@@ -99,4 +99,58 @@ TEST_CASE ("Testing String::operator + (const __FlashStringHelper *)", "[String-
9999 arduino::String str1 (" Hello "
100100 arduino::String str (" Hello Arduino"
101101 REQUIRE (str.compareTo (str1+F (" Arduino" 0 );
102+ }
103+ 104+ TEST_CASE (" Testing & String::operator = (StringSumHelper &&rval)" " [String-operator+-12]"
105+ {
106+ arduino::String str1 (" Hello "
107+ arduino::String str = (str1+" Arduino"
108+ REQUIRE (str.compareTo (" Hello Arduino" 0 );
109+ }
110+ 111+ TEST_CASE (" Testing & String::operator = (const String &) with invalid buffer of second string" " [String-operator+-13]"
112+ {
113+ arduino::String str1 (" Hello"
114+ 115+ char *buffer2 = NULL ;
116+ arduino::String str2 (buffer2);
117+ 118+ str1 = str2;
119+ REQUIRE (str1.compareTo (str2) == 0 );
120+ }
121+ 122+ TEST_CASE (" Testing & String::operator = (const char *)" " [String-operator+-14]"
123+ {
124+ char *buffer = NULL ;
125+ arduino::String str (" Hello"
126+ str = buffer;
127+ REQUIRE (str.compareTo (" Hello" 0 );
128+ }
129+ 130+ TEST_CASE (" Testing & String::operator = (const String &) with invalid buffer of first string" " [String-operator+-15]"
131+ {
132+ char *buffer1 = NULL ;
133+ arduino::String str1 (buffer1);
134+ 135+ arduino::String str2 (" Hello"
136+ 137+ str1 = str2;
138+ REQUIRE (str1.compareTo (str2) == 0 );
139+ }
140+ 141+ TEST_CASE (" Testing & String::operator = (String &&)" " [String-operator+-16]"
142+ {
143+ arduino::String str (" Hello"
144+ arduino::String str1 (" Arduino"
145+ str1 =
static_cast <arduino::String&&>(str);
146+ REQUIRE (str1.compareTo (" Hello" 0 );
147+ }
148+ 149+ TEST_CASE (" Testing & String::operator = (StringSumHelper &&)" " [String-operator+-17]"
150+ {
151+ arduino::String str (" Hello"
152+ char const ch = ' !'
153+ arduino::String str1 (" Arduino"
154+ str1 =
static_cast <arduino::StringSumHelper&&>(str+ch);
155+ REQUIRE (str1.compareTo (" Hello!" 0 );
102156}
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