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DataStoreStressTest.kt
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DataStoreStressTest.kt
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/*
* Copyright 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amplifyframework.datastore
import android.util.Log
import androidx.test.core.app.ApplicationProvider.getApplicationContext
import com.amplifyframework.AmplifyException
import com.amplifyframework.core.Amplify
import com.amplifyframework.core.model.query.Page
import com.amplifyframework.core.model.query.Where
import com.amplifyframework.testmodels.commentsblog.AmplifyModelProvider
import com.amplifyframework.testmodels.commentsblog.Blog
import com.amplifyframework.testmodels.commentsblog.BlogOwner
import com.amplifyframework.testmodels.commentsblog.Post
import com.amplifyframework.testmodels.commentsblog.PostStatus
import java.lang.Thread.sleep
import java.util.UUID
import java.util.concurrent.CountDownLatch
import java.util.concurrent.TimeUnit
import org.junit.After
import org.junit.Assert.assertTrue
import org.junit.BeforeClass
import org.junit.Test
class DataStoreStressTest {
companion object {
private const val TIMEOUT_SECONDS = 60
private const val PAGINATION_LIMIT = 10
private const val OP_WAIT = 1000L
private lateinit var blogOwners: MutableList<BlogOwner>
@BeforeClass
@JvmStatic
fun setupOnce() {
// Init Amplify
try {
Amplify.addPlugin(
AWSDataStorePlugin.builder()
.modelProvider(AmplifyModelProvider.getInstance())
.build()
)
Amplify.configure(getApplicationContext())
Log.i("DataStoreStressTest", "Initialized Amplify")
} catch (error: AmplifyException) {
Log.e("DataStoreStressTest", "Could not initialize Amplify", error)
}
sleep(5000)
}
}
/**
* Clear the DataStore after each test. Without calling clear in between tests, all tests after the first will fail
* with this error: android.database.sqlite.SQLiteReadOnlyDatabaseException: attempt to write a readonly database.
* @throws DataStoreException On failure to clear DataStore.
*/
@After
@Throws(DataStoreException::class)
fun teardown() {
try {
val latch = CountDownLatch(1)
Amplify.DataStore.clear(
{
latch.countDown()
Log.i("DataStoreStressTest", "DataStore cleared")
},
{
latch.countDown()
Log.e("DataStoreStressTest", "Error clearing DataStore", it)
}
)
latch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS)
} catch (error: Exception) {
// ok to ignore since problem encountered during tear down of the test.
}
}
/**
* Calls DataStore.save 100 times
*/
@Test
fun testMultipleSave() {
val latch = CountDownLatch(50)
repeat(50) {
val blogOwner: BlogOwner = BlogOwner.builder()
.name("BlogOwner" + UUID.randomUUID().toString())
.build()
val blog: Blog = Blog.builder()
.name("Blog" + UUID.randomUUID().toString())
.owner(blogOwner)
.build()
val post: Post = Post.builder()
.title("Post" + UUID.randomUUID().toString())
.status(PostStatus.ACTIVE)
.rating(1)
.blog(blog)
.build()
Amplify.DataStore.save(
blogOwner,
{
Log.i("DataStoreStressTest", "Post saved")
Amplify.DataStore.save(
blog,
{
Log.i("DataStoreStressTest", "Blog saved")
Amplify.DataStore.save(
post,
{
Log.i("DataStoreStressTest", "BlogOwner saved")
latch.countDown()
},
{ Log.e("DataStoreStressTest", "BlogOwner not saved", it) }
)
},
{ Log.e("DataStoreStressTest", "Blog not saved", it) }
)
},
{ Log.e("DataStoreStressTest", "Post not saved", it) }
)
sleep(OP_WAIT)
}
assertTrue(latch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS))
}
/**
* Call DataStore.save, then call DataStore.delete ; 50 times
*/
@Test
fun testMultipleDelete_AfterMultipleSave() {
val latch = CountDownLatch(100)
repeat(50) {
val blogOwner: BlogOwner = BlogOwner.builder()
.name("BlogOwner" + UUID.randomUUID().toString())
.build()
val blog: Blog = Blog.builder()
.name("Blog" + UUID.randomUUID().toString())
.owner(blogOwner)
.build()
val post: Post = Post.builder()
.title("Post" + UUID.randomUUID().toString())
.status(PostStatus.ACTIVE)
.rating(1)
.blog(blog)
.build()
Amplify.DataStore.save(
blogOwner,
{
Log.i("DataStoreStressTest", "Post saved")
Amplify.DataStore.save(
blog,
{
Log.i("DataStoreStressTest", "Blog saved")
Amplify.DataStore.save(
post,
{
Log.i("DataStoreStressTest", "BlogOwner saved")
latch.countDown()
},
{ Log.e("DataStoreStressTest", "BlogOwner not saved", it) }
)
},
{ Log.e("DataStoreStressTest", "Blog not saved", it) }
)
},
{ Log.e("DataStoreStressTest", "Post not saved", it) }
)
sleep(OP_WAIT)
Amplify.DataStore.delete(
blogOwner,
{
Log.i("DataStoreStressTest", "Post deleted")
Amplify.DataStore.delete(
blog,
{
Log.i("DataStoreStressTest", "Blog deleted")
Amplify.DataStore.delete(
post,
{
Log.i("DataStoreStressTest", "BlogOwner deleted")
latch.countDown()
},
{ Log.e("DataStoreStressTest", "BlogOwner not deleted", it) }
