Add test

Author: csmoe

tests/source/one_line_if.rs

@@ -11,7 +11,11 @@ fn paren_if(x: bool) -> u8 {
 }
 
 fn let_if(x: bool) -> u8 {
-    let x = if x { 0 } else { 1 };
+    let x = if x {
+        foo()
+    } else {
+        bar()
+    };
     x
 }
 
@@ -22,3 +26,15 @@ fn return_if(x: bool) -> u8 {
         1
     };
 }
+
+fn multi_if() {
+    use std::io;
+    if x { foo() } else { bar() }
+    if x { foo() } else { bar() }
+}
+
+fn middle_if() {
+    use std::io;
+    if x { foo() } else { bar() }
+    let x = 1;
+}

tests/target/one_line_if.rs

@@ -7,10 +7,30 @@ fn paren_if(x: bool) -> u8 {
 }
 
 fn let_if(x: bool) -> u8 {
-    let x = if x { 0 } else { 1 };
+    let x = if x { foo() } else { bar() };
     x
 }
 
 fn return_if(x: bool) -> u8 {
     return if x { 0 } else { 1 };
 }
+
+fn multi_if() {
+    use std::io;
+    if x {
+        foo()
+    } else {
+        bar()
+    }
+    if x { foo() } else { bar() }
+}
+
+fn middle_if() {
+    use std::io;
+    if x {
+        foo()
+    } else {
+        bar()
+    }
+    let x = 1;
+}