Conrad Kramer
102 lines
3.6 KiB
Rust
102 lines
3.6 KiB
Rust
#[macro_use]
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extern crate objc;
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extern crate cocoa;
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#[cfg(test)]
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mod foundation {
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mod nsstring {
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use cocoa::foundation::{NSString};
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use cocoa::base::{nil};
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use std::slice;
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use std::str;
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#[test]
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fn test_utf8() {
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let expected = "Iñtërnâtiônàlizætiøn";
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unsafe {
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let built = NSString::alloc(nil).init_str(expected);
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let bytes = built.UTF8String() as *const u8;
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let objc_string = str::from_utf8(slice::from_raw_parts(bytes, built.len())).unwrap();
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assert!(objc_string.len() == expected.len());
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assert!(objc_string == expected);
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}
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}
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#[test]
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fn test_string() {
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let expected = "Hello World!";
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unsafe {
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let built = NSString::alloc(nil).init_str(expected);
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let bytes = built.UTF8String() as *const u8;
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let objc_string = str::from_utf8(slice::from_raw_parts(bytes, built.len())).unwrap();
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assert!(objc_string.len() == expected.len());
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assert!(objc_string == expected);
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}
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}
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#[test]
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fn test_length() {
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let expected = "Hello!";
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unsafe {
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let built = NSString::alloc(nil).init_str(expected);
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assert!(built.len() == expected.len());
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}
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}
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#[test]
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fn test_append_by_appending_string() {
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let initial_str = "Iñtërnâtiônàlizætiøn";
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let to_append = "_more_strings";
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let expected = concat!("Iñtërnâtiônàlizætiøn", "_more_strings");
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unsafe {
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let built = NSString::alloc(nil).init_str(initial_str);
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let built_to_append = NSString::alloc(nil).init_str(to_append);
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let append_string = built.stringByAppendingString_(built_to_append);
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let bytes = append_string.UTF8String() as *const u8;
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let objc_string = str::from_utf8(slice::from_raw_parts(bytes, append_string.len())).unwrap();
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assert!(objc_string == expected);
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}
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}
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}
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mod nsfastenumeration {
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use std::str;
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use std::slice;
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use cocoa::foundation::{NSString, NSFastEnumeration};
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use cocoa::base::{id, nil};
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#[test]
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fn test_iter() {
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unsafe {
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let string = NSString::alloc(nil).init_str("this is a test string");
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let separator = NSString::alloc(nil).init_str(" ");
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let components: id = msg_send![string, componentsSeparatedByString:separator];
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let combined = components.iter()
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.map(|s| {
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let bytes = s.UTF8String() as *const u8;
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str::from_utf8(slice::from_raw_parts(bytes, s.len())).unwrap()
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})
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.fold(String::new(), |mut acc, s| { acc.push_str(s); acc });
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assert_eq!(combined, "thisisateststring");
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}
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}
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#[test]
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#[should_panic]
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fn test_mutation() {
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unsafe {
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let string = NSString::alloc(nil).init_str("this is a test string");
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let separator = NSString::alloc(nil).init_str(" ");
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let components: id = msg_send![string, componentsSeparatedByString:separator];
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let mut_components: id = msg_send![components, mutableCopy];
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let mut iter = mut_components.iter();
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iter.next();
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msg_send![mut_components, removeObjectAtIndex:1];
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iter.next();
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}
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}
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}
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}
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