Update the test cases.

githubhy · githubhy · commit 1902d751a2a6 · 2024-06-29T12:49:33.000+08:00
diff --git a/Value.h b/Value.h
@@ -155,7 +155,7 @@ class Value : public std::enable_shared_from_this<Value> {
     }
 
     friend std::ostream& operator<<(std::ostream& os, const Value& v) {
-        os << "Value(data=" << v.data << ", grad=" << v.grad << ")";
+        os << "Value(data=" << v.data << ", grad=" << v.grad << ")" << std::endl;
         return os;
     }
 
diff --git a/test_Value.cpp b/test_Value.cpp
@@ -9,9 +9,8 @@ void test_sanity_check() {
     y->backward();
     auto xmg = x, ymg = y;
 
-    std::cout << x << z << q << h << y << std::endl;
-    assert(ymg->data == -34.0);
-    assert(xmg->grad == -46.0);
+    assert(ymg->data == -20.0);
+    assert(xmg->grad == 46.0);
 }
 
 void test_more_ops() {
@@ -33,7 +32,7 @@ void test_more_ops() {
     double tol = 1e-6;
     assert(std::abs(gmg->data - 24.70408163265306) < tol);
     assert(std::abs(amg->grad - 138.8338192419825) < tol);
-    assert(std::abs(bmg->grad - 645.5773207547171) < tol);
+    assert(std::abs(bmg->grad - 645.5772594752186) < tol);
 }
 
 void test_duplicate_backprop() {

Original file line number	Diff line number	Diff line change
`@@ -155,7 +155,7 @@ class Value : public std::enable_shared_from_this<Value> {`
`155`	`155`	`}`
`156`	`156`
`157`	`157`	`friend std::ostream& operator<<(std::ostream& os, const Value& v) {`
`158`		`- os << "Value(data=" << v.data << ", grad=" << v.grad << ")";`
	`158`	`+ os << "Value(data=" << v.data << ", grad=" << v.grad << ")" << std::endl;`
`159`	`159`	`return os;`
`160`	`160`	`}`
`161`	`161`