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/*
* Copyright (c) 2022 AtLarge Research
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.opendc.trace.testkit
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.Assertions.assertFalse
import org.junit.jupiter.api.Assertions.assertNotEquals
import org.junit.jupiter.api.Assumptions.assumeTrue
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.assertAll
import org.junit.jupiter.api.assertDoesNotThrow
import org.junit.jupiter.api.assertThrows
import org.opendc.trace.TableColumn
import org.opendc.trace.TableColumnType
import org.opendc.trace.TableReader
/**
* A test suite for implementations of the [TableReader] interface.
*/
public abstract class TableReaderTestKit {
/**
* The [TableReader] instance to test.
*/
public abstract val reader: TableReader
/**
* The columns of the table.
*/
public abstract val columns: List<TableColumn>
@AfterEach
public fun tearDown() {
reader.close()
}
/**
* Test that we can resolve the columns of a table successfully.
*/
@Test
public fun testResolve() {
assertAll(columns.map { column -> { assertNotEquals(-1, reader.resolve(column.name)) } })
}
/**
* Test that resolving an empty column name fails
*/
@Test
public fun testResolveEmpty() {
assertEquals(-1, reader.resolve(""))
}
/**
* Test that reading non-existent columns fails.
*/
@Test
public fun testReadNonExistentColumns() {
assumeTrue(reader.nextRow())
assertAll(
{ assertThrows<IllegalArgumentException> { reader.isNull(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getBoolean(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getInt(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getLong(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getFloat(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getDouble(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getString(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getUUID(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getInstant(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getDuration(-1) } },
{ assertThrows<IllegalArgumentException> { reader.getList(-1, Any::class.java) } },
{ assertThrows<IllegalArgumentException> { reader.getSet(-1, Any::class.java) } },
{ assertThrows<IllegalArgumentException> { reader.getMap(-1, Any::class.java, Any::class.java) } },
)
}
/**
* Test that ensures [TableReader.isNull] reports the correct value.
*/
@Test
public fun testVerifyNullColumns() {
while (reader.nextRow()) {
assertAll(
columns.map { column ->
{
when (column.type) {
is TableColumnType.Boolean -> assertFalse(reader.isNull(column.name) && !reader.getBoolean(column.name))
is TableColumnType.Int -> assertFalse(reader.isNull(column.name) && reader.getInt(column.name) != 0)
is TableColumnType.Long -> assertFalse(reader.isNull(column.name) && reader.getLong(column.name) != 0L)
is TableColumnType.Float -> assertFalse(reader.isNull(column.name) && reader.getFloat(column.name) != 0f)
is TableColumnType.Double -> assertFalse(reader.isNull(column.name) && reader.getDouble(column.name) != 0.0)
is TableColumnType.String -> assertFalse(reader.isNull(column.name) && reader.getString(column.name) != null)
is TableColumnType.UUID -> assertFalse(reader.isNull(column.name) && reader.getUUID(column.name) != null)
is TableColumnType.Instant -> assertFalse(reader.isNull(column.name) && reader.getInstant(column.name) != null)
is TableColumnType.Duration ->
assertFalse(
reader.isNull(column.name) && reader.getDuration(column.name) != null,
)
is TableColumnType.List ->
assertFalse(
reader.isNull(column.name) && reader.getList(column.name, Any::class.java) != null,
)
is TableColumnType.Set ->
assertFalse(
reader.isNull(column.name) && reader.getSet(column.name, Any::class.java) != null,
)
is TableColumnType.Map ->
assertFalse(
reader.isNull(column.name) && reader.getMap(column.name, Any::class.java, Any::class.java) != null,
)
}
}
},
)
}
}
/**
* Test that we can read the entire table without any issue.
*/
@Test
public fun testReadFully() {
assertDoesNotThrow {
while (reader.nextRow()) {
assertAll(columns.map { column -> { assertDoesNotThrow { reader.get(column) } } })
}
reader.close()
}
assertFalse(reader.nextRow()) { "Reader does not reset" }
}
/**
* Test that the reader throws an exception when the columns are read without a call to [TableReader.nextRow]
*/
@Test
public fun testReadWithoutNextRow() {
assertAll(columns.map { column -> { assertThrows<IllegalStateException> { reader.get(column) } } })
}
/**
* Test that the reader throws an exception when the columns are read after the [TableReader] is finished.
*/
@Test
public fun testReadAfterFinish() {
@Suppress("ControlFlowWithEmptyBody")
while (reader.nextRow()) {}
testReadWithoutNextRow()
}
/**
* Helper method to map a [TableColumn] to a read.
*/
private fun TableReader.get(column: TableColumn): Any? {
return when (column.type) {
is TableColumnType.Boolean -> getBoolean(column.name)
is TableColumnType.Int -> getInt(column.name)
is TableColumnType.Long -> getLong(column.name)
is TableColumnType.Float -> getFloat(column.name)
is TableColumnType.Double -> getDouble(column.name)
is TableColumnType.String -> getString(column.name)
is TableColumnType.UUID -> getUUID(column.name)
is TableColumnType.Instant -> getInstant(column.name)
is TableColumnType.Duration -> getDuration(column.name)
is TableColumnType.List -> getList(column.name, Any::class.java)
is TableColumnType.Set -> getSet(column.name, Any::class.java)
is TableColumnType.Map -> getMap(column.name, Any::class.java, Any::class.java)
}
}
}
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