54 lines
1.2 KiB
Rust
54 lines
1.2 KiB
Rust
#[derive(Clone, Debug, Eq, PartialEq)]
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pub struct Variable {
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pub id: String,
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pub initial_value: String,
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}
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impl From<String> for Variable {
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fn from(string: String) -> Variable {
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let id_value: Vec<&str> = string.lines().collect();
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let id = id_value[0].replace("VAR ", "").to_string();
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let initial_value = if id_value.len() == 1 {
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"".to_string()
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} else {
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id_value[1..].join("")
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};
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Variable { id, initial_value }
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}
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}
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impl ToString for Variable {
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fn to_string(&self) -> String {
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format!("VAR {}\n{}", self.id, self.initial_value)
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}
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}
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#[cfg(test)]
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mod test {
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use crate::variable::Variable;
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#[test]
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fn variable_from_string() {
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assert_eq!(
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Variable::from("VAR a\n42".to_string()),
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Variable {
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id: "a".to_string(),
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initial_value: "42".to_string()
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}
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);
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}
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#[test]
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fn variable_to_string() {
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let output = Variable {
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id: "c".to_string(),
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initial_value: "57".to_string(),
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}
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.to_string();
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let expected = "VAR c\n57".to_string();
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assert_eq!(output, expected);
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}
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}
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