tests: adds tests for querying indices

tests/indices.rs

@@ -0,0 +1,163 @@
+extern crate clap;
+extern crate regex;
+
+include!("../clap-test.rs");
+
+use clap::{App, ArgMatches, Arg, ErrorKind};
+
+#[test]
+fn indices_mult_opts() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.takes_value(true)
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.takes_value(true)
+			.multiple(true))
+		.get_matches_from(vec!["ind", "-e", "A", "B", "-i", "B", "C", "-e", "C"]);
+
+		assert_eq!(m.indices_of("exclude").unwrap().collect::<Vec<_>>(), &[2, 3, 8]);
+		assert_eq!(m.indices_of("include").unwrap().collect::<Vec<_>>(), &[5, 6]);
+}
+
+#[test]
+fn index_mult_opts() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.takes_value(true)
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.takes_value(true)
+			.multiple(true))
+		.get_matches_from(vec!["ind", "-e", "A", "B", "-i", "B", "C", "-e", "C"]);
+
+		assert_eq!(m.index_of("exclude"), Some(2));
+		assert_eq!(m.index_of("include"), Some(5));
+}
+
+#[test]
+fn index_flag() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e"))
+		.arg(Arg::with_name("include")
+			.short("i"))
+		.get_matches_from(vec!["ind", "-e", "-i"]);
+
+		assert_eq!(m.index_of("exclude"), Some(1));
+		assert_eq!(m.index_of("include"), Some(2));
+}
+
+#[test]
+fn index_flags() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.multiple(true))
+		.get_matches_from(vec!["ind", "-e", "-i", "-e", "-e", "-i"]);
+
+		assert_eq!(m.index_of("exclude"), Some(1));
+		assert_eq!(m.index_of("include"), Some(2));
+}
+
+#[test]
+fn indices_mult_flags() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.multiple(true))
+		.get_matches_from(vec!["ind", "-e", "-i", "-e", "-e", "-i"]);
+
+		assert_eq!(m.indices_of("exclude").unwrap().collect::<Vec<_>>(), &[1, 3, 4]);
+		assert_eq!(m.indices_of("include").unwrap().collect::<Vec<_>>(), &[2, 5]);
+}
+
+#[test]
+fn indices_mult_flags_combined() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.multiple(true))
+		.get_matches_from(vec!["ind", "-eieei"]);
+
+		assert_eq!(m.indices_of("exclude").unwrap().collect::<Vec<_>>(), &[1, 3, 4]);
+		assert_eq!(m.indices_of("include").unwrap().collect::<Vec<_>>(), &[2, 5]);
+}
+
+#[test]
+fn indices_mult_flags_opt_combined() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.multiple(true))
+		.arg(Arg::with_name("option")
+			.short("0")
+			.takes_value(true))
+		.get_matches_from(vec!["ind", "-eieeio", "val"]);
+
+		assert_eq!(m.indices_of("exclude").unwrap().collect::<Vec<_>>(), &[1, 3, 4]);
+		assert_eq!(m.indices_of("include").unwrap().collect::<Vec<_>>(), &[2, 5]);
+		assert_eq!(m.indices_of("option").unwrap().collect::<Vec<_>>(), &[7]);
+}
+
+#[test]
+fn indices_mult_flags_opt_combined_eq() {
+	let m = App::new("ind")
+		.arg(Arg::with_name("exclude")
+			.short("e")
+			.multiple(true))
+		.arg(Arg::with_name("include")
+			.short("i")
+			.multiple(true))
+		.arg(Arg::with_name("option")
+			.short("0")
+			.takes_value(true))
+		.get_matches_from(vec!["ind", "-eieeio=val"]);
+
+		assert_eq!(m.indices_of("exclude").unwrap().collect::<Vec<_>>(), &[1, 3, 4]);
+		assert_eq!(m.indices_of("include").unwrap().collect::<Vec<_>>(), &[2, 5]);
+		assert_eq!(m.indices_of("option").unwrap().collect::<Vec<_>>(), &[7]);
+}
+
+#[test]
+fn indices_mult_opt_value_delim_eq() {
+    let m = App::new("myapp")
+	    .arg(Arg::with_name("option")
+		    .short("o")
+		    .takes_value(true)
+		    .multiple(true))
+	    .get_matches_from(vec!["myapp", "-o=val1,val2,val3"]);
+    assert_eq!(m.indices_of("option").unwrap().collect::<Vec<_>>(), &[2, 3, 4]);
+}
+
+#[test]
+fn indices_mult_opt_mult_flag() {
+    let m = App::new("myapp")
+    .arg(Arg::with_name("option")
+	    .short("o")
+	    .takes_value(true)
+	    .multiple(true))
+    .arg(Arg::with_name("flag")
+	    .short("f")
+	    .multiple(true))
+    .get_matches_from(vec!["myapp", "-o", "val1", "-f", "-o", "val2", "-f"]);
+
+    assert_eq!(m.indices_of("option").unwrap().collect::<Vec<_>>(), &[2, 5]);
+    assert_eq!(m.indices_of("flag").unwrap().collect::<Vec<_>>(), &[3, 6]);
+}