//! Cluster 7 — Markdown-style alignment markers on the header
//! separator row (`|:--|--:|:--:|`) propagate to the AST and HTML.

use nuwiki_core::ast::{BlockNode, TableAlign};
use nuwiki_core::render::{HtmlRenderer, Renderer};
use nuwiki_core::syntax::vimwiki::VimwikiSyntax;
use nuwiki_core::syntax::SyntaxPlugin;

fn parse(src: &str) -> nuwiki_core::ast::DocumentNode {
    VimwikiSyntax::new().parse(src)
}

#[test]
fn separator_row_with_no_anchors_yields_defaults() {
    let doc = parse("| h1 | h2 |\n|----|----|\n| a  | b  |\n");
    let table = match &doc.children[0] {
        BlockNode::Table(t) => t,
        _ => panic!("expected table"),
    };
    assert_eq!(
        table.alignments,
        vec![TableAlign::Default, TableAlign::Default]
    );
}

#[test]
fn left_right_center_anchors_parsed() {
    let doc = parse("| a | b | c |\n|:---|---:|:---:|\n| 1 | 2 | 3 |\n");
    let table = match &doc.children[0] {
        BlockNode::Table(t) => t,
        _ => panic!("expected table"),
    };
    assert_eq!(
        table.alignments,
        vec![TableAlign::Left, TableAlign::Right, TableAlign::Center]
    );
}

#[test]
fn html_renderer_emits_text_align_style() {
    let doc = parse("| a | b | c |\n|:---|---:|:---:|\n| 1 | 2 | 3 |\n");
    let out = HtmlRenderer::new().render_to_string(&doc).unwrap();
    assert!(
        out.contains(r#"<th style="text-align: left;"> a </th>"#),
        "got: {out}"
    );
    assert!(out.contains(r#"<th style="text-align: right;"> b </th>"#));
    assert!(out.contains(r#"<th style="text-align: center;"> c </th>"#));
    assert!(out.contains(r#"<td style="text-align: left;"> 1 </td>"#));
}

#[test]
fn render_without_alignment_omits_style_attr() {
    let doc = parse("| a | b |\n|---|---|\n| 1 | 2 |\n");
    let out = HtmlRenderer::new().render_to_string(&doc).unwrap();
    assert!(!out.contains("text-align"));
}