glance/glance-wear/src/test/kotlin/androidx/glance/wear/layout/CurvedRowTest.kt

/*
 * Copyright 2021 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package androidx.glance.wear.layout

import androidx.glance.GlanceInternalApi
import androidx.glance.Modifier
import androidx.glance.findModifier
import androidx.glance.layout.PaddingModifier
import androidx.glance.layout.TextDecoration
import androidx.glance.layout.TextStyle
import androidx.glance.layout.padding
import androidx.glance.unit.dp
import androidx.glance.wear.runTestingComposition
import com.google.common.truth.Truth.assertThat
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.test.TestCoroutineScope
import kotlinx.coroutines.test.runBlockingTest
import org.junit.Before
import org.junit.Test

@OptIn(GlanceInternalApi::class, ExperimentalCoroutinesApi::class)
class CurvedRowTest {
    private lateinit var fakeCoroutineScope: TestCoroutineScope

    @Before
    fun setUp() {
        fakeCoroutineScope = TestCoroutineScope()
    }

    @Test
    fun createComposableArc() = fakeCoroutineScope.runBlockingTest {
        val root = runTestingComposition {
            CurvedRow(
                modifier = Modifier.padding(1.dp),
                anchor = 5f,
                anchorType = AnchorType.End,
                radialAlignment = RadialAlignment.Center
            ) {}
        }

        assertThat(root.children).hasSize(1)

        val arc = root.children[0] as EmittableCurvedRow
        assertThat(arc.children).hasSize(0)
        assertThat(arc.anchor).isEqualTo(5f)
        assertThat(arc.anchorType).isEqualTo(AnchorType.End)
        assertThat(arc.radialAlignment).isEqualTo(RadialAlignment.Center)
        assertThat(arc.modifier.findModifier<PaddingModifier>()).isNotNull()
    }

    @Test
    fun createComposableArcText() = fakeCoroutineScope.runBlockingTest {
        val root = runTestingComposition {
            CurvedRow {
                CurvedText(
                    text = "Hello World",
                    modifier = Modifier.padding(5.dp),
                    textStyle = TextStyle(textDecoration = TextDecoration.Underline)
                )
            }
        }

        val arc = root.children[0] as EmittableCurvedRow
        val arcText = arc.children[0] as EmittableCurvedText

        assertThat(arcText.text).isEqualTo("Hello World")
        assertThat(arcText.modifier.findModifier<PaddingModifier>()).isNotNull()
        assertThat(arcText.textStyle).isNotNull()
        assertThat(arcText.textStyle!!.textDecoration).isEqualTo(TextDecoration.Underline)
    }
}