)
},
{ Log.e("DataStoreStressTest", "Blog not deleted", it) }
)
},
{ Log.e("DataStoreStressTest", "Post not deleted", it) }
)
sleep(OP_WAIT)
}
assertTrue(latch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS))
}
/**
* Call DataStore.query 50 times
*/
@Test
fun testMultipleQuery() {
saveToLaterQuery()
val remote = mutableListOf<BlogOwner>()
repeat(50) {
Amplify.DataStore.query(
BlogOwner::class.java,
{ query ->
while (query.hasNext()) {
val q = query.next()
remote.add(q)
}
},
{ Log.e("DataStoreStressTest", it.toString()) }
)
sleep(OP_WAIT)
// Make sure all queries are present
assertTrue(remote.size == blogOwners.size)
remote.clear()
}
}
/**
*
* Call DataStore.query with a predicate 50 times
*/
@Test
fun testMultipleQueryPredicate() {
saveToLaterQuery()
val remote = mutableListOf<BlogOwner>()
repeat(50) {
Amplify.DataStore.query(
BlogOwner::class.java,
Where.matches(BlogOwner.NAME.contains("BlogOwner")),
{ query ->
while (query.hasNext()) {
val q = query.next()
remote.add(q)
}
},
{ Log.e("DataStoreStressTest", it.toString()) }
)
sleep(OP_WAIT)
// Make sure all queries are present
assertTrue(remote.size == blogOwners.size)
remote.clear()
sleep(OP_WAIT)
}
}
/**
* Call DataStore.query with sort 50 times
*/
@Test
fun testMultipleQuerySort() {
saveToLaterQuery()
val remote = mutableListOf<BlogOwner>()
repeat(50) {
Amplify.DataStore.query(
BlogOwner::class.java,
Where.sorted(BlogOwner.NAME.ascending()),
{ queries ->
while (queries.hasNext()) {
remote.add(queries.next())
}
},
{ Log.e("DataStoreStressTest", it.toString()) }
)
sleep(OP_WAIT)
// Make sure all queries are present
assertTrue(remote.size == blogOwners.size)
remote.clear()
}
}
/**
* Call DataStore.query with pagination 50 times
*/
@Test
fun testMultipleQueryPagination() {
saveToLaterQuery()
val remote = mutableListOf<BlogOwner>()
repeat(50) {
Amplify.DataStore.query(
BlogOwner::class.java,
Where.matchesAll().paginated(Page.startingAt(0).withLimit(PAGINATION_LIMIT)),
{ queries ->
while (queries.hasNext()) {
remote.add(queries.next())
}
},
{ Log.e("DataStoreStressTest", it.toString()) }
)
sleep(OP_WAIT)
// Make sure all queries are present
assertTrue(remote.size == PAGINATION_LIMIT)
remote.clear()
}
}
/**
* Call DataStore.stop, then call DataStore.observe ; 50 times
*/
@Test
fun testMultipleObserve_AfterMultipleStop() {
val latch = CountDownLatch(100)
repeat(50) {
Amplify.DataStore.stop(
{ latch.countDown() },
{ Log.e("DataStoreStressTest", it.toString()) }
)
Amplify.DataStore.observe(
BlogOwner::class.java,
{
latch.countDown()
Log.i("DataStoreStressTest", "Observation began")
},
{ Log.i("DataStoreStressTest", it.item().toString()) },
{ Log.e("DataStoreStressTest", "Observation failed", it) },
{ Log.i("DataStoreStressTest", "Observation complete") }
)
}
assertTrue(latch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS))
}
/**
* Call DataStore.clear, then call DataStore.start ; 50 times
*/
@Test
fun testMultipleStart_AfterMultipleClear() {
val latch = CountDownLatch(100)
repeat(50) {
Amplify.DataStore.clear(
{ latch.countDown() },
{ Log.e("DataStoreStressTest", it.toString()) }
)
sleep(OP_WAIT)
Amplify.DataStore.start(
{ latch.countDown() },
{ Log.e("DataStoreStressTest", it.toString()) }
)
}
assertTrue(latch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS))
}
/**
* Call DataStore.stop, then call DataStore.start ; 50 times
*/
@Test
fun testMultipleStart_AfterMultipleStop() {
val latch = CountDownLatch(100)
repeat(50) {
Amplify.DataStore.stop(
{ latch.countDown() },
{ Log.e("DataStoreStressTest", it.toString()) }
)
Amplify.DataStore.start(
{ latch.countDown() },
{ Log.e("DataStoreStressTest", it.toString()) }
)
}
assertTrue(latch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS))
}
// Save a model 50 times to be queried later
private fun saveToLaterQuery() {
blogOwners = mutableListOf()
val saveLatch = CountDownLatch(50)
repeat(50) {
val blogOwner: BlogOwner = BlogOwner.builder()
.name("BlogOwner" + UUID.randomUUID().toString())
.build()
val blog: Blog = Blog.builder()
.name("Blog" + UUID.randomUUID().toString())
.owner(blogOwner)
.build()
val post: Post = Post.builder()
.title("Post" + UUID.randomUUID().toString())
.status(PostStatus.ACTIVE)
.rating(1)
.blog(blog)
.build()
Amplify.DataStore.save(
blogOwner,
{
Log.i("DataStoreStressTest", "Post saved")
Amplify.DataStore.save(
blog,
{
Log.i("DataStoreStressTest", "Blog saved")
Amplify.DataStore.save(
post,
{
Log.i("DataStoreStressTest", "BlogOwner saved")
saveLatch.countDown()
},
{ Log.e("DataStoreStressTest", "BlogOwner not saved", it) }
)
},
{ Log.e("DataStoreStressTest", "Blog not saved", it) }
)
},
{ Log.e("DataStoreStressTest", "Post not saved", it) }
)
blogOwners.add(blogOwner)
sleep(OP_WAIT)
}
saveLatch.await(TIMEOUT_SECONDS.toLong(), TimeUnit.SECONDS)
}
}