48 lines
1.6 KiB
Rust
48 lines
1.6 KiB
Rust
extern crate proverb;
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use proverb::build_proverb;
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#[test]
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fn test_two_pieces() {
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let input = vec!["nail", "shoe"];
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let expected = vec!["For want of a nail the shoe was lost.",
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"And all for the want of a nail."].join("\n");
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assert_eq!(build_proverb(input), expected);
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}
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// Notice the change in the last line at three pieces.
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#[test]
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fn test_three_pieces() {
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let input = vec!["nail", "shoe", "horse"];
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let expected = vec!["For want of a nail the shoe was lost.",
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"For want of a shoe the horse was lost.",
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"And all for the want of a horseshoe nail."].join("\n");
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assert_eq!(build_proverb(input), expected);
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}
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#[test]
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fn test_one_piece() {
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let input = vec!["nail"];
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let expected = String::from("And all for the want of a nail.");
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assert_eq!(build_proverb(input), expected);
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}
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#[test]
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fn test_zero_pieces() {
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let input: Vec<&str> = vec![];
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let expected = String::new();
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assert_eq!(build_proverb(input), expected);
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}
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#[test]
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fn test_full() {
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let input = vec!["nail", "shoe", "horse", "rider", "message", "battle", "kingdom"];
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let expected = vec!["For want of a nail the shoe was lost.",
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"For want of a shoe the horse was lost.",
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"For want of a horse the rider was lost.",
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"For want of a rider the message was lost.",
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"For want of a message the battle was lost.",
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"For want of a battle the kingdom was lost.",
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"And all for the want of a horseshoe nail."].join("\n");
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assert_eq!(build_proverb(input), expected);
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}
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