From 91ed6b07443c7f696fbf7483e754cee435b25d03 Mon Sep 17 00:00:00 2001
From: Elias Pipping <elias.pipping@fu-berlin.de>
Date: Mon, 12 Sep 2011 20:56:13 +0200
Subject: [PATCH] Compare minima for the sample function
---
src/test-gradient-method.cc | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/test-gradient-method.cc b/src/test-gradient-method.cc
index 62853a1d..d65bde2f 100644
--- a/src/test-gradient-method.cc
+++ b/src/test-gradient-method.cc
@@ -60,7 +60,13 @@ void testSampleFunction() {
error -= returned;
assert(error.two_norm() < 1e-10); // FIXME: 1e-10 sounds reasonable. Is it?
- functionTester(J, start, 6);
+ double const ret1 = functionTester(J, start, 6);
+
+ start[0] = 279;
+ start[1] = -96;
+
+ double const ret2 = functionTester(J, start, 10);
+ assert(std::abs(ret1 - ret2) < 1e-5);
}
void testSampleFunctionNonsmooth() {
--
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