test: fix hover test case for new parser (#407)

package.json

@@ -78,6 +78,11 @@
       {
         "command": "flix.startRepl",
         "title": "Flix: Start REPL"
+      },
+      {
+        "command": "flix.allJobsFinished",
+        "title": "Flix (debugging): Wait for the compiler to finish processing",
+        "enablement": "false"
       }
     ],
     "languages": [

test/src/hover.test.ts

@@ -16,21 +16,15 @@
 
 import * as assert from 'assert'
 import * as vscode from 'vscode'
-import { getTestDocUri, activate, open, copyFile, tryDeleteFile } from './util'
+import { getTestDocUri, activate, open, typeText } from './util'
 
 suite('Hover info', () => {
   const docUri = getTestDocUri('src/Main.flix')
 
-  const brokenDocUriLatent = getTestDocUri('latent/Broken.flix')
-  const brokenDocUri = getTestDocUri('src/Broken.flix')
-
   suiteSetup(async () => {
     await activate('hover')
     await open(docUri)
   })
-  teardown(async () => {
-    await tryDeleteFile(brokenDocUri)
-  })
 
   test('Hovering on an empty line should not show anything', async () => {
     const position = new vscode.Position(0, 0)
@@ -87,7 +81,11 @@ suite('Hover info', () => {
   })
 
   test('Hovering on area()-call in broken project should still show def', async () => {
-    await copyFile(brokenDocUriLatent, brokenDocUri)
+    // Create a syntax error
+    // `def area(s: Shape): Int32`    ->     `def area(s: Shape)asdf: Int32`
+    const editor = vscode.window.activeTextEditor
+    editor.selection = new vscode.Selection(new vscode.Position(14, 18), new vscode.Position(14, 18))
+    await typeText('asdf')
 
     const position = new vscode.Position(10, 12)
     await testHoverAtPosition(position, '(Information may not be current)')

test/src/util.ts

@@ -89,6 +89,8 @@ export async function open(docUri: vscode.Uri) {
  */
 export async function typeText(text: string) {
   await vscode.commands.executeCommand('type', { text })
+  await vscode.window.activeTextEditor.document.save()
+  await processFileChange()
 }
 
 function getTestDocPath(p: string) {
@@ -112,12 +114,8 @@ async function processFileChange() {
   // Wait for the file system watcher to pick up the change
   await sleep(1000)
 
-  try {
-    // Wait for the compiler to process the change
-    await vscode.commands.executeCommand('flix.allJobsFinished')
-  } catch {
-    // Compiler is not running
-  }
+  // Wait for the compiler to process the change
+  await vscode.commands.executeCommand('flix.allJobsFinished')
 
   // Wait for the diagnostics to be updated
   await sleep(1000)

test/testWorkspaces/hover/src/Main.flix

@@ -9,3 +9,13 @@ enum Shape {
 // Computes the area of a 2 by 4.
 def main(): Unit \ IO =
     println(area(Shape.Rectangle(2, 4)))
+
+/// Computes the area of the given shape using
+/// pattern matching and basic arithmetic.
+def area(s: Shape): Int32 = {
+    match s {
+        case Shape.Circle(r)       => 3 * r * r
+        case Shape.Square(w)       => w * w
+        case Shape.Rectangle(h, w) => h * w
+    }
+}