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Actually parse stdout json, instead of using hacky contains logic. #129837

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Sep 2, 2024
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Actually parse stdout json, instead of using hacky contains logic. #129837

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19 changes: 15 additions & 4 deletions tests/run-make/rustdoc-output-stdout/rmake.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,17 +4,28 @@
use std::path::PathBuf;

use run_make_support::path_helpers::{cwd, has_extension, read_dir_entries_recursive};
use run_make_support::rustdoc;
use run_make_support::{rustdoc, serde_json};

fn main() {
// First we check that we generate the JSON in the stdout.
rustdoc()
let json_string = rustdoc()
.input("foo.rs")
.out_dir("-")
.arg("-Zunstable-options")
.output_format("json")
.run()
.assert_stdout_contains("{\"");
.stdout_utf8();

// First we check that we generate the JSON in the stdout.
let json_value: serde_json::Value =
serde_json::from_str(&json_string).expect("stdout should be valid json");

// We don't care to test the specifics of the JSON, as that's done
// elsewhere, just check that it has a format_version (as all JSON output
// should).
let format_version = json_value["format_version"]
.as_i64()
.expect("json output should contain format_version field");
assert!(format_version > 30);

// Then we check it didn't generate any JSON file.
read_dir_entries_recursive(cwd(), |path| {
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