Add e2e test for browser module in k6

This test ensures that an error occurs and the test ends when the
browser module is imported but the options are missing, otherwise
when setup correctly the browser test runs.

cmd/tests/cmd_run_test.go

@@ -2154,3 +2154,65 @@ func BenchmarkRunEvents(b *testing.B) {
 		}
 	}
 }
+
+func TestBrowserPermissions(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name             string
+		options          string
+		expectedExitCode exitcodes.ExitCode
+		expectedError    string
+	}{
+		{
+			name:             "browser option not set",
+			options:          "",
+			expectedExitCode: 0,
+			expectedError:    "GoError: browser not found in registry. make sure to set browser type option in scenario definition in order to use the browser module",
+		},
+		{
+			name: "browser option set",
+			options: `export const options = {
+				scenarios: {
+						browser: {
+						executor: 'shared-iterations',
+						options: {
+							browser: {
+								type: 'chromium',
+							},
+						},
+					},
+				},
+			}`,
+			expectedExitCode: 0,
+			expectedError:    "",
+		},
+	}
+
+	for _, tt := range tests {
+		tt := tt
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			script := fmt.Sprintf(`
+			import { browser } from 'k6/experimental/browser';
+
+			%s
+
+			export default function() {
+			  browser.isConnected();
+			};
+			`, tt.options)
+
+			ts := getSingleFileTestState(t, script, []string{}, tt.expectedExitCode)
+			cmd.ExecuteWithGlobalState(ts.GlobalState)
+			loglines := ts.LoggerHook.Drain()
+
+			if tt.expectedError == "" {
+				require.Len(t, loglines, 0)
+				return
+			}
+
+			assert.Contains(t, loglines[0].Message, tt.expectedError)
+		})
+	}
+}