableMatcher.kt

@@ -0,0 +1,61 @@
+@file:Suppress("unused")
+
+package io.github.kakaocup.kakao.common.matchers
+
+import android.graphics.drawable.Drawable
+import android.view.View
+import android.widget.TextView
+import androidx.annotation.DrawableRes
+import androidx.test.espresso.matcher.BoundedMatcher
+import io.github.kakaocup.kakao.common.extentions.toBitmap
+import io.github.kakaocup.kakao.common.utilities.getResourceDrawable
+import org.hamcrest.Description
+
+/**
+ * Matcher of compound drawables for TextView
+ *
+ * @param leftDrawableResId - id res of left compound drawable
+ * @param topDrawableResId - id res of top compound drawable
+ * @param rightDrawableResId - id res of right compound drawable
+ * @param bottomDrawableResId - id res of bottom compound drawable
+ */
+@Suppress("MagicNumber")
+class CompoundDrawableMatcher(
+    @DrawableRes private val leftDrawableResId: Int? = null,
+    @DrawableRes private val topDrawableResId: Int? = null,
+    @DrawableRes private val rightDrawableResId: Int? = null,
+    @DrawableRes private val bottomDrawableResId: Int? = null
+) : BoundedMatcher<View, TextView>(TextView::class.java) {
+
+    override fun matchesSafely(view: TextView?) = view?.let {
+        val leftActual: Drawable? = it.compoundDrawables[0]
+        val topActual: Drawable? = it.compoundDrawables[1]
+        val rightActual: Drawable? = it.compoundDrawables[2]
+        val bottomActual: Drawable? = it.compoundDrawables[3]
+
+        compare(leftDrawableResId, leftActual)
+                && compare(topDrawableResId, topActual)
+                && compare(rightDrawableResId, rightActual)
+                && compare(bottomDrawableResId, bottomActual)
+
+    } ?: false
+
+    override fun describeTo(description: Description) {
+        description.appendText("Compound drawables doesn't match")
+    }
+
+    private fun compare(@DrawableRes expectedResId: Int? = null, actualDrawable: Drawable?): Boolean {
+        if (expectedResId == null && actualDrawable == null) return true
+        if (expectedResId != null && actualDrawable == null) return false
+        if (expectedResId == null && actualDrawable != null) return false
+
+        val expectedBitmap = getResourceDrawable(expectedResId!!)?.mutate()?.toBitmap()
+        val actualBitmap = actualDrawable?.toBitmap()
+
+        if (expectedBitmap != null && actualBitmap != null) {
+            return expectedBitmap.sameAs(actualBitmap)
+        }
+
+        return false
+    }
+}

kakao/src/main/kotlin/io/github/kakaocup/kakao/text/TextViewAssertions.kt

@@ -3,11 +3,13 @@
 package io.github.kakaocup.kakao.text
 
 import androidx.annotation.ColorRes
+import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
 import androidx.test.espresso.assertion.ViewAssertions
 import androidx.test.espresso.matcher.ViewMatchers
 import io.github.kakaocup.kakao.common.assertions.BaseAssertions
 import io.github.kakaocup.kakao.common.matchers.AnyTextMatcher
+import io.github.kakaocup.kakao.common.matchers.CompoundDrawableMatcher
 import org.hamcrest.CoreMatchers
 import org.hamcrest.Matcher
 import org.hamcrest.Matchers
@@ -178,4 +180,24 @@ interface TextViewAssertions : BaseAssertions {
             )
         )
     }
+
+    /**
+     * Checks if the view have compound drawables
+     * @param left left compound drawable resId
+     * @param top top compound drawable resId
+     * @param right right compound drawable resId
+     * @param bottom bottom compound drawable resId      \
+     */
+    fun hasCompoundDrawable(
+        @DrawableRes left: Int? = null,
+        @DrawableRes top: Int? = null,
+        @DrawableRes right: Int? = null,
+        @DrawableRes bottom: Int? = null
+    ) {
+        view.check(
+            ViewAssertions.matches(
+                CompoundDrawableMatcher(left, top, right, bottom)
+            )
+        )
+    }
 }

