Test refactoring: complex batches

Author: JohanMabille

include/xsimd/types/xsimd_complex_base.hpp

@@ -212,6 +212,9 @@ namespace xsimd
         real_batch m_imag;
     };
 
+    template <class X>
+    X operator+(const simd_complex_batch<X>& rhs);
+
     template <class X>
     X operator-(const simd_complex_batch<X>& rhs);
 
@@ -877,6 +880,20 @@ namespace xsimd
      * @defgroup simd_complex_batch_arithmetic Arithmetic operators
      */
 
+    /**
+     * @ingroup simd_complex_batch_arithmetic
+     *
+     * No-op on \c rhs.
+     * @tparam X the actual type of batch.
+     * @param rhs batch involved in the operation.
+     * @return the opposite of \c rhs.
+     */
+    template <class X>
+    inline X operator+(const simd_complex_batch<X>& rhs)
+    {
+        return rhs();
+    }
+
     /**
      * @ingroup simd_complex_batch_arithmetic
      *

test/CMakeLists.txt

@@ -145,6 +145,7 @@ set(XSIMD_TESTS
     test_basic_math.cpp
     test_batch.cpp
     test_batch_bool.cpp
+    test_batch_complex.cpp
     test_batch_float.cpp
     test_batch_int.cpp
     test_error_gamma.cpp