Add tests for `--readme`

1 files changed, 124 insertions, 0 deletions

diff --git a/tests/readme.rs b/tests/readme.rs
new file mode 100644
index 0000000..0dabf87
--- /dev/null
+++ b/tests/readme.rs
@@ -0,0 +1,124 @@
+mod fixtures;
+
+use assert_cmd::prelude::*;
+use assert_fs::fixture::{FileWriteStr, TempDir};
+use assert_fs::prelude::PathChild;
+use fixtures::{server, tmpdir, Error, TestServer, DIRECTORIES};
+use reqwest::Url;
+use rstest::rstest;
+use select::document::Document;
+use select::predicate::Attr;
+use std::process::{Command, Stdio};
+use std::thread::sleep;
+use std::time::Duration;
+
+#[rstest]
+/// Do not show readme contents by default
+fn no_readme_contents(server: TestServer) -> Result<(), Error> {
+    let body = reqwest::blocking::get(server.url())?.error_for_status()?;
+    let parsed = Document::from_read(body)?;
+    assert!(parsed.find(Attr("id", "readme")).next().is_none());
+    assert!(parsed.find(Attr("id", "readme-filename")).next().is_none());
+    assert!(parsed.find(Attr("id", "readme-contents")).next().is_none());
+
+    Ok(())
+}
+
+#[rstest]
+/// Show readme contents when told to if there is no readme.md file
+fn show_readme_contents(tmpdir: TempDir) -> Result<(), Error> {
+    tmpdir
+        .child("readme.md")
+        .write_str("Readme Contents.")
+        .expect("Couldn't write to readme.md");
+    let mut child = Command::cargo_bin("miniserve")?
+        .arg("--readme")
+        .arg("--port")
+        .arg("8090")
+        .arg(tmpdir.path())
+        .stdout(Stdio::null())
+        .spawn()?;
+
+    sleep(Duration::from_secs(1));
+    let body = reqwest::blocking::get("http://localhost:8090")?.error_for_status()?;
+    let parsed = Document::from_read(body)?;
+    assert!(parsed.find(Attr("id", "readme")).next().is_some());
+    assert!(parsed.find(Attr("id", "readme-filename")).next().is_some());
+    assert!(
+        parsed
+            .find(Attr("id", "readme-filename"))
+            .next()
+            .unwrap()
+            .text()
+            == "readme.md"
+    );
+    assert!(parsed.find(Attr("id", "readme-contents")).next().is_some());
+    assert!(
+        parsed
+            .find(Attr("id", "readme-contents"))
+            .next()
+            .unwrap()
+            .text()
+            .trim()
+            == "Readme Contents."
+    );
+
+    child.kill()?;
+    Ok(())
+}
+
+#[rstest]
+/// Show readme contents when told to if there is no readme.md file
+fn show_readme_contents_directories(tmpdir: TempDir) -> Result<(), Error> {
+    let directories = DIRECTORIES.to_vec();
+    for directory in directories.iter() {
+        tmpdir
+            .child(format!("{}{}", directory, "readme.md"))
+            .write_str("Readme Contents.")
+            .expect("Couldn't write to file");
+    }
+
+    let mut child = Command::cargo_bin("miniserve")?
+        .arg("--readme")
+        .arg(tmpdir.path())
+        .stdout(Stdio::null())
+        .spawn()?;
+
+    sleep(Duration::from_secs(1));
+
+    for directory in directories {
+        let dir_body =
+            reqwest::blocking::get(Url::parse("http://localhost:8080")?.join(&directory)?)?
+                .error_for_status()?;
+        let dir_body_parsed = Document::from_read(dir_body)?;
+        assert!(dir_body_parsed.find(Attr("id", "readme")).next().is_some());
+        assert!(dir_body_parsed
+            .find(Attr("id", "readme-filename"))
+            .next()
+            .is_some());
+        assert!(
+            dir_body_parsed
+                .find(Attr("id", "readme-filename"))
+                .next()
+                .unwrap()
+                .text()
+                == "readme.md"
+        );
+        assert!(dir_body_parsed
+            .find(Attr("id", "readme-contents"))
+            .next()
+            .is_some());
+        assert!(
+            dir_body_parsed
+                .find(Attr("id", "readme-contents"))
+                .next()
+                .unwrap()
+                .text()
+                .trim()
+                == "Readme Contents."
+        );
+    }
+
+    child.kill()?;
+    Ok(())
+}