Test for PIString 11-20

tests/core/pistringTest.cpp

@@ -79,3 +79,71 @@ TEST(PIString_Tests, operator_concatenation_pistring_zero2){
     str1 += str2;
     ASSERT_EQ(str1, "AB C");
 }
+
+TEST(PIString_Tests, operator_concatenation_pistring_zero_zero){
+    PIString str1;
+    PIString str2;
+    str1 += str2;
+    ASSERT_EQ(str1, "");
+}
+
+TEST(PIString_Tests, operator_concatenation_piByteArray){
+    PIString str1 = "AB C";
+    PIByteArray str2;
+    str2.append('g');
+    str1 += str2;
+    ASSERT_EQ(str1, "AB Cg");
+}
+
+TEST(PIString_Tests, operator_concatenation_piByteArray_zero1){
+    PIString str1 = "";
+    PIByteArray str2;
+    str2.append('0');
+    str1 += str2;
+    ASSERT_EQ(str1, "0");
+}
+
+TEST(PIString_Tests, operator_concatenation_piByteArray_zero2){
+    PIString str1 = "AB C";
+    PIByteArray str2;
+    str1 += str2;
+    ASSERT_EQ(str1, "AB C");
+}
+
+TEST(PIString_Tests, operator_concatenation_piByteArray_zero_zero){
+    PIString str1;
+    PIByteArray str2;
+    str1 += str2;
+    ASSERT_EQ(str1, "");
+}
+
+TEST(PIString_Tests, construct_pistring){
+    PIString str1 = "New";
+    PIString str(str1);
+    ASSERT_EQ(str1, str);
+}
+
+TEST(PIString_Tests, construct_pistring_move){
+    PIString str1 = "New";
+    PIString res = str1;
+    PIString str(move(str1));
+    ASSERT_EQ(res, str);
+}
+
+TEST(PIString_Tests, construct_pichar){
+    PIChar str1 = 'n';
+    PIString res = "n";
+    ASSERT_EQ(res, PIString(str1));
+}
+
+TEST(PIString_Tests, construct_char){
+    char str1 = 'n';
+    PIString res = "n";
+    ASSERT_EQ(res, PIString(str1));
+}
+
+TEST(PIString_Tests, construct_chars){
+    char str1[] = "mew";
+    PIString res = "mew";
+    ASSERT_EQ(res, PIString(str1));
+}