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[rust.git] / tests / ui / bool_comparison.rs

diff --git a/tests/ui/bool_comparison.rs b/tests/ui/bool_comparison.rs
index c213414a63da2aa39a0e048a315989ed23c5e7f5..01ee35859f0da64c055a3eb6a9b313b77e597cb7 100644 (file)
--- a/tests/ui/bool_comparison.rs
+++ b/tests/ui/bool_comparison.rs
@@ -1,21 +1,129 @@
-// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
+// run-rustfix
 
+#[warn(clippy::bool_comparison)]
+fn main() {
+    let x = true;
+    if x == true {
+        "yes"
+    } else {
+        "no"
+    };
+    if x == false {
+        "yes"
+    } else {
+        "no"
+    };
+    if true == x {
+        "yes"
+    } else {
+        "no"
+    };
+    if false == x {
+        "yes"
+    } else {
+        "no"
+    };
+    if x != true {
+        "yes"
+    } else {
+        "no"
+    };
+    if x != false {
+        "yes"
+    } else {
+        "no"
+    };
+    if true != x {
+        "yes"
+    } else {
+        "no"
+    };
+    if false != x {
+        "yes"
+    } else {
+        "no"
+    };
+    if x < true {
+        "yes"
+    } else {
+        "no"
+    };
+    if false < x {
+        "yes"
+    } else {
+        "no"
+    };
+    if x > false {
+        "yes"
+    } else {
+        "no"
+    };
+    if true > x {
+        "yes"
+    } else {
+        "no"
+    };
+    let y = true;
+    if x < y {
+        "yes"
+    } else {
+        "no"
+    };
+    if x > y {
+        "yes"
+    } else {
+        "no"
+    };
+}
 
+#[allow(dead_code)]
+fn issue3703() {
+    struct Foo;
+    impl PartialEq<bool> for Foo {
+        fn eq(&self, _: &bool) -> bool {
+            true
+        }
+    }
+    impl PartialEq<Foo> for bool {
+        fn eq(&self, _: &Foo) -> bool {
+            true
+        }
+    }
+    impl PartialOrd<bool> for Foo {
+        fn partial_cmp(&self, _: &bool) -> Option<std::cmp::Ordering> {
+            None
+        }
+    }
+    impl PartialOrd<Foo> for bool {
+        fn partial_cmp(&self, _: &Foo) -> Option<std::cmp::Ordering> {
+            None
+        }
+    }
 
+    if Foo == true {}
+    if true == Foo {}
+    if Foo != true {}
+    if true != Foo {}
+    if Foo == false {}
+    if false == Foo {}
+    if Foo != false {}
+    if false != Foo {}
+    if Foo < false {}
+    if false < Foo {}
+}
 
+#[allow(dead_code)]
+fn issue4983() {
+    let a = true;
+    let b = false;
 
-#[warn(clippy::bool_comparison)]
-fn main() {
-    let x = true;
-    if x == true { "yes" } else { "no" };
-    if x == false { "yes" } else { "no" };
-    if true == x { "yes" } else { "no" };
-    if false == x { "yes" } else { "no" };
+    if a == !b {};
+    if !a == b {};
+    if a == b {};
+    if !a == !b {};
+
+    if b == !a {};
+    if !b == a {};
+    if b == a {};
+    if !b == !a {};
 }