assert.ts: skip own stack frames

src/lib/extern/qt.ts

@@ -1,6 +1,5 @@
 type Console = {
     log(...args: any[]): void;
-    trace(): void;
     assert(assertion: boolean, message?: string): void;
 };
 

src/tests/utils/assert.ts

@@ -1,4 +1,4 @@
-function assert(assertion: boolean, message?: string) {
+function assert(assertion: boolean, message?: string, skip: number = 0) {
     if (assertion) {
         return;
     }
@@ -8,22 +8,26 @@ function assert(assertion: boolean, message?: string) {
     } else {
         console.assert(assertion);
     }
-    console.trace();
+    console.log(getStackTrace(skip+1));
     process.exit(1);
 }
 
-function assertEqual(actual: any, expected: any) {
-    assert(expected == actual, `Values not equal
-Expected: ${expected}
-Actual: ${actual}`);
+function getStackTrace(skip: number) {
+    return new Error().stack!.split("\n").slice(skip+2).join("\n");
 }
 
-function assertRectEqual(actual: QmlRect, expected: QmlRect) {
+function assertEqual(actual: any, expected: any, skip: number = 0) {
+    assert(expected == actual, `Values not equal
+Expected: ${expected}
+Actual: ${actual}`, skip+1);
+}
+
+function assertRectEqual(actual: QmlRect, expected: QmlRect, skip: number = 0) {
     assert(rectEquals(expected, actual), `QmlRect not equal
 Expected: ${expected}
-Actual: ${actual}`);
+Actual: ${actual}`, skip+1);
 }
 
 function assertRect(actual: QmlRect, x: number, y: number, width: number, height: number) {
-    assertRectEqual(actual, new MockQmlRect(x, y, width, height));
+    assertRectEqual(actual, new MockQmlRect(x, y, width, height), 1);
 }