Add exception to TestStepFinished TestRunFinished

.gitignore

@@ -1,2 +1,3 @@
-node_modules/
-.idea/
+node_modules
+.idea
+*.iml

CHANGELOG.md

@@ -7,9 +7,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Changed
+- Add exception to TestStepFinished TestRunFinished ([#122](https://github.com/cucumber/messages/pull/122))
+
 ## [20.0.0] - 2022-11-14
 ### Changed
-- BREAKING CHANGE: Add `workerId` field to TestCaseStarted message ([#34](https://github.com/cucumber/messages/pull/34))
+- Add `workerId` field to TestCaseStarted message ([#34](https://github.com/cucumber/messages/pull/34))
 - [Java] Enabled reproducible builds
 
 ### Fixed

go/messages.go

@@ -36,6 +36,11 @@ type Envelope struct {
 	UndefinedParameterType *UndefinedParameterType `json:"undefinedParameterType,omitempty"`
 }
 
+type Exception struct {
+	Type    string `json:"type"`
+	Message string `json:"message,omitempty"`
+}
+
 type GherkinDocument struct {
 	Uri      string     `json:"uri,omitempty"`
 	Feature  *Feature   `json:"feature,omitempty"`
@@ -329,6 +334,7 @@ type TestRunFinished struct {
 	Message   string     `json:"message,omitempty"`
 	Success   bool       `json:"success"`
 	Timestamp *Timestamp `json:"timestamp"`
+	Exception *Exception `json:"exception,omitempty"`
 }
 
 type TestRunStarted struct {
@@ -343,9 +349,10 @@ type TestStepFinished struct {
 }
 
 type TestStepResult struct {
-	Duration *Duration            `json:"duration"`
-	Message  string               `json:"message,omitempty"`
-	Status   TestStepResultStatus `json:"status"`
+	Duration  *Duration            `json:"duration"`
+	Message   string               `json:"message,omitempty"`
+	Status    TestStepResultStatus `json:"status"`
+	Exception *Exception           `json:"exception,omitempty"`
 }
 
 type TestStepStarted struct {

java/src/generated/java/io/cucumber/messages/types/Exception.java

@@ -0,0 +1,57 @@
+package io.cucumber.messages.types;
+
+import java.util.ArrayList;
+import java.util.Objects;
+import java.util.Optional;
+
+import static java.util.Collections.unmodifiableList;
+import static java.util.Objects.requireNonNull;
+
+// Generated code
+@SuppressWarnings("unused")
+public final class Exception {
+    private final String type;
+    private final String message;
+
+    public Exception(
+        String type,
+        String message
+    ) {
+        this.type = requireNonNull(type, "Exception.type cannot be null");
+        this.message = message;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public Optional<String> getMessage() {
+        return Optional.ofNullable(message);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Exception that = (Exception) o;
+        return 
+            type.equals(that.type) &&         
+            Objects.equals(message, that.message);        
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(
+            type,
+            message
+        );
+    }
+
+    @Override
+    public String toString() {
+        return "Exception{" +
+            "type=" + type +
+            ", message=" + message +
+            '}';
+    }
+}

java/src/generated/java/io/cucumber/messages/types/TestRunFinished.java

@@ -13,15 +13,18 @@ public final class TestRunFinished {
     private final String message;
     private final Boolean success;
     private final Timestamp timestamp;
+    private final Exception exception;
 
     public TestRunFinished(
         String message,
         Boolean success,
-        Timestamp timestamp
+        Timestamp timestamp,
+        Exception exception
     ) {
         this.message = message;
         this.success = requireNonNull(success, "TestRunFinished.success cannot be null");
         this.timestamp = requireNonNull(timestamp, "TestRunFinished.timestamp cannot be null");
+        this.exception = exception;
     }
 
     public Optional<String> getMessage() {
@@ -36,6 +39,10 @@ public Timestamp getTimestamp() {
         return timestamp;
     }
 
+    public Optional<Exception> getException() {
+        return Optional.ofNullable(exception);
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
@@ -44,15 +51,17 @@ public boolean equals(Object o) {
         return 
             Objects.equals(message, that.message) &&         
             success.equals(that.success) &&         
-            timestamp.equals(that.timestamp);        
+            timestamp.equals(that.timestamp) &&         
+            Objects.equals(exception, that.exception);        
     }
 
     @Override
     public int hashCode() {
         return Objects.hash(
             message,
             success,
-            timestamp
+            timestamp,
+            exception
         );
     }
 
@@ -62,6 +71,7 @@ public String toString() {
             "message=" + message +
             ", success=" + success +
             ", timestamp=" + timestamp +
+            ", exception=" + exception +
             '}';
     }
 }

java/src/generated/java/io/cucumber/messages/types/TestStepResult.java

@@ -13,15 +13,18 @@ public final class TestStepResult {
     private final Duration duration;
     private final String message;
     private final TestStepResultStatus status;
+    private final Exception exception;
 
     public TestStepResult(
         Duration duration,
         String message,
-        TestStepResultStatus status
+        TestStepResultStatus status,
+        Exception exception
     ) {
         this.duration = requireNonNull(duration, "TestStepResult.duration cannot be null");
         this.message = message;
         this.status = requireNonNull(status, "TestStepResult.status cannot be null");
+        this.exception = exception;
     }
 
     public Duration getDuration() {
@@ -36,6 +39,10 @@ public TestStepResultStatus getStatus() {
         return status;
     }
 
