Add stack trace for test issues (#78)

* Add stack trace for test issues

* updating test

Author: rnakade

AndroidXCI/lib/src/main/kotlin/dev/androidx/ci/testRunner/TestRunnerService.kt

@@ -375,6 +375,10 @@ interface TestRunnerService {
         /**
          * Type of issue
          */
-        val type: String?
+        val type: String?,
+        /**
+         * Stack trace message
+         */
+        val stackTrace: String?,
     )
 }

AndroidXCI/lib/src/main/kotlin/dev/androidx/ci/testRunner/TestRunnerServiceImpl.kt

@@ -288,7 +288,8 @@ internal class TestRunnerServiceImpl internal constructor(
                     TestRunnerService.TestIssue(
                         errorMessage = testIssue.errorMessage ?: "error message not set",
                         severity = testIssue.severity?.name ?: "unspecifiedSeverity",
-                        type = testIssue.type?.name
+                        type = testIssue.type?.name,
+                        stackTrace = testIssue.stackTrace?.exception
                     )
                 } ?: emptyList()
                 )

AndroidXCI/lib/src/test/kotlin/dev/androidx/ci/testRunner/TestRunnerServiceImplTest.kt

@@ -16,6 +16,7 @@ import dev.androidx.ci.generated.ftl.TestSpecification
 import dev.androidx.ci.generated.ftl.ToolResultsExecution
 import dev.androidx.ci.generated.ftl.UniformSharding
 import dev.androidx.ci.generated.testResults.FileReference
+import dev.androidx.ci.generated.testResults.StackTrace
 import dev.androidx.ci.generated.testResults.Step
 import dev.androidx.ci.generated.testResults.TestCaseReference
 import dev.androidx.ci.generated.testResults.TestExecutionStep
@@ -1446,7 +1447,8 @@ class TestRunnerServiceImplTest {
                     testIssues = listOf(
                         TestIssue(
                             errorMessage = "test module error",
-                            severity = TestIssue.Severity.severe
+                            severity = TestIssue.Severity.severe,
+                            stackTrace = StackTrace(exception = "stack trace")
                         )
                     )
                 )
@@ -1462,6 +1464,11 @@ class TestRunnerServiceImplTest {
         ).isEqualTo(
             "test module error"
         )
+        assertThat(
+            testIssues[stepId]?.first()?.stackTrace
+        ).isEqualTo(
+            "stack trace"
+        )
     }
 
     private fun TestRunnerService.ResultFileResource.readFully() = openInputStream().use {