add findMeta method

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 - New method `findAttachmentsBy(TestStepFinished)` ([#67](https://github.com/cucumber/query/pull/67))
 - New method `findHookBy(TestStep)` ([#67](https://github.com/cucumber/query/pull/67))
+- New method `findMeta()` ([#67](https://github.com/cucumber/query/pull/67))
 
 ### Fixed
 - [JavaScript] Attachments are not presumed to have a related test step ([#67](https://github.com/cucumber/query/pull/67))

README.md

@@ -58,6 +58,7 @@ status of a step, a scenario or an entire file.
 | `findAttachmentsBy(TestStepFinished): List<Attachment>`                                       |      |     | ✓    |      | ✓          |
 | `findFeatureBy(TestCaseStarted): Optional<Feature>`                                           |      |     | ✓    |      | ✓          |
 | `findHookBy(TestStep): Optional<Hook>`                                                        |      |     | ✓    |      | ✓          |
+| `findMeta(): Optional<Meta>`                                                                  |      |     | ✓    |      | ✓          |
 | `findMostSevereTestStepResulBy(TestCaseStarted): Optional<TestStepResult>`                    |      |     | ✓    |      | ✓          |
 | `findNameOf(Pickle, NamingStrategy): String`                                                  |      |     | ✓    |      | ✓          |
 | `findPickleBy(TestCaseStarted): Optional<Pickle>`                                             |      |     | ✓    |      | ✓          |

java/src/main/java/io/cucumber/query/Query.java

@@ -1,28 +1,7 @@
 package io.cucumber.query;
 
 import io.cucumber.messages.Convertor;
-import io.cucumber.messages.types.Attachment;
-import io.cucumber.messages.types.Envelope;
-import io.cucumber.messages.types.Examples;
-import io.cucumber.messages.types.Feature;
-import io.cucumber.messages.types.GherkinDocument;
-import io.cucumber.messages.types.Hook;
-import io.cucumber.messages.types.Pickle;
-import io.cucumber.messages.types.PickleStep;
-import io.cucumber.messages.types.Rule;
-import io.cucumber.messages.types.Scenario;
-import io.cucumber.messages.types.Step;
-import io.cucumber.messages.types.TableRow;
-import io.cucumber.messages.types.TestCase;
-import io.cucumber.messages.types.TestCaseFinished;
-import io.cucumber.messages.types.TestCaseStarted;
-import io.cucumber.messages.types.TestRunFinished;
-import io.cucumber.messages.types.TestRunStarted;
-import io.cucumber.messages.types.TestStep;
-import io.cucumber.messages.types.TestStepFinished;
-import io.cucumber.messages.types.TestStepResult;
-import io.cucumber.messages.types.TestStepResultStatus;
-import io.cucumber.messages.types.Timestamp;
+import io.cucumber.messages.types.*;
 
 import java.time.Duration;
 import java.util.*;
@@ -72,6 +51,7 @@ public final class Query {
     private final Map<String, Hook> hookById = new ConcurrentHashMap<>();
     private final Map<String, List<Attachment>> attachmentsByTestCaseStartedId = new ConcurrentHashMap<>();
     private final Map<Object, Lineage> lineageById = new ConcurrentHashMap<>();
+    private Meta meta;
     private TestRunStarted testRunStarted;
     private TestRunFinished testRunFinished;
 
@@ -157,6 +137,10 @@ public Optional<Hook> findHookBy(TestStep testStep) {
                 .map(hookById::get);
     }
 
+    public Optional<Meta> findMeta() {
+        return ofNullable(meta);
+    }
+
     public Optional<TestStepResult> findMostSevereTestStepResultBy(TestCaseStarted testCaseStarted) {
         requireNonNull(testCaseStarted);
         return findTestStepsFinishedBy(testCaseStarted)
@@ -348,6 +332,7 @@ public List<Entry<TestStepFinished, TestStep>> findTestStepFinishedAndTestStepBy
     }
 
     public void update(Envelope envelope) {
+        envelope.getMeta().ifPresent(this::updateMeta);
         envelope.getTestRunStarted().ifPresent(this::updateTestRunStarted);
         envelope.getTestRunFinished().ifPresent(this::updateTestRunFinished);
         envelope.getTestCaseStarted().ifPresent(this::updateTestCaseStarted);
@@ -466,6 +451,10 @@ private void updateSteps(List<Step> steps) {
         steps.forEach(step -> stepById.put(step.getId(), step));
     }
 
