Add argparse 0.2.2 as a dependency

This patch adds the crate rust-argparse [0] in version 0.2.2 as a
dependency, as discussed in issue #4.

[0]  https://github.com/tailhook/rust-argparse

Import subrepo argparse/:argparse at 0de60a5e6d9ee1a3570d6089afd3ccd6ed7480c5

1 files changed, 30 insertions, 0 deletions

diff --git a/argparse/src/test_path.rs b/argparse/src/test_path.rs
new file mode 100644
index 0000000..868ae8c
--- /dev/null
+++ b/argparse/src/test_path.rs
@@ -0,0 +1,30 @@
+use std::path::PathBuf;
+use parser::ArgumentParser;
+use super::Parse;
+use test_parser::{check_ok};
+
+fn parse_str(args: &[&str]) -> PathBuf {
+    let mut val: PathBuf = From::from("");
+    {
+        let mut ap = ArgumentParser::new();
+        ap.refer(&mut val)
+          .add_option(&["-s", "--set"], Parse,
+            "Set path value");
+        check_ok(&ap, args);
+    }
+    return val;
+}
+
+#[test]
+fn test_path() {
+    assert_eq!(parse_str(&["./argparse_test", "-s", "/hello"]),
+               PathBuf::from("/hello"));
+    assert_eq!(parse_str(&["./argparse_test", "--set", "a///b/../c"]),
+               PathBuf::from("a/b/../c"));
+}
+
+#[test]
+#[should_panic]
+fn test_err() {
+    parse_str(&["./argparse_test", "--set"]);
+}