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// This file is part of Germ <https://github.com/gemrest/germ>.
// Copyright (C) 2022-2025 Fuwn <[email protected]>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 3.
//
// 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
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// Copyright (C) 2022-2025 Fuwn <[email protected]>
// SPDX-License-Identifier: GPL-3.0-only
#[cfg(test)]
mod test {
use germ::{
EXAMPLE_GEMTEXT,
ast::{Ast, Node},
};
#[test]
fn build_multi_line_list_with_text() {
assert_eq!(*Ast::from_string("* item1\n* 2\nhi text").inner(), vec![
Node::List(vec!["item1".to_string(), "2".to_string()]),
Node::Text("hi text".to_string()),
],);
}
#[test]
fn build_multi_line_vec() {
assert_eq!(*Ast::from_string("=> /test hi\nhi there\n> hi").inner(), vec![
Node::Link { to: "/test".to_string(), text: Some("hi".to_string()) },
Node::Text("hi there".to_string()),
Node::Blockquote("hi".to_string()),
],);
}
#[test]
fn build_single_0th_from_vec() {
assert_eq!(Ast::from_string("=> /test hi").inner(), &vec![Node::Link {
to: "/test".to_string(),
text: Some("hi".to_string()),
}],);
}
#[test]
fn build_single_element() {
assert_eq!(
Ast::from_string("=> /test hi").inner().first().unwrap(),
&Node::Link { to: "/test".to_string(), text: Some("hi".to_string()) },
);
}
#[test]
fn gemtext_to_ast_then_ast_to_gemtext() {
assert_eq!(
Ast::from_string(EXAMPLE_GEMTEXT).to_gemtext(),
// `to_gemtext` appends a newline to all responses, so let's make sure we
// account for that.
EXAMPLE_GEMTEXT
);
}
#[test]
fn gemtext_to_ast_then_ast_to_gemtext_macro_expression() {
assert_eq!(
germ::gemini_to_ast!(EXAMPLE_GEMTEXT).to_gemtext(),
// `to_gemtext` appends a newline to all responses, so let's make sure we
// account for that.
EXAMPLE_GEMTEXT
);
}
#[test]
fn gemtext_to_ast_then_node_to_ast_to_gemtext() {
assert_eq!(
Ast::from_nodes(germ::gemini_to_ast!("=> / Home").inner().to_vec())
.to_gemtext(),
"=> / Home"
);
}
#[test]
fn build_malformed_link_without_url() {
let ast = Ast::from_string("=>");
assert_eq!(ast.inner().len(), 1);
if let Node::Link { to, text } = ast.inner().first().unwrap() {
assert_eq!(to, "");
assert_eq!(text, &None);
} else {
panic!("Expected link node");
}
}
#[test]
fn build_heading_with_unicode_and_edge_cases() {
// Unicode characters
let ast = Ast::from_string("# Hello, 世界!");
assert_eq!(ast.inner().len(), 1);
if let Node::Heading { level, text } = ast.inner().first().unwrap() {
assert_eq!(level, &1);
assert_eq!(text, "Hello, 世界!");
} else {
panic!("Expected heading node");
}
// Only hashes
let ast = Ast::from_string("###");
assert_eq!(ast.inner().len(), 1);
if let Node::Heading { level, text } = ast.inner().first().unwrap() {
assert_eq!(level, &3);
assert_eq!(text, "");
} else {
panic!("Expected heading node");
}
// Many hashes
let ast = Ast::from_string("########## Very Deep Heading");
assert_eq!(ast.inner().len(), 1);
if let Node::Heading { level, text } = ast.inner().first().unwrap() {
assert_eq!(level, &10);
assert_eq!(text, "Very Deep Heading");
} else {
panic!("Expected heading node");
}
}
}
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