New share format. (#13)

* Removing Coverall support until fixed. (See #12)

* Changing Cargo license.

* New wrapping of share data to support signatures.

tests/recovery_errors.rs

@@ -0,0 +1,98 @@
+extern crate rusty_secrets;
+
+use rusty_secrets::{recover_secret};
+
+#[test]
+#[should_panic(expected = "Not enough shares provided!")]
+fn test_recover_sellibitze_no_shares() {
+    let shares = vec![];
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Share parse error: Expected 3 parts separated by a minus sign")]
+fn test_recover_2_parts_share() {
+    let share1 = "2-1-CgmKQZHMO+5n5pU".to_string();
+    let share2 = "2-2".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Integer parsing error")]
+fn test_recover_incorrect_share_num() {
+    let share1 = "2-1-CgnlCxRNtnkzENE".to_string();
+    let share2 = "2-DEFINITLY_NAN-CgkAnUgP3lfwjyM".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Share parse error: Illegal K,N parameters")]
+fn test_recover_0_share_num() {
+    let share1 = "2-0-1YAYwmOHqZ69jA".to_string();
+    let share2 = "2-1-YJZQDGm22Y77Gw".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Share parse error: Base64 decoding of data block failed")]
+fn test_recover_invalid_b64() {
+    let share1 = "2-1-CgnlCxRNtnkzENE".to_string();
+    let share2 = "2-1-YJZQDG((((m22Y)))77Gw".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Incompatible shares")]
+fn test_recover_invalid_b64_size() {
+    let share1 = "2-1-CgnlCxRNtnkzENE".to_string();
+    let share2 = "3-5-Cgl/3sS13REq2X8".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Duplicate Share Number")]
+fn test_recover_duplicate_shares_number() {
+    let share1 = "2-1-CgnlCxRNtnkzENE".to_string();
+    let share2 = "2-1-CgkAnUgP3lfwjyM".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Duplicate Share Data")]
+fn test_recover_duplicate_shares_data() {
+    let share1 = "2-1-CgnlCxRNtnkzENE".to_string();
+    let share2 = "2-2-CgnlCxRNtnkzENE".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}
+
+#[test]
+#[should_panic(expected = "Not enough shares provided!")]
+fn test_recover_too_few_shares() {
+    let share1 = "3-1-ChbcCdSZOaMn6DM1jFca2P6/0WRlP7AK".to_string();
+    let share2 = "3-2-ChbG46L1zRszs0PPn63XnnupmZTcgYJ3".to_string();
+
+    let shares = vec![share1, share2];
+
+    recover_secret(shares).unwrap();
+}