quantize test: use negative input

coeff contains signed values.

Change-Id: I02f74decf30379a28122169ab3e844d0f3bd7d23

diff --git a/test/vp9_quantize_test.cc b/test/vp9_quantize_test.cc
index 7ec8f585b03aaa636030b2fcd29e48fd296952ff..ea456135377b62fd0a89f92259c620e04ac9cc44 100644 (file)
--- a/test/vp9_quantize_test.cc
+++ b/test/vp9_quantize_test.cc
@@ -151,7 +151,7 @@ TEST_P(VP9QuantizeTest, OperationCheck) {
     const TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
     const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
     const int count = (4 << sz) * (4 << sz);  // 16, 64, 256
-    coeff.Set(&rnd, 0, max_value_);
+    coeff.Set(&rnd, -max_value_, max_value_);
     GenerateHelperArrays(&rnd, zbin_ptr_, round_ptr_, quant_ptr_,
                          quant_shift_ptr_, dequant_ptr_);
 
@@ -207,8 +207,10 @@ TEST_P(VP9QuantizeTest, EOBCheck) {
     int count = (4 << sz) * (4 << sz);  // 16, 64, 256
     // Two random entries
     coeff.Set(0);
-    coeff.TopLeftPixel()[rnd(count)] = rnd.RandRange(max_value_);
-    coeff.TopLeftPixel()[rnd(count)] = rnd.RandRange(max_value_);
+    coeff.TopLeftPixel()[rnd(count)] =
+        rnd.RandRange(max_value_ * 2) - max_value_;
+    coeff.TopLeftPixel()[rnd(count)] =
+        rnd.RandRange(max_value_ * 2) - max_value_;
     GenerateHelperArrays(&rnd, zbin_ptr_, round_ptr_, quant_ptr_,
                          quant_shift_ptr_, dequant_ptr_);