implement ProgressPrinter

Author: davidjgoss

javascript/src/ProgressPrinter.ts

@@ -1,29 +1,43 @@
-import { Envelope, TestRunFinished } from '@cucumber/messages'
+import { Envelope } from '@cucumber/messages'
 import { Query } from '@cucumber/query'
 
+import { formatStatusCharacter } from './helpers.js'
 import type { Options } from './types.js'
 
 export class ProgressPrinter {
-  private readonly println: (content?: string) => void
   private readonly query: Query = new Query()
 
   constructor(
     private readonly stream: NodeJS.WritableStream,
     private readonly print: (content: string) => void,
     private readonly options: Required<Options>
-  ) {
-    this.println = (content: string = '') => this.print(`${content}\n`)
-  }
+  ) {}
 
   update(message: Envelope) {
     this.query.update(message)
 
-    if (message.testRunFinished) {
-      this.handleTestRunFinished(message.testRunFinished)
+    if (message.testStepFinished) {
+      this.print(
+        formatStatusCharacter(
+          message.testStepFinished.testStepResult.status,
+          this.options.theme,
+          this.stream
+        )
+      )
     }
-  }
 
-  private handleTestRunFinished(testRunFinished: TestRunFinished) {
-    this.println('Progress!')
+    if (message.testRunHookFinished) {
+      this.print(
+        formatStatusCharacter(
+          message.testRunHookFinished.result.status,
+          this.options.theme,
+          this.stream
+        )
+      )
+    }
+
+    if (message.testRunFinished) {
+      this.print('\n')
+    }
   }
-}
+}

javascript/src/helpers.ts

@@ -26,6 +26,15 @@ export const GHERKIN_INDENT_LENGTH = 2
 export const STEP_ARGUMENT_INDENT_LENGTH = 2
 export const ATTACHMENT_INDENT_LENGTH = 4
 export const ERROR_INDENT_LENGTH = 4
+const STATUS_CHARACTERS: Record<TestStepResultStatus, string> = {
+  [TestStepResultStatus.AMBIGUOUS]: 'A',
+  [TestStepResultStatus.FAILED]: 'F',
+  [TestStepResultStatus.PASSED]: '.',
+  [TestStepResultStatus.PENDING]: 'P',
+  [TestStepResultStatus.SKIPPED]: '-',
+  [TestStepResultStatus.UNDEFINED]: 'U',
+  [TestStepResultStatus.UNKNOWN]: '?',
+} as const
 
 export function ensure<T>(value: T | undefined, message: string): T {
   if (!value) {
@@ -307,3 +316,12 @@ function formatBase64Attachment(
 function formatTextAttachment(content: string, theme: Theme, stream: NodeJS.WritableStream) {
   return new TextBuilder(stream).append(content).build(theme.attachment)
 }
+
+export function formatStatusCharacter(
+  status: TestStepResultStatus,
+  theme: Theme,
+  stream: NodeJS.WritableStream
+) {
+  const character = STATUS_CHARACTERS[status]
+  return new TextBuilder(stream).append(character).build(theme.status?.all?.[status])
+}