add test files

js/js.translator/testFiles/expression/string/cases/intInTemplate.kt

@@ -0,0 +1,7 @@
+package foo
+
+fun box() : String {
+    var number = 3
+    return ("my age is $number");
+}
+

js/js.translator/testFiles/expression/string/cases/multipleExpressionsInTemplate.kt

@@ -0,0 +1,8 @@
+package foo
+
+fun box() : String {
+    var right = 2
+    var left = 3
+    return ("left = $left\nright = $right\nsum = ${left + right}\n");
+}
+

js/js.translator/testFiles/expression/string/cases/objectToStringCallInTemplate.kt

@@ -0,0 +1,18 @@
+package foo
+
+class A(var i : Int) {
+    fun toString() = "a$i"
+}
+
+fun box() : Boolean {
+    var p = A(2);
+    var n = A(1);
+    if ("$p$n" != "a2a1") {
+        return false;
+    }
+    if ("${A(10)}" != "a10") {
+        return false;
+    }
+    return true;
+}
+

js/js.translator/testFiles/expression/string/cases/stringAssignment.kt

@@ -0,0 +1,10 @@
+package foo
+
+fun box() : Boolean {
+
+    val a = "bar";
+    var b = "foo";
+    b = a;
+    return (b == "bar");
+}
+

js/js.translator/testFiles/expression/string/cases/stringConstant.kt

@@ -0,0 +1,8 @@
+package foo
+
+fun box() : Boolean {
+
+    val a = "String";
+    return true;
+}
+

js/js.translator/testFiles/expression/string/cases/stringInTemplate.kt

@@ -0,0 +1,7 @@
+package foo
+
+fun box() : String {
+    var name = "Hello"
+    return ("o${name}o");
+}
+