If added

test/circuits/ifrolled.circom

@@ -0,0 +1,26 @@
+template Main() {
+    signal input in;
+    signal output out[3];
+
+    if (in == 0) {
+        out[0] <-- 1;         // TRUE
+    }
+    if (in != 0) {
+        out[0] <-- 0;
+    }
+
+    if (in ==  1) {
+        out[1] <-- 1;        // TRUE
+    } else {
+        out[1] <-- 0;
+    }
+
+    if (in == 2) {
+        out[2] <-- 1;
+    } else {
+        out[2] <-- 0;        // TRUE
+    }
+
+}
+
+component main = Main();