sample/src/androidTest/kotlin/io/github/kakaocup/sample/TextViewTest.kt

@@ -0,0 +1,27 @@
+package io.github.kakaocup.sample
+
+import androidx.test.ext.junit.rules.ActivityScenarioRule
+import androidx.test.internal.runner.junit4.AndroidJUnit4ClassRunner
+import io.github.kakaocup.kakao.screen.Screen
+import io.github.kakaocup.sample.screen.TextScreen
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4ClassRunner::class)
+class TextViewTest {
+    @Rule
+    @JvmField
+    val rule = ActivityScenarioRule(TextActivity::class.java)
+
+    @Test
+    fun textCompoundDrawables() {
+        Screen.onScreen<TextScreen> {
+            textViewWithLeftDrawable.hasCompoundDrawable(left = R.drawable.ic_android_black_24dp)
+            textViewWithRightDrawable.hasCompoundDrawable(right = R.drawable.ic_android_black_24dp)
+            textViewWithTopDrawable.hasCompoundDrawable(top = R.drawable.ic_android_black_24dp)
+            textViewWithBottomDrawable.hasCompoundDrawable(bottom = R.drawable.ic_android_black_24dp)
+            textViewPlain.hasCompoundDrawable()
+        }
+    }
+}

sample/src/androidTest/kotlin/io/github/kakaocup/sample/screen/TextScreen.kt

@@ -0,0 +1,13 @@
+package io.github.kakaocup.sample.screen
+
+import io.github.kakaocup.kakao.screen.Screen
+import io.github.kakaocup.kakao.text.KTextView
+import io.github.kakaocup.sample.R
+
+class TextScreen : Screen<TextScreen>() {
+    val textViewPlain = KTextView { withId(R.id.plain_text_view) }
+    val textViewWithLeftDrawable = KTextView { withId(R.id.text_view_drawable_left) }
+    val textViewWithRightDrawable = KTextView { withId(R.id.text_view_drawable_right) }
+    val textViewWithTopDrawable = KTextView { withId(R.id.text_view_drawable_top) }
+    val textViewWithBottomDrawable = KTextView { withId(R.id.text_view_drawable_bottom) }
+}

sample/src/main/AndroidManifest.xml

@@ -97,6 +97,11 @@
         android:label="Linear Layout activity"
         android:theme="@style/MaterialAppTheme" />
 
+    <activity
+        android:name="io.github.kakaocup.sample.TextActivity"
+        android:label="Text activity"
+        android:theme="@style/MaterialAppTheme" />
+
     <meta-data
         android:name="com.google.android.geo.API_KEY"
         android:value="@string/google_map_key" />

sample/src/main/kotlin/io/github/kakaocup/sample/TestActivity.kt

@@ -40,6 +40,7 @@ class TestActivity : AppCompatActivity() {
         addRoute(R.id.slider_button, SliderActivity::class.java)
         addRoute(R.id.google_maps, GoogleMapActivity::class.java)
         addRoute(R.id.text_input_layout, TextInputLayoutActivity::class.java)
+        addRoute(R.id.text_activity, TextActivity::class.java)
 
         findViewById<Button>(R.id.snackbar_button).setOnClickListener {
             val snackbar = Snackbar.make(

sample/src/main/kotlin/io/github/kakaocup/sample/TextActivity.kt

@@ -0,0 +1,11 @@
+package io.github.kakaocup.sample
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+
+class TextActivity : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_text)
+    }
+}

sample/src/main/res/layout/activity_test.xml

@@ -147,6 +147,12 @@
           android:layout_height="wrap_content"
           android:text="TEXT INPUT LAYOUT" />
 
+      <Button
+          android:id="@+id/text_activity"
+          android:layout_width="wrap_content"
+          android:layout_height="wrap_content"
+          android:text="TEXT VIEWS" />
+
       <RatingBar
           android:id="@+id/rating_bar"
           android:layout_width="wrap_content"

sample/src/main/res/layout/activity_text.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+  <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:text="Just a text"
+      android:id="@+id/plain_text_view"/>
+
+  <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:text="Drawable left"
+      android:drawableLeft="@drawable/ic_android_black_24dp"
+      android:id="@+id/text_view_drawable_left"/>
+
+  <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:text="Drawable right"
+      android:drawableRight="@drawable/ic_android_black_24dp"
+      android:id="@+id/text_view_drawable_right"/>
+
+  <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:text="Drawable top"
+      android:drawableTop="@drawable/ic_android_black_24dp"
+      android:id="@+id/text_view_drawable_top"/>
+
+  <TextView
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:text="Drawable bottom"
+      android:drawableBottom="@drawable/ic_android_black_24dp"
+      android:id="@+id/text_view_drawable_bottom"/>
+
+</LinearLayout>