[clang-tidy] Add some more tests

Author: capitan-davide

clang-tools-extra/test/clang-tidy/checkers/readability/inconsistent-ifelse-braces-attributes.cpp

@@ -0,0 +1,35 @@
+// RUN: %check_clang_tidy  -std=c++20-or-later %s readability-inconsistent-ifelse-braces %t
+
+void do_something(const char *) {}
+
+// Positive tests.
+void f(bool b) {
+  if (b) [[likely]] do_something("if-same-line");
+  else {
+  }
+  // CHECK-MESSAGES: :[[@LINE-3]]:9: warning: <message> [readability-inconsistent-ifelse-braces]
+  // CHECK-FIXES: if (b) { {{[[][[]}}likely{{[]][]]}} do_something("if-same-line");
+  // CHECK-FIXES: } else {
+}
+
+// Negative tests.
+/*
+void g(bool b) {
+  if (b) {
+    return;
+  }
+
+  if (b) { [[likely]]
+    return;
+  }
+
+  if (b) { [[unlikely]]
+    return;
+  }
+
+  if (b) [[likely]]
+    return;
+
+  if (b) [[unlikely]]
+    return;
+} */