mirror of https://github.com/rust-lang/rust
49 lines
1.5 KiB
Rust
49 lines
1.5 KiB
Rust
use std::path::{Path, PathBuf};
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use run_make_support::{assert_dirs_are_equal, rfs, rustdoc};
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#[derive(PartialEq)]
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enum JsonOutput {
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Yes,
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No,
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}
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fn generate_docs(out_dir: &Path, json_output: JsonOutput) {
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let mut rustdoc = rustdoc();
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rustdoc.input("src/lib.rs").crate_name("foobar").crate_type("lib").out_dir(&out_dir);
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if json_output == JsonOutput::Yes {
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rustdoc.arg("-Zunstable-options").output_format("json");
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}
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rustdoc.run();
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}
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fn main() {
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let out_dir = PathBuf::from("rustdoc");
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let tmp_out_dir = PathBuf::from("tmp-rustdoc");
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// Generate HTML docs.
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generate_docs(&out_dir, JsonOutput::No);
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// Copy first output for to check if it's exactly same after second compilation.
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rfs::copy_dir_all(&out_dir, &tmp_out_dir);
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// Generate html docs once again on same output.
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generate_docs(&out_dir, JsonOutput::No);
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// Generate json doc on the same output.
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generate_docs(&out_dir, JsonOutput::Yes);
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// Check if expected json file is generated.
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assert!(out_dir.join("foobar.json").is_file());
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// Copy first json output to check if it's exactly same after second compilation.
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rfs::copy(out_dir.join("foobar.json"), tmp_out_dir.join("foobar.json"));
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// Generate json doc on the same output.
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generate_docs(&out_dir, JsonOutput::Yes);
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// Check if all docs(including both json and html formats) are still the same after multiple
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// compilations.
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assert_dirs_are_equal(&out_dir, &tmp_out_dir);
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}
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