From b6b32fef47e8f7e645c0f693e386a3cd12c0440b Mon Sep 17 00:00:00 2001
From: Benedikt Peetz <benedikt.peetz@b-peetz.de>
Date: Sun, 19 May 2024 14:02:12 +0200
Subject: [PATCH] tests(error_derive): Init

---
 tests/error_derive/expected.md | 75 ++++++++++++++++++++++++++++++++++
 tests/error_derive/input.tri   | 35 ++++++++++++++++
 tests/error_derive/main.rs     | 39 ++++++++++++++++++
 3 files changed, 149 insertions(+)
 create mode 100644 tests/error_derive/expected.md
 create mode 100644 tests/error_derive/input.tri
 create mode 100644 tests/error_derive/main.rs

diff --git a/tests/error_derive/expected.md b/tests/error_derive/expected.md
new file mode 100644
index 0000000..601259a
--- /dev/null
+++ b/tests/error_derive/expected.md
@@ -0,0 +1,75 @@
+# Host files
+
+File path: `out/dir/api.rs`
+
+```rust
+// Host code
+/* Rust API */
+#[derive(trixy::__private::thiserror::Error)]
+#[allow(non_camel_case_types)]
+#[derive(Debug)]
+pub enum ErrorOne {
+    #[error("I'm an error")]
+    Error,
+    #[error("I'm also an error'")]
+    ErrorB,
+}
+impl From<crate::ErrorOne_c> for ErrorOne {
+    fn from(value: crate::ErrorOne_c) -> Self {
+        match value {
+            crate::ErrorOne_c::Error => Self::Error,
+            crate::ErrorOne_c::ErrorB => Self::ErrorB,
+        }
+    }
+}
+#[derive(Debug)]
+pub enum Commands {}
+/* C API */
+#[derive(trixy::__private::thiserror::Error)]
+#[allow(non_camel_case_types)]
+#[repr(C)]
+#[derive(Debug)]
+pub enum ErrorOne_c {
+    #[error("I'm an error")]
+    Error,
+    #[error("I'm also an error'")]
+    ErrorB,
+}
+impl From<crate::ErrorOne> for ErrorOne_c {
+    fn from(value: crate::ErrorOne) -> Self {
+        match value {
+            crate::ErrorOne::Error => Self::Error,
+            crate::ErrorOne::ErrorB => Self::ErrorB,
+        }
+    }
+}
+// vim: filetype=rust
+```
+
+# Auxiliary files
+
+File path: `dist/interface.h`
+
+```c
+#if !defined TRIXY_MAIN_HEADER
+#define TRIXY_MAIN_HEADER
+
+#include "errno.h"
+#include "string.h"
+#include "vec.h"
+
+/**
+ */
+enum ErrorOne
+{
+  /**
+   */
+  Error,
+  /**
+   */
+  ErrorB,
+};
+
+#endif // if !defined TRIXY_MAIN_HEADER
+// vim: filetype=c
+```
diff --git a/tests/error_derive/input.tri b/tests/error_derive/input.tri
new file mode 100644
index 0000000..eccdcf2
--- /dev/null
+++ b/tests/error_derive/input.tri
@@ -0,0 +1,35 @@
+/*
+* Copyright (C) 2023 - 2024:
+* The Trinitrix Project <soispha@vhack.eu, antifallobst@systemausfall.org>
+* SPDX-License-Identifier: LGPL-3.0-or-later
+*
+* This file is part of the Trixy crate for Trinitrix.
+*
+* Trixy is free software: you can redistribute it and/or modify
+* it under the terms of the Lesser GNU General Public License as
+* published by the Free Software Foundation, either version 3 of
+* the License, or (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* and the Lesser GNU General Public License along with this program.
+* If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#[derive(Error)]
+enum ErrorOne {
+    #[error = "I'm an error"]
+    Error,
+
+    #[error = "I'm also an error'"]
+    ErrorB,
+
+    // TODO:  We also need to assert, that all enum veriants have the error attribute. <2024-05-19>
+}
+
+// Trixy is sort of a subset of rust
+// vim: syntax=rust
diff --git a/tests/error_derive/main.rs b/tests/error_derive/main.rs
new file mode 100644
index 0000000..35c675d
--- /dev/null
+++ b/tests/error_derive/main.rs
@@ -0,0 +1,39 @@
+/*
+* Copyright (C) 2023 - 2024:
+* The Trinitrix Project <soispha@vhack.eu, antifallobst@systemausfall.org>
+* SPDX-License-Identifier: LGPL-3.0-or-later
+*
+* This file is part of the Trixy crate for Trinitrix.
+*
+* Trixy is free software: you can redistribute it and/or modify
+* it under the terms of the Lesser GNU General Public License as
+* published by the Free Software Foundation, either version 3 of
+* the License, or (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* and the Lesser GNU General Public License along with this program.
+* If not, see <https://www.gnu.org/licenses/>.
+*/
+
+use pretty_assertions::assert_eq;
+use trixy::macros::config::{file_tree::FileTree, trixy::TrixyConfig};
+
+#[test]
+pub fn error_derive() {
+    let input = include_str!("./expected.md");
+    let expected: FileTree = input.parse().unwrap();
+
+    let config = TrixyConfig::new("callback_function")
+        .out_dir_path("out/dir")
+        .trixy_path("./tests/error_derive/input.tri")
+        .dist_dir_path("dist")
+        .add_c_headers(false);
+
+    let actual = config.generate();
+    assert_eq!(expected, actual);
+}