utest: Add tests for zscal

Author: XiWeiGu

utest/test_zscal.c

@@ -20,6 +20,18 @@ CTEST(zscal, i_nan)
     ASSERT_TRUE(isnan(nan[17]));
 }
 
+CTEST(zscal, i_nan_inc_2)
+{
+    double i[] = {0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1 };
+    double nan[] = {NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0,
+                    NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0};
+    cblas_zscal(9, i, &nan, 2);
+    ASSERT_TRUE(isnan(nan[0]));
+    ASSERT_TRUE(isnan(nan[1]));
+    ASSERT_TRUE(isnan(nan[16]));
+    ASSERT_TRUE(isnan(nan[17]));
+}
+
 CTEST(zscal, nan_i)
 {
     double i[] = {0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1 };
@@ -30,7 +42,19 @@ CTEST(zscal, nan_i)
     ASSERT_TRUE(isnan(i[16]));
     ASSERT_TRUE(isnan(i[17]));
 }
-	    
+
+CTEST(zscal, nan_i_inc_2)
+{
+    double i[] = {0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1,
+                  0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1 };
+    double nan[] = {NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0, NAN,0};
+    cblas_zscal(9, &nan, &i, 2);
+    ASSERT_TRUE(isnan(i[0]));
+    ASSERT_TRUE(isnan(i[1]));
+    ASSERT_TRUE(isnan(i[16]));
+    ASSERT_TRUE(isnan(i[17]));
+}
+
 CTEST(zscal, i_inf)
 {
     double i[] = {0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1 };
@@ -40,7 +64,19 @@ CTEST(zscal, i_inf)
     ASSERT_TRUE(isinf(inf[1]));
     ASSERT_TRUE(isnan(inf[16]));
     ASSERT_TRUE(isinf(inf[17]));
-}    
+}
+
+CTEST(zscal, i_inf_inc_2)
+{
+    double i[] = {0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1 };
+    double inf[] = {INFINITY, 0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0,
+                    INFINITY, 0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0};
+    cblas_zscal(9, i, &inf, 2);
+    ASSERT_TRUE(isnan(inf[0]));
+    ASSERT_TRUE(isinf(inf[1]));
+    ASSERT_TRUE(isnan(inf[16]));
+    ASSERT_TRUE(isinf(inf[17]));
+}
 
 CTEST(zscal, inf_i)
 {
@@ -53,4 +89,16 @@ CTEST(zscal, inf_i)
     ASSERT_TRUE(isinf(i[17]));
 }
 
+CTEST(zscal, inf_i_inc_2)
+{
+    double i[] = {0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1,
+                  0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1, 0,1 };
+    double inf[] = {INFINITY, 0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0, INFINITY,0};
+    cblas_zscal(9, &inf, &i, 2);
+    ASSERT_TRUE(isnan(i[0]));
+    ASSERT_TRUE(isinf(i[1]));
+    ASSERT_TRUE(isnan(i[16]));
+    ASSERT_TRUE(isinf(i[17]));
+}
+
 #endif