Add more tests for getters

test/libsolidity/semanticTests/getters/small_types.sol

@@ -1,20 +0,0 @@
-contract C {
-    uint8 public a;
-    uint16 public b;
-    uint128 public c;
-    uint public d;
-    constructor() {
-        a = 3;
-        b = 4;
-        c = 5;
-        d = 6;
-    }
-}
-// ====
-// compileViaYul: also
-// compileToEwasm: also
-// ----
-// a() -> 3
-// b() -> 4
-// c() -> 5
-// d() -> 6

test/libsolidity/semanticTests/getters/string_and_bytes.sol

@@ -0,0 +1,14 @@
+contract C {
+    string public a;
+    string public b;
+    bytes public c;
+    constructor() {
+        a = "hello world";
+        b = hex"41424344";
+        c = hex"ff077fff";
+    }
+}
+// ----
+// a() -> 0x20, 11, "hello world"
+// b() -> 0x20, 4, "ABCD"
+// c() -> 0x20, 4, -439061522557375173052089223601630338202760422010735733633791622124826263552

test/libsolidity/semanticTests/getters/value_types.sol

@@ -0,0 +1,35 @@
+contract C {
+    uint8 public a;
+    uint16 public b;
+    uint128 public c;
+    uint public d;
+    bytes1 public e;
+    bytes20 public f;
+    bytes32 public g;
+    bool public h;
+    address public i;
+    constructor() {
+        a = 3;
+        b = 4;
+        c = 5;
+        d = 6;
+        e = bytes1(uint8(0x7f));
+        f = bytes20(uint160(0x64656164626565663135646561640000000000000010));
+        g = bytes32(uint256(0x6465616462656566313564656164000000000000000000000000000000000010));
+        h = true;
+        i = address(type(uint160).max / 3);
+    }
+}
+// ====
+// compileToEwasm: also
+// compileViaYul: also
+// ----
+// a() -> 3
+// b() -> 4
+// c() -> 5
+// d() -> 6
+// e() -> 0x7f00000000000000000000000000000000000000000000000000000000000000
+// f() -> 0x6164626565663135646561640000000000000010000000000000000000000000
+// g() -> 0x6465616462656566313564656164000000000000000000000000000000000010
+// h() -> true
+// i() -> 0x5555555555555555555555555555555555555555