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This switches to using the tracing crate instead of log. Tracing provides a lot of nice features which we can take advantage of moving forward. This also adjusts the output fairly significantly. This includes: - Switched the environment variable from RUST_LOG to MDBOOK_LOG. - Dropped the timestamp. I experimented with various different time displays, but ultimately decided to omit it for now. I don't think I've ever found it to be useful, and it takes up a very significant amount of space. It could potentially be useful for basic profiling, but I think there are other, better mechanisms for that. We could consider leveraging tracing itself for doing some basic profiling (like using something like tracing-chrome). - Dropped the target unless MDBOOK_LOG is set. The target tends to be pretty noisy, and doesn't really convey much information unless you are debugging or otherwise trying to adjust the log output. - Added color. - Slightly reworked the way the error cause trace is displayed. - Slightly changed the way html5ever filtering is done, as well as add handlebars to the list since they both are very noisy. You can override this now by explicitly listing them as targets. I still expect that mdbook will eventually change how it displays things to the console, possibly switching away from tracing and printing things itself. However, that is a larger project for the future.
179 lines
5.3 KiB
Rust
179 lines
5.3 KiB
Rust
//! Tests for theme handling.
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use crate::prelude::*;
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// Checks what happens if the theme directory is missing.
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#[test]
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fn missing_theme() {
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BookTest::from_dir("theme/missing_theme").run("build", |cmd| {
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cmd.expect_failure().expect_stderr(str![[r#"
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INFO Book building has started
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INFO Running the html backend
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ERROR Rendering failed
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[TAB]Caused by: theme dir [ROOT]/./non-existent-directory does not exist
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"#]]);
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});
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}
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// Checks what happens if the theme directory is empty.
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#[test]
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fn empty_theme() {
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BookTest::from_dir("theme/empty_theme").run("build", |cmd| {
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std::fs::create_dir(cmd.dir.join("theme")).unwrap();
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cmd.expect_stderr(str![[r#"
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INFO Book building has started
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INFO Running the html backend
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INFO HTML book written to `[ROOT]/book`
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"#]]);
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});
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}
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// Checks overriding index.hbs.
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#[test]
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fn override_index() {
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BookTest::from_dir("theme/override_index").check_file(
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"book/index.html",
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str![[r#"
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This is a modified index.hbs!
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"#]],
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);
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}
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// After building, what are the default set of fonts?
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#[test]
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fn default_fonts() {
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BookTest::init(|_| {})
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.check_file_contains("book/index.html", "fonts/fonts-[..].css")
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.check_file_list(
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"book/fonts",
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str![[r#"
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book/fonts/OPEN-SANS-LICENSE.txt
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book/fonts/SOURCE-CODE-PRO-LICENSE.txt
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book/fonts/fonts-[..].css
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book/fonts/open-sans-v17-all-charsets-300-[..].woff2
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book/fonts/open-sans-v17-all-charsets-300italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-600-[..].woff2
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book/fonts/open-sans-v17-all-charsets-600italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-700-[..].woff2
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book/fonts/open-sans-v17-all-charsets-700italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-800-[..].woff2
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book/fonts/open-sans-v17-all-charsets-800italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-regular-[..].woff2
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book/fonts/source-code-pro-v11-all-charsets-500-[..].woff2
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"#]],
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);
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}
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// When the theme is initialized, what does the fonts list look like?
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#[test]
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fn theme_fonts_copied() {
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BookTest::init(|bb| {
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bb.copy_theme(true);
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})
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.check_file_contains("book/index.html", "fonts/fonts-[..].css")
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.check_file_list(
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"theme/fonts",
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str![[r#"
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theme/fonts/OPEN-SANS-LICENSE.txt
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theme/fonts/SOURCE-CODE-PRO-LICENSE.txt
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theme/fonts/fonts.css
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theme/fonts/open-sans-v17-all-charsets-300.woff2
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theme/fonts/open-sans-v17-all-charsets-300italic.woff2
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theme/fonts/open-sans-v17-all-charsets-600.woff2
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theme/fonts/open-sans-v17-all-charsets-600italic.woff2
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theme/fonts/open-sans-v17-all-charsets-700.woff2
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theme/fonts/open-sans-v17-all-charsets-700italic.woff2
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theme/fonts/open-sans-v17-all-charsets-800.woff2
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theme/fonts/open-sans-v17-all-charsets-800italic.woff2
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theme/fonts/open-sans-v17-all-charsets-italic.woff2
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theme/fonts/open-sans-v17-all-charsets-regular.woff2
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theme/fonts/source-code-pro-v11-all-charsets-500.woff2
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"#]],
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)
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// Note that license files get hashed, which is not like the behavior when
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// the theme directory is empty. It kinda makes sense, but is weird.
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.check_file_list(
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"book/fonts",
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str![[r#"
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book/fonts/OPEN-SANS-LICENSE-[..].txt
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book/fonts/SOURCE-CODE-PRO-LICENSE-[..].txt
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book/fonts/fonts-[..].css
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book/fonts/open-sans-v17-all-charsets-300-[..].woff2
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book/fonts/open-sans-v17-all-charsets-300italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-600-[..].woff2
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book/fonts/open-sans-v17-all-charsets-600italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-700-[..].woff2
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book/fonts/open-sans-v17-all-charsets-700italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-800-[..].woff2
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book/fonts/open-sans-v17-all-charsets-800italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-italic-[..].woff2
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book/fonts/open-sans-v17-all-charsets-regular-[..].woff2
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book/fonts/source-code-pro-v11-all-charsets-500-[..].woff2
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"#]],
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);
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}
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// Custom fonts.css.
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#[test]
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fn fonts_css() {
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BookTest::from_dir("theme/fonts_css")
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.check_file_contains("book/index.html", "fonts/fonts-[..].css")
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.check_file(
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"book/fonts/fonts-*.css",
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str![[r#"
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/*custom*/
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"#]],
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)
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.check_file("book/fonts/myfont-*.woff", str![[""]])
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.check_file_list(
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"book/fonts",
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str![[r#"
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book/fonts/fonts-[..].css
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book/fonts/myfont-[..].woff
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"#]],
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);
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}
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// Empty fonts.css should not copy the default fonts.
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#[test]
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fn empty_fonts_css() {
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BookTest::from_dir("theme/empty_fonts_css")
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.run("build", |cmd| {
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cmd.expect_stderr(str![[r#"
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INFO Book building has started
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INFO Running the html backend
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INFO HTML book written to `[ROOT]/book`
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"#]]);
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})
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.check_file_contains("book/index.html", "fonts.css")
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.check_file_list("book/fonts", str![[""]]);
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}
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// Custom fonts.css file shouldn't copy default fonts.
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#[test]
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fn custom_fonts_css() {
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BookTest::from_dir("theme/custom_fonts_css")
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.run("build", |cmd| {
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cmd.expect_stderr(str![[r#"
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INFO Book building has started
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INFO Running the html backend
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INFO HTML book written to `[ROOT]/book`
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"#]]);
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})
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.check_file_contains("book/index.html", "fonts-[..].css")
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.check_file_list(
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"book/fonts",
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str![[r#"
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book/fonts/fonts-[..].css
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book/fonts/myfont-[..].woff
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"#]],
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);
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}
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