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authorMartin Fischer <martin@push-f.com>2023-09-03 23:02:01 +0200
committerMartin Fischer <martin@push-f.com>2023-09-03 23:02:01 +0200
commit0c590e90564870fa8600460c866c7395b7d865cd (patch)
treed702e200ed5b815a32b6bbd3cf7c6e8c5c370c9c /tests
parent6e6bbcd053c6114a9fa75052b09e701eaa2f3465 (diff)
docs: add spans example
Diffstat (limited to 'tests')
-rw-r--r--tests/misc.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/misc.rs b/tests/misc.rs
index 416e506..0db0606 100644
--- a/tests/misc.rs
+++ b/tests/misc.rs
@@ -1,3 +1,9 @@
+use std::{
+ fs::File,
+ io::{BufRead, BufReader},
+ process::Command,
+};
+
use similar_asserts::assert_eq;
use walkdir::{DirEntry, WalkDir};
@@ -45,3 +51,31 @@ fn is_source_file(entry: &DirEntry) -> bool {
!filename.starts_with('.') // .git, etc.
}
+
+#[test]
+fn example_output_in_readme() {
+ let output = Command::new("cargo")
+ .args(["run", "--example", "spans"])
+ .output()
+ .unwrap()
+ .stdout;
+
+ let expected = std::str::from_utf8(&output)
+ .unwrap()
+ .trim_end()
+ .lines()
+ .map(|s| s.trim_end().to_string())
+ .collect::<Vec<_>>()
+ .join("\n");
+
+ let actual = BufReader::new(File::open("README.md").unwrap())
+ .lines()
+ .flatten()
+ .skip_while(|l| l != "```output id=spans")
+ .skip(1)
+ .take_while(|l| l != "```")
+ .collect::<Vec<_>>()
+ .join("\n");
+
+ assert_eq!(actual, expected);
+}