test(trace): Add conformance suite for OpenDC trace API

This change adds a re-usable test suite for the interface of the OpenDC
trace API, so implementors can verify whether they match the
specification of the interfaces.

3 files changed, 23 insertions, 3 deletions

diff --git a/opendc-trace/opendc-trace-wtf/build.gradle.kts b/opendc-trace/opendc-trace-wtf/build.gradle.kts
index 35eb32e5..599087e1 100644
--- a/opendc-trace/opendc-trace-wtf/build.gradle.kts
+++ b/opendc-trace/opendc-trace-wtf/build.gradle.kts
@@ -32,5 +32,6 @@ dependencies {
 
     implementation(projects.opendcTrace.opendcTraceParquet)
 
+    testImplementation(projects.opendcTrace.opendcTraceTestkit)
     testRuntimeOnly(libs.slf4j.simple)
 }
diff --git a/opendc-trace/opendc-trace-wtf/src/main/kotlin/org/opendc/trace/wtf/WtfTaskTableReader.kt b/opendc-trace/opendc-trace-wtf/src/main/kotlin/org/opendc/trace/wtf/WtfTaskTableReader.kt
index bb5eb668..7d2005b2 100644
--- a/opendc-trace/opendc-trace-wtf/src/main/kotlin/org/opendc/trace/wtf/WtfTaskTableReader.kt
+++ b/opendc-trace/opendc-trace-wtf/src/main/kotlin/org/opendc/trace/wtf/WtfTaskTableReader.kt
@@ -83,7 +83,7 @@ internal class WtfTaskTableReader(private val reader: LocalParquetReader<Task>)
     }
 
     override fun isNull(index: Int): Boolean {
-        check(index in COL_ID..COL_USER_ID) { "Invalid column index" }
+        require(index in COL_ID..COL_USER_ID) { "Invalid column index" }
         return false
     }
 
diff --git a/opendc-trace/opendc-trace-wtf/src/test/kotlin/org/opendc/trace/wtf/WtfTraceFormatTest.kt b/opendc-trace/opendc-trace-wtf/src/test/kotlin/org/opendc/trace/wtf/WtfTraceFormatTest.kt
index 2312035a..f6b821c2 100644
--- a/opendc-trace/opendc-trace-wtf/src/test/kotlin/org/opendc/trace/wtf/WtfTraceFormatTest.kt
+++ b/opendc-trace/opendc-trace-wtf/src/test/kotlin/org/opendc/trace/wtf/WtfTraceFormatTest.kt
@@ -22,10 +22,13 @@
 
 package org.opendc.trace.wtf
 
+import org.junit.jupiter.api.*
 import org.junit.jupiter.api.Assertions.*
-import org.junit.jupiter.api.Test
-import org.junit.jupiter.api.assertThrows
+import org.junit.jupiter.api.Assertions.assertAll
+import org.opendc.trace.TableColumn
+import org.opendc.trace.TableReader
 import org.opendc.trace.conv.*
+import org.opendc.trace.testkit.TableReaderTestKit
 import java.nio.file.Paths
 import java.time.Duration
 import java.time.Instant
@@ -33,6 +36,7 @@ import java.time.Instant
 /**
  * Test suite for the [WtfTraceFormat] class.
  */
+@DisplayName("WTF TraceFormat")
 class WtfTraceFormatTest {
     private val format = WtfTraceFormat()
 
@@ -93,4 +97,19 @@ class WtfTraceFormatTest {
 
         reader.close()
     }
+
+    @DisplayName("TableReader for Tasks")
+    @Nested
+    inner class TasksTableReaderTest : TableReaderTestKit() {
+        override lateinit var reader: TableReader
+        override lateinit var columns: List<TableColumn>
+
+        @BeforeEach
+        fun setUp() {
+            val path = Paths.get("src/test/resources/wtf-trace")
+
+            columns = format.getDetails(path, TABLE_TASKS).columns
+            reader = format.newReader(path, TABLE_TASKS, null)
+        }
+    }
 }