+    public Optional<Exception> getException() {
+        return Optional.ofNullable(exception);
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
@@ -44,15 +51,17 @@ public boolean equals(Object o) {
         return 
             duration.equals(that.duration) &&         
             Objects.equals(message, that.message) &&         
-            status.equals(that.status);        
+            status.equals(that.status) &&         
+            Objects.equals(exception, that.exception);        
     }
 
     @Override
     public int hashCode() {
         return Objects.hash(
             duration,
             message,
-            status
+            status,
+            exception
         );
     }
 
@@ -62,6 +71,7 @@ public String toString() {
             "duration=" + duration +
             ", message=" + message +
             ", status=" + status +
+            ", exception=" + exception +
             '}';
     }
 }

java/src/main/java/io/cucumber/messages/Convertor.java

@@ -0,0 +1,34 @@
+package io.cucumber.messages;
+
+import io.cucumber.messages.types.Duration;
+import io.cucumber.messages.types.Exception;
+import io.cucumber.messages.types.Timestamp;
+
+public final class Convertor {
+
+    private Convertor(){
+
+    }
+
+    public static Exception toMessage(Throwable t) {
+        return new Exception(t.getClass().getName(), t.getMessage());
+    }
+
+    public static Timestamp toMessage(java.time.Instant instant) {
+        return new Timestamp(instant.getEpochSecond(), (long) instant.getNano());
+    }
+
+    public static Duration toMessage(java.time.Duration duration) {
+        return new Duration(duration.getSeconds(), (long) duration.getNano());
+    }
+
+    public static java.time.Instant toInstant(Timestamp timestamp) {
+        return java.time.Instant.ofEpochSecond(timestamp.getSeconds(), timestamp.getNanos());
+    }
+
+    public static java.time.Duration toDuration(Duration duration) {
+        return java.time.Duration.ofSeconds(duration.getSeconds(), duration.getNanos());
+    }
+
+
+}

java/src/main/java/io/cucumber/messages/TimeConversion.java

@@ -3,25 +3,27 @@
 import io.cucumber.messages.types.Duration;
 import io.cucumber.messages.types.Timestamp;
 
+@Deprecated
+@SuppressWarnings("unused")
 public final class TimeConversion {
 
     private TimeConversion(){
 
     }
 
     public static Timestamp javaInstantToTimestamp(java.time.Instant instant) {
-        return new Timestamp(instant.getEpochSecond(), (long) instant.getNano());
+        return Convertor.toMessage(instant);
     }
 
     public static Duration javaDurationToDuration(java.time.Duration duration) {
-        return new Duration(duration.getSeconds(), (long) duration.getNano());
+        return Convertor.toMessage(duration);
     }
 
     public static java.time.Instant timestampToJavaInstant(Timestamp timestamp) {
-        return java.time.Instant.ofEpochSecond(timestamp.getSeconds(), timestamp.getNanos());
+        return Convertor.toInstant(timestamp);
     }
 
     public static java.time.Duration durationToJavaDuration(Duration duration) {
-        return java.time.Duration.ofSeconds(duration.getSeconds(), duration.getNanos());
+        return Convertor.toDuration(duration);
     }
 }

java/src/test/java/io/cucumber/messages/ConvertorTest.java

@@ -0,0 +1,45 @@
+package io.cucumber.messages;
+
+import io.cucumber.messages.types.Duration;
+import io.cucumber.messages.types.Exception;
+import io.cucumber.messages.types.Timestamp;
+import org.junit.jupiter.api.Test;
+
+import java.util.Optional;
+
+import static org.junit.jupiter.api.Assertions.assertAll;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+class ConvertorTest {
+
+    @Test
+    void convertsExceptionToMessage() {
+        Exception e = Convertor.toMessage(new RuntimeException("Hello world!"));
+        Exception e2 = Convertor.toMessage(new RuntimeException());
+        assertAll(
+                () -> assertEquals(Optional.of("Hello world!"), e.getMessage()),
+                () -> assertEquals(Optional.empty(), e2.getMessage()),
+                () -> assertEquals("java.lang.RuntimeException", e.getType()),
+                () -> assertEquals("java.lang.RuntimeException", e2.getType())
+        );
+    }
+
+    @Test
+    void convertsToAndFromTimestamp() {
+        java.time.Instant javaInstant = java.time.Instant.now();
+        Timestamp timestamp = Convertor.toMessage(javaInstant);
+        java.time.Instant javaInstantAgain = Convertor.toInstant(timestamp);
+
+        assertEquals(javaInstant, javaInstantAgain);
+    }
+
+    @Test
+    void convertsToAndFromDuration() {
+        java.time.Duration javaDuration = java.time.Duration.ofSeconds(3, 161000);
+        Duration duration = Convertor.toMessage(javaDuration);
+        java.time.Duration javaDurationAgain = Convertor.toDuration(duration);
+
+        assertEquals(javaDuration, javaDurationAgain);
+    }
+
+}