157 lines
4.1 KiB
Rust
157 lines
4.1 KiB
Rust
use rhai::{Engine, EvalAltResult, INT};
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#[test]
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fn test_string() -> Result<(), Box<EvalAltResult>> {
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let engine = Engine::new();
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assert_eq!(
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engine.eval::<String>(r#""Test string: \u2764""#)?,
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"Test string: ❤"
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);
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assert_eq!(
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engine.eval::<String>(r#""Test string: \x58""#)?,
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"Test string: X"
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);
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assert_eq!(engine.eval::<String>(r#""\"hello\"""#)?, r#""hello""#);
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assert_eq!(engine.eval::<String>(r#""foo" + "bar""#)?, "foobar");
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assert!(engine.eval::<bool>(r#"let y = "hello, world!"; "world" in y"#)?);
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assert!(engine.eval::<bool>(r#"let y = "hello, world!"; 'w' in y"#)?);
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assert!(!engine.eval::<bool>(r#"let y = "hello, world!"; "hey" in y"#)?);
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assert_eq!(engine.eval::<String>(r#""foo" + 123"#)?, "foo123");
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#[cfg(not(feature = "no_object"))]
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assert_eq!(engine.eval::<String>("to_string(42)")?, "42");
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#[cfg(not(feature = "no_index"))]
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assert_eq!(engine.eval::<char>(r#"let y = "hello"; y[1]"#)?, 'e');
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#[cfg(not(feature = "no_object"))]
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assert_eq!(engine.eval::<INT>(r#"let y = "hello"; y.len"#)?, 5);
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#[cfg(not(feature = "no_object"))]
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assert_eq!(
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engine.eval::<INT>(r#"let y = "hello"; y.clear(); y.len"#)?,
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0
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);
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assert_eq!(engine.eval::<INT>(r#"let y = "hello"; len(y)"#)?, 5);
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#[cfg(not(feature = "no_object"))]
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#[cfg(not(feature = "no_index"))]
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assert_eq!(engine.eval::<char>(r#"let y = "hello"; y[y.len-1]"#)?, 'o');
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#[cfg(not(feature = "no_float"))]
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assert_eq!(engine.eval::<String>(r#""foo" + 123.4556"#)?, "foo123.4556");
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Ok(())
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}
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#[cfg(not(feature = "no_object"))]
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#[test]
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fn test_string_substring() -> Result<(), Box<EvalAltResult>> {
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let engine = Engine::new();
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.sub_string(-1, 2)"#
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)?,
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"❤❤"
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.sub_string(1, 5)"#
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)?,
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"❤❤ he"
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.sub_string(1)"#
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)?,
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"❤❤ hello! ❤❤❤"
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.sub_string(99)"#
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)?,
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""
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.sub_string(1, -1)"#
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)?,
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""
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.sub_string(1, 999)"#
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)?,
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"❤❤ hello! ❤❤❤"
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.crop(1, -1); x"#
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)?,
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""
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.crop(4, 6); x"#
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)?,
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"hello!"
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);
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assert_eq!(
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engine.eval::<String>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.crop(1, 999); x"#
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)?,
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"❤❤ hello! ❤❤❤"
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);
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assert_eq!(
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engine.eval::<INT>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.index_of('\u2764')"#
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)?,
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0
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);
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assert_eq!(
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engine.eval::<INT>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.index_of('\u2764', 5)"#
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)?,
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11
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);
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assert_eq!(
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engine.eval::<INT>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.index_of('\u2764', -1)"#
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)?,
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0
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);
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assert_eq!(
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engine.eval::<INT>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.index_of('\u2764', 999)"#
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)?,
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-1
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);
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assert_eq!(
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engine.eval::<INT>(
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r#"let x = "\u2764\u2764\u2764 hello! \u2764\u2764\u2764"; x.index_of('x')"#
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)?,
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-1
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);
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Ok(())
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}
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