ankjevel
diff --git a/‎README.md
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diff --git a/‎day_05/Cargo.toml
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diff --git a/‎day_05/src/bin/main.rs
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diff --git a/‎day_05/src/lib.rs
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diff --git a/‎day_05/src/main.rs
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@@ -9,3 +9,4 @@
 - [Day 4](https://github.com/ankjevel/adventofcode/tree/2019/day_04) 🌟 🌟
 - [Day 5](https://github.com/ankjevel/adventofcode/tree/2019/day_05) 🌟 🌟
 - [Day 6](https://github.com/ankjevel/adventofcode/tree/2019/day_06) 🌟 🌟
+- [Day 7](https://github.com/ankjevel/adventofcode/tree/2019/day_07) 🌟
@@ -5,3 +5,7 @@ authors = ["Dennis Pettersson <mail@dennispettersson.se>"]
 edition = "2018"
 
 [dependencies]
+
+[[bin]]
+name = "day_04"
+path = "src/bin/main.rs"
@@ -0,0 +1,74 @@
+use ::day_05::{parse_input, program::Program};
+use std::io::Result;
+
+#[allow(dead_code)]
+fn main() -> Result<()> {
+    let input = parse_input(include_str!("../../../input/day_05"));
+    let mut program = Program::new(&input[0]);
+
+    program.new_input(&vec![1]);
+    program.run();
+    println!("part_01: {:?}", program.output);
+
+    program.new_input(&vec![5]);
+    program.run();
+    println!("part_02: {:?}", program.output);
+
+    Ok(())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const EXAMPLE_DATA_FROM_DAY_02: &'static str = "
+        1,0,0,0,99
+        2,3,0,3,99
+        2,4,4,5,99,0
+        1,1,1,4,99,5,6,0,99
+    ";
+
+    const EXAMPLE_DATA_01: &'static str = "
+        1101,100,-1,4,0
+        1002,4,3,4,33
+    ";
+
+    #[test]
+    fn it_still_works_with_example_data_from_day_02() {
+        let input = parse_input(EXAMPLE_DATA_FROM_DAY_02);
+
+        let results = input
+            .iter()
+            .map(|row| {
+                let mut program = Program::new(&row);
+                program.run();
+
+                program.memory
+            })
+            .collect::<Vec<Vec<i32>>>();
+
+        assert_eq!(results[0], [2, 0, 0, 0, 99]);
+        assert_eq!(results[1], [2, 3, 0, 6, 99]);
+        assert_eq!(results[2], [2, 4, 4, 5, 99, 9801]);
+        assert_eq!(results[3], [30, 1, 1, 4, 2, 5, 6, 0, 99]);
+    }
+
+    #[test]
+    fn examples_for_part_1() {
+        let input = parse_input(EXAMPLE_DATA_01);
+
+        let results = input
+            .iter()
+            .map(|row| {
+                let mut program = Program::new(&row);
+                program.run();
+                program
+            })
+            .collect::<Vec<Program>>();
+
+        assert_eq!(results[0].memory, [1101, 100, -1, 4, 99]);
+        assert_eq!(results[1].memory, [1002, 4, 3, 4, 99]);
+        assert_eq!(results[0].output, []);
+        assert_eq!(results[1].output, []);
+    }
+}
@@ -0,0 +1,15 @@
+pub fn parse_input(string: &str) -> Vec<Vec<i32>> {
+    string
+        .lines()
+        .map(|string| string.trim())
+        .filter(|string| !string.is_empty())
+        .map(|string| {
+            string
+                .split(',')
+                .map(|part| part.parse::<i32>().unwrap())
+                .collect::<Vec<i32>>()
+        })
+        .collect()
+}
+
+pub mod program;