add test for logarithmic function to base 2

test/test_logarithmus.c

@@ -97,5 +97,23 @@ void test_logarithmic_function_to_base_10(void){
     TEST_ASSERT_DOUBLE_WITHIN(0.000001, 0.0, r6);
 }
 
+void test_logarithmic_function_to_base_2(void){
+    double r1, r2, r3, r4, r5, r6;
+
+    r1 = logBin(1024.0);
+    r2 = logBin(1024.8742);
+    r3 = logBin(900.587);
+    r4 = logBin(78.341);
+    r5 = logBin(0.34979);
+    r6 = logBin(1.0);
+
+    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 10.0, r1);
+    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 10.001231, r2);
+    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 9.814721, r3);
+    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 6.291695, r4);
+    TEST_ASSERT_DOUBLE_WITHIN(0.000001, -1.515439, r5);
+    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 0.0, r6);
+}
+
 
 #endif // TEST