From 5f227613aab6b782ddb7a531622e621a001ba052 Mon Sep 17 00:00:00 2001
From: Eric Huss <eric@huss.org>
Date: Tue, 22 Apr 2025 11:10:20 -0700
Subject: [PATCH] Migrate copy theme default fonts to BookTest

---
 tests/rendered_output.rs | 25 ---------------------
 tests/testsuite/theme.rs | 47 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 25 deletions(-)

diff --git a/tests/rendered_output.rs b/tests/rendered_output.rs
index ff83051e..f9b4c48e 100644
--- a/tests/rendered_output.rs
+++ b/tests/rendered_output.rs
@@ -309,22 +309,6 @@ fn summary_with_markdown_formatting() {
 #[test]
 fn custom_fonts() {
     // Tests to ensure custom fonts are copied as expected.
-    let builtin_fonts = [
-        "OPEN-SANS-LICENSE.txt",
-        "SOURCE-CODE-PRO-LICENSE.txt",
-        "fonts.css",
-        "open-sans-v17-all-charsets-300.woff2",
-        "open-sans-v17-all-charsets-300italic.woff2",
-        "open-sans-v17-all-charsets-600.woff2",
-        "open-sans-v17-all-charsets-600italic.woff2",
-        "open-sans-v17-all-charsets-700.woff2",
-        "open-sans-v17-all-charsets-700italic.woff2",
-        "open-sans-v17-all-charsets-800.woff2",
-        "open-sans-v17-all-charsets-800italic.woff2",
-        "open-sans-v17-all-charsets-italic.woff2",
-        "open-sans-v17-all-charsets-regular.woff2",
-        "source-code-pro-v11-all-charsets-500.woff2",
-    ];
     let actual_files = |path: &Path| -> Vec<String> {
         let mut actual: Vec<_> = path
             .read_dir()
@@ -339,15 +323,6 @@ fn custom_fonts() {
         contents.contains("fonts/fonts.css")
     };
 
-    // Full theme.
-    let temp = TempFileBuilder::new().prefix("mdbook").tempdir().unwrap();
-    let p = temp.path();
-    MDBook::init(p).copy_theme(true).build().unwrap();
-    assert_eq!(actual_files(&p.join("theme/fonts")), &builtin_fonts);
-    MDBook::load(p).unwrap().build().unwrap();
-    assert_eq!(actual_files(&p.join("book/fonts")), &builtin_fonts);
-    assert!(has_fonts_css(p));
-
     // Mixed with copy-fonts=true
     // Should ignore the copy-fonts setting since the user has provided their own fonts.css.
     let temp = TempFileBuilder::new().prefix("mdbook").tempdir().unwrap();
diff --git a/tests/testsuite/theme.rs b/tests/testsuite/theme.rs
index 593fe073..c552d452 100644
--- a/tests/testsuite/theme.rs
+++ b/tests/testsuite/theme.rs
@@ -68,3 +68,50 @@ book/fonts/source-code-pro-v11-all-charsets-500.woff2
 "#]],
         );
 }
+
+// When the theme is initialized, what does the fonts list look like?
+#[test]
+fn theme_fonts_copied() {
+    BookTest::init(|bb| {
+        bb.copy_theme(true);
+    })
+    .check_file_contains("book/index.html", "fonts/fonts.css")
+    .check_file_list(
+        "theme/fonts",
+        str![[r#"
+theme/fonts/OPEN-SANS-LICENSE.txt
+theme/fonts/SOURCE-CODE-PRO-LICENSE.txt
+theme/fonts/fonts.css
+theme/fonts/open-sans-v17-all-charsets-300.woff2
+theme/fonts/open-sans-v17-all-charsets-300italic.woff2
+theme/fonts/open-sans-v17-all-charsets-600.woff2
+theme/fonts/open-sans-v17-all-charsets-600italic.woff2
+theme/fonts/open-sans-v17-all-charsets-700.woff2
+theme/fonts/open-sans-v17-all-charsets-700italic.woff2
+theme/fonts/open-sans-v17-all-charsets-800.woff2
+theme/fonts/open-sans-v17-all-charsets-800italic.woff2
+theme/fonts/open-sans-v17-all-charsets-italic.woff2
+theme/fonts/open-sans-v17-all-charsets-regular.woff2
+theme/fonts/source-code-pro-v11-all-charsets-500.woff2
+"#]],
+    )
+    .check_file_list(
+        "book/fonts",
+        str![[r#"
+book/fonts/OPEN-SANS-LICENSE.txt
+book/fonts/SOURCE-CODE-PRO-LICENSE.txt
+book/fonts/fonts.css
+book/fonts/open-sans-v17-all-charsets-300.woff2
+book/fonts/open-sans-v17-all-charsets-300italic.woff2
+book/fonts/open-sans-v17-all-charsets-600.woff2
+book/fonts/open-sans-v17-all-charsets-600italic.woff2
+book/fonts/open-sans-v17-all-charsets-700.woff2
+book/fonts/open-sans-v17-all-charsets-700italic.woff2
+book/fonts/open-sans-v17-all-charsets-800.woff2
+book/fonts/open-sans-v17-all-charsets-800italic.woff2
+book/fonts/open-sans-v17-all-charsets-italic.woff2
+book/fonts/open-sans-v17-all-charsets-regular.woff2
+book/fonts/source-code-pro-v11-all-charsets-500.woff2
+"#]],
+    );
+}