#27 Semantic highlighting test added

client/src/test/semanticHighlighting.test.ts

@@ -0,0 +1,39 @@
+import * as vscode from "vscode";
+import * as assert from "assert";
+import * as fs from 'fs';
+import { getDocUri, getDocPath, activate } from "./helper";
+
+suite("Semantic Highlighting", () => {
+	const docUri = getDocUri("semanticHighlighting.eo");
+
+    test("Performs semantic highlighting in document", async () => {
+		const targetTokens = fs.readFileSync(getDocPath("semanticHighlightingTarget.txt"),"utf8");
+		const targetTokensArray = targetTokens.split("\n");
+
+        await testSemanticHighlight(docUri, targetTokensArray);
+    });
+});
+
+/**
+ * Checks if the semantic tokens returned by the Semantic Tokens Provider
+ * are exactly the same as expected
+ * @param docUri
+ * @param expectedCompletionList
+ */
+async function testSemanticHighlight(
+    docUri: vscode.Uri,
+    expectedSemanticTokens: string[]
+) {
+    await activate(docUri);
+
+    const actualSemanticTokens = (await vscode.commands.executeCommand(
+        "vscode.provideDocumentSemanticTokens",
+        docUri
+    )) as vscode.SemanticTokens;
+
+    assert.ok(actualSemanticTokens.data.length >= 2);
+    expectedSemanticTokens.forEach((expectedItem, i) => {
+        const actualItem = actualSemanticTokens.data[i].toString();
+        assert.equal(expectedItem, actualItem);
+    });
+}

client/testFixture/semanticHighlighting.eo

@@ -0,0 +1,17 @@
+[args...] > app
+  memory 0 > x
+  seq > @
+    x.write 2
+    while.
+      x.lt 6
+      [i]
+        seq > @
+          QQ.io.stdout
+            QQ.txt.sprintf
+              "%d x %d = %d\n"
+              x
+              x
+              x.times x
+          x.write
+            x.plus 1
+    TRUE