Vendor dependencies for 0.3.0 release

vendor/petgraph/benches/page_rank.rs

@@ -0,0 +1,36 @@
+#![feature(test)]
+extern crate petgraph;
+extern crate test;
+
+use test::Bencher;
+
+use petgraph::algo::page_rank;
+
+#[allow(dead_code)]
+mod common;
+
+use common::directed_fan;
+
+#[cfg(feature = "rayon")]
+use petgraph::algo::page_rank::parallel_page_rank;
+#[cfg(feature = "rayon")]
+use rayon::prelude::*;
+
+#[bench]
+fn page_rank_bench(bench: &mut Bencher) {
+    static NODE_COUNT: usize = 500;
+    let g = directed_fan(NODE_COUNT);
+    bench.iter(|| {
+        let _ranks = page_rank(&g, 0.6_f64, 10);
+    });
+}
+
+#[bench]
+#[cfg(feature = "rayon")]
+fn par_page_rank_bench(bench: &mut Bencher) {
+    static NODE_COUNT: usize = 2_000;
+    let g = directed_fan(NODE_COUNT);
+    bench.iter(|| {
+        let _ranks = parallel_page_rank(&g, 0.6_f64, 100, None);
+    });
+}