Squashed 'third_party/autocxx/' changes from 629e8fa53..c35090b75

c35090b75 Merge pull request #1131 from google/rev-0.22.3
94f20d716 Revise to 0.22.3.
b4776fdd5 Merge pull request #1070 from google/reference-wrapper
25f08f567 Better encapsulate TypeConversionPolicy. No functional changes.
b389afdeb Add reference wrapper safety policy.
cd169853b Merge pull request #1126 from google/issue-1125
92f48fa30 Merge pull request #1123 from google/segfault-detection
ca60bacca Add comment
724a4971d Add test for issue 1125.
d8a9a8ca7 Detect segfaults in reduction
e147efc7c Merge pull request #1122 from google/rev-0.22.2
dfa9b99a4 Revise to 0.22.2.
4cb1da848 Merge pull request #1120 from chbaker0/main
79afb97d9 Replace lingering tempdir usages with tempfile
f945331a3 Merge pull request #1118 from google/fix-test-fixed-num
5a8b28751 Merge pull request #1117 from google/docs-tweaks
b5486faa1 Merge pull request #1109 from bsilver8192/bindgen-skip-rustfmt
f62c17273 Fix faulty test_fixed_num test.
ad954fa72 Minor doc updates.
eaa1f8737 Leave bindgen enabled when logging is
bdff5db56 Merge pull request #1110 from bsilver8192/subclass-std
922f98be4 Merge pull request #1111 from bsilver8192/subclass-unsafe
bfbcc6b94 Merge pull request #1114 from google/rev-0.22.1
4f68a2e59 Merge pull request #1112 from bsilver8192/subclass-upcast-uniqueptr
993c5705b Revise to 0.22.1.
7bf667bbf Add a function to upcast UniquePtr
733d751a2 Fix clippy and docs
8023cee43 Fix and test subclass without `safety!(unsafe)`
4ae4d47e4 Fix and test subclasses with C++ std in scope
c50b1ee7e Tell bindgen to skip rustfmt
f9b24b90e Merge pull request #1107 from google/reject-anon-namespace-typedefs
070c9755d Merge pull request #1093 from google/always-output-rs
8eb71c5e7 Merge pull request #1095 from google/issue-1094
c86f1ce7e Reject forward declared nested types.
c118dba64 Merge branch 'main' into reject-anon-namespace-typedefs
243079997 Merge pull request #1108 from google/reject-type-param-typedefs
f803c3ba5 Reject type params - fixes #1098
f3381ba52 Reject typedefs to anon namespaces.
669d932a7 Merge pull request #1106 from google/lotsa-failing-tests
f0e8487fe Marking tests as ignored.
524c2bbfc Add tests for multiple issues.
67e16ac2a Merge branch 'main' of github.com:google/autocxx into always-output-rs
5f62daf3f Merge pull request #1104 from google/roll-cxx
43ee55ca2 Further upgrade from 1.0.67 to 1.0.68
e29e3c899 Merge pull request #1100 from bsilver8192/extern_cpp_type-namespace
d2c8edef4 Merge pull request #1101 from google/fix-1081
094dbd957 Roll cxx minimal version.
94c39f35b Merge pull request #1102 from google/fix-book-build
8764f1218 Alter mdbook-mermaid installation.
85543656f Test for issue 1081
b170df056 Fix and test extern_cpp_type with type in a C++ namespace
e4b56dd49 Fix gen tests.
5457e615d Fix #1092.

git-subtree-dir: third_party/autocxx
git-subtree-split: c35090b754619531b4eebdf4d8b583db72349943
Signed-off-by: Brian Silverman <bsilver16384@gmail.com>
Change-Id: Ia34285bc1c30f7e3c71fa9e7b677a58902648843
diff --git a/integration-tests/src/lib.rs b/integration-tests/src/lib.rs
index 3499af8..352c8ab 100644
--- a/integration-tests/src/lib.rs
+++ b/integration-tests/src/lib.rs
@@ -21,7 +21,7 @@
 use log::info;
 use once_cell::sync::OnceCell;
 use proc_macro2::{Span, TokenStream};
-use quote::{quote, TokenStreamExt};
+use quote::{format_ident, quote, TokenStreamExt};
 use syn::Token;
 use tempfile::{tempdir, TempDir};
 
@@ -56,6 +56,7 @@
 pub enum RsFindMode {
     AutocxxRs,
     AutocxxRsArchive,
+    AutocxxRsFile,
 }
 
 /// API to test building pre-generated files.
@@ -169,6 +170,10 @@
                 "AUTOCXX_RS_JSON_ARCHIVE",
                 self.temp_dir.path().join("gen.rs.json"),
             ),
+            RsFindMode::AutocxxRsFile => std::env::set_var(
+                "AUTOCXX_RS_FILE",
+                self.temp_dir.path().join("gen0.include.rs"),
+            ),
         };
         std::panic::catch_unwind(|| {
             let test_cases = trybuild::TestCases::new();
@@ -200,6 +205,7 @@
         None,
         None,
         None,
+        "unsafe_ffi",
     )
     .unwrap()
 }
@@ -254,10 +260,23 @@
         builder_modifier,
         code_checker,
         extra_rust,
+        "unsafe_ffi",
     )
     .unwrap()
 }
 
+pub fn run_generate_all_test(header_code: &str) {
+    run_test_ex(
+        "",
+        header_code,
+        quote! {},
+        quote! { generate_all!() },
+        None,
+        None,
+        None,
+    );
+}
+
 pub fn run_test_expect_fail(
     cxx_code: &str,
     header_code: &str,
@@ -273,6 +292,7 @@
         None,
         None,
         None,
+        "unsafe_ffi",
     )
     .expect_err("Unexpected success");
 }
@@ -294,6 +314,7 @@
         builder_modifier,
         code_checker,
         extra_rust,
+        "unsafe_ffi",
     )
     .expect_err("Unexpected success");
 }
@@ -343,14 +364,16 @@
     builder_modifier: Option<BuilderModifier>,
     rust_code_checker: Option<CodeChecker>,
     extra_rust: Option<TokenStream>,
+    safety_policy: &str,
 ) -> Result<(), TestError> {
     let hexathorpe = Token![#](Span::call_site());
+    let safety_policy = format_ident!("{}", safety_policy);
     let unexpanded_rust = quote! {
             use autocxx::prelude::*;
 
             include_cpp!(
                 #hexathorpe include "input.h"
-                safety!(unsafe_ffi)
+                safety!(#safety_policy)
                 #directives
             );