Files
ELY-Browser/crates/ely_servo_host/tests/sidecar.rs
T

71 lines
2.3 KiB
Rust

#![cfg(feature = "servo-engine")]
use std::{error::Error, process::Command};
const WIDTH: u64 = 640;
const HEIGHT: u64 = 480;
const PRD_SITE_COMPATIBILITY_URLS: &[&str] = &["https://example.com", "https://servo.org"];
#[test]
fn sidecar_snapshots_prd_sites_to_rgba_files() -> Result<(), Box<dyn Error>> {
for site_url in PRD_SITE_COMPATIBILITY_URLS {
snapshot_prd_site(site_url)?;
}
Ok(())
}
fn snapshot_prd_site(site_url: &str) -> Result<(), Box<dyn Error>> {
let site_name = site_url
.chars()
.map(|character| if character.is_ascii_alphanumeric() { character } else { '-' })
.collect::<String>();
let output_path = std::env::temp_dir()
.join(format!("ely-servo-sidecar-{}-{site_name}.rgba", std::process::id()));
if output_path.exists() {
std::fs::remove_file(&output_path)?;
}
let output = Command::new(env!("CARGO_BIN_EXE_ely_servo_sidecar"))
.arg("snapshot")
.arg("--url")
.arg(site_url)
.arg("--rgba-out")
.arg(&output_path)
.arg("--width")
.arg(WIDTH.to_string())
.arg("--height")
.arg(HEIGHT.to_string())
.output()?;
assert!(
output.status.success(),
"{site_url}\nstatus: {:?}\nstdout: {}\nstderr: {}",
output.status.code(),
String::from_utf8_lossy(&output.stdout),
String::from_utf8_lossy(&output.stderr)
);
let report: serde_json::Value = serde_json::from_slice(&output.stdout)?;
assert_eq!(report_field_as_u64(&report, "width")?, WIDTH, "{site_url}");
assert_eq!(report_field_as_u64(&report, "height")?, HEIGHT, "{site_url}");
assert_eq!(report_field_as_u64(&report, "rgba_byte_count")?, WIDTH * HEIGHT * 4, "{site_url}");
assert!(report_field_as_u64(&report, "non_white_pixel_count")? > 0, "{site_url}");
assert!(report_field_as_u64(&report, "sample_hash")? > 0, "{site_url}");
assert_eq!(std::fs::metadata(&output_path)?.len(), WIDTH * HEIGHT * 4);
std::fs::remove_file(&output_path)?;
Ok(())
}
fn report_field_as_u64(
report: &serde_json::Value,
field: &'static str,
) -> Result<u64, Box<dyn Error>> {
report
.get(field)
.and_then(serde_json::Value::as_u64)
.ok_or_else(|| format!("missing numeric report field: {field}").into())
}