Add SARIF parsing test

Author: jcreedcmu

extensions/ql-vscode/src/vscode-tests/no-workspace/sarifMessageParsingTest.test.ts

@@ -0,0 +1,39 @@
+import 'mocha';
+import { expect } from "chai";
+
+import { parseSarifPlainTextMessage } from '../../sarif-utils';
+
+
+describe('parsing sarif', () => {
+  it('should be able to parse a simple message from the spec', async function() {
+    const message = "Tainted data was used. The data came from [here](3)."
+    const results = parseSarifPlainTextMessage(message);
+    expect(results).to.deep.equal([
+      "Tainted data was used. The data came from ",
+      { dest: 3, text: "here" }, "."
+    ]);
+  });
+
+  it('should be able to parse a complex message from the spec', async function() {
+    const message = "Prohibited term used in [para\\[0\\]\\\\spans\\[2\\]](1)."
+    const results = parseSarifPlainTextMessage(message);
+    expect(results).to.deep.equal([
+      "Prohibited term used in ",
+      { dest: 1, text: "para[0]\\spans[2]" }, "."
+    ]);
+  });
+  it('should be able to parse a broken complex message from the spec', async function() {
+    const message = "Prohibited term used in [para\\[0\\]\\\\spans\\[2\\](1)."
+    const results = parseSarifPlainTextMessage(message);
+    expect(results).to.deep.equal([
+      "Prohibited term used in [para[0]\\spans[2](1)."
+    ]);
+  });
+  it('should be able to parse a message with extra escaping the spec', async function() {
+    const message = "Tainted data was used. The data came from \\[here](3)."
+    const results = parseSarifPlainTextMessage(message);
+    expect(results).to.deep.equal([
+      "Tainted data was used. The data came from [here](3)."
+    ]);
+  });
+});