From 7e84f2e6db1028f60193ecd40ee935fe629902cb Mon Sep 17 00:00:00 2001
From: Vincent Breitmoser <look@my.amazin.horse>
Date: Sun, 20 Jan 2019 12:48:24 +0100
Subject: introcue stdin buffer for tests

---
 src/utils/fileutil.rs | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

(limited to 'src/utils/fileutil.rs')

diff --git a/src/utils/fileutil.rs b/src/utils/fileutil.rs
index c60ac51..fca810e 100644
--- a/src/utils/fileutil.rs
+++ b/src/utils/fileutil.rs
@@ -53,12 +53,6 @@ pub fn read_lines_from_file(filepath: &Path) -> io::Result<impl Iterator<Item =
   lines.map(|result| result.into_iter())
 }
 
-pub fn read_single_char_from_stdin() -> io::Result<char> {
-  let stdin = std::io::stdin();
-  let stdinlock = stdin.lock();
-  read_single_char(stdinlock)
-}
-
 pub fn read_single_char(mut source: impl BufRead) -> io::Result<char> {
   let mut buf = String::new();
   source.read_line(&mut buf)?;
@@ -66,13 +60,26 @@ pub fn read_single_char(mut source: impl BufRead) -> io::Result<char> {
   buf.chars().next().ok_or_else(|| io::Error::new(io::ErrorKind::Other, "calendar has no path"))
 }
 
+pub fn read_single_char_from_stdin() -> io::Result<char> {
+  let stdin = std::io::stdin();
+  let stdinlock = stdin.lock();
+  read_single_char(stdinlock)
+}
+
+#[cfg(not(test))]
 pub fn read_lines_from_stdin() -> io::Result<Vec<String>> {
   let stdin = io::stdin();
   let lines = stdin.lock().lines();
-
   lines.collect()
 }
 
+#[cfg(test)]
+pub fn read_lines_from_stdin() -> io::Result<Vec<String>> {
+  use testutils;
+  let lines = testutils::test_stdin_clear();
+  Ok(lines)
+}
+
 pub fn read_file_to_string(path: &Path) -> io::Result<String> {
   let mut file = fs::File::open(&path)?;
   let mut contents = String::new();
-- 
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