+    private void updateMeta(Meta event) {
+        this.meta = event;
+    }
+
     private <K, E> BiFunction<K, List<E>, List<E>> updateList(E element) {
         return (key, existing) -> {
             if (existing != null) {

java/src/test/java/io/cucumber/query/QueryAcceptanceTest.java

@@ -137,6 +137,7 @@ private static Map<String, Object> createQueryResults(Query query) {
                 .map(hook -> hook.map(Hook::getId))
                 .filter(Optional::isPresent)
                 .collect(toList()));
+        results.put("findMeta", query.findMeta().map(meta -> meta.getImplementation().getName()));
         results.put("findMostSevereTestStepResultBy", query.findAllTestCaseStarted().stream()
                 .map(query::findMostSevereTestStepResultBy)
                 .map(testStepResult -> testStepResult.map(TestStepResult::getStatus))

javascript/src/Query.ts

@@ -4,7 +4,9 @@ import {
   Duration,
   Feature,
   getWorstTestStepResult,
-  GherkinDocument, Hook,
+  GherkinDocument,
+  Hook,
+  Meta,
   Pickle,
   PickleStep,
   Rule,
@@ -46,6 +48,7 @@ export default class Query {
     readonly messages.StepMatchArgumentsList[]
   >()
 
+  private meta: Meta
   private testRunStarted: TestRunStarted
   private testRunFinished: TestRunFinished
   private readonly testCaseStarted: Array<TestCaseStarted> = []
@@ -62,6 +65,9 @@ export default class Query {
       new ArrayMultimap()
 
   public update(envelope: messages.Envelope) {
+    if (envelope.meta) {
+      this.meta = envelope.meta
+    }
     if (envelope.gherkinDocument) {
       this.updateGherkinDocument(envelope.gherkinDocument)
     }
@@ -448,6 +454,10 @@ export default class Query {
     return this.hooksById.get(testStep.hookId)
   }
 
+  public findMeta(): Meta | undefined {
+    return this.meta;
+  }
+
   public findMostSevereTestStepResultBy(testCaseStarted: TestCaseStarted): TestStepResult | undefined {
     return this.findTestStepFinishedAndTestStepBy(testCaseStarted)
       .map(([testStepFinished]) => testStepFinished.testStepResult)

javascript/src/acceptance.spec.ts

@@ -77,6 +77,7 @@ describe('Acceptance Tests', async () => {
                     .map(testStep => query.findHookBy(testStep))
                     .map(hook => hook?.id)
                     .filter(value => !!value),
+                findMeta: query.findMeta()?.implementation?.name,
                 findMostSevereTestStepResultBy: query.findAllTestCaseStarted()
                     .map(testCaseStarted => query.findMostSevereTestStepResultBy(testCaseStarted))
                     .map(testStepResult => testStepResult?.status),
@@ -135,6 +136,7 @@ interface ResultsFixture {
     findAllTestCaseStartedGroupedByFeature: Array<[string, string[]]>,
     findAttachmentsBy: Array<[string, string, string, string]>,
     findFeatureBy: Array<string>,
+    findMeta: string,
     findMostSevereTestStepResultBy: Array<TestStepResultStatus>,
     findNameOf: {
         long: Array<string>,

testdata/attachments.feature.query-results.json

@@ -116,6 +116,7 @@
     "0",
     "0"
   ],
+  "findMeta" : "fake-cucumber",
   "findMostSevereTestStepResultBy" : [
     "PASSED",
     "PASSED",

testdata/examples-tables.feature.query-results.json

@@ -40,6 +40,7 @@
     "Examples Tables",
     "Examples Tables"
   ],
+  "findMeta" : "fake-cucumber",
   "findMostSevereTestStepResultBy" : [
     "PASSED",
     "PASSED",

testdata/hooks.feature.query-results.json

@@ -59,6 +59,7 @@
     "6",
     "4"
   ],
+  "findMeta" : "fake-cucumber",
   "findMostSevereTestStepResultBy" : [
     "PASSED",
     "FAILED",

testdata/minimal.feature.query-results.json

@@ -24,6 +24,7 @@
   "findFeatureBy" : [
     "minimal"
   ],
+  "findMeta" : "fake-cucumber",
   "findMostSevereTestStepResultBy" : [
     "PASSED"
   ],

testdata/rules.feature.query-results.json

@@ -28,6 +28,7 @@
     "Usage of a `Rule`",
     "Usage of a `Rule`"
   ],
+  "findMeta" : "fake-cucumber",
   "findMostSevereTestStepResultBy" : [
     "PASSED",
     "PASSED",