java.rs/tests/class_tests.rs
2023-09-23 06:28:59 +02:00

100 lines
No EOL
3.6 KiB
Rust

mod test {
use std::rc::Rc;
use classfile_reader::CpEntry::*;
use classfile_reader::types::{Attribute, Class, Field, Method};
#[test]
fn get_version() {
assert_eq!((55, 0), get_class().get_version());
}
#[test]
fn get_methods() {
let class = get_class();
assert_eq!("public <init>(Ljava/lang/String;)V", &class.methods[0].name());
assert_eq!("public getName()Ljava/lang/String;", &class.methods[1].name());
assert_eq!("public print()V", &class.methods[2].name());
}
#[test]
fn get_fields() {
let class = get_class();
assert_eq!("private final Ljava/lang/String; name", &class.fields[0].name())
}
#[test]
fn get_code() {
let class = get_class();
println!("{:?}", &class.methods[0].get_code());
println!("{:?}", &class.methods[1].get_code());
}
fn get_class() -> Class {
let cp = Rc::new(vec![
MethodRef(6, 19),
Fieldref(5, 20),
Fieldref(21, 22),
MethodRef(23, 24),
ClassRef(25),
ClassRef(26),
Utf8("name".to_owned()),
Utf8("Ljava/lang/String;".to_owned()),
Utf8("<init>".to_owned()),
Utf8("(Ljava/lang/String;)V".to_owned()), //10
Utf8("Code".to_owned()),
Utf8("LineNumberTable".to_owned()),
Utf8("getName".to_owned()),
Utf8("()Ljava/lang/String;".to_owned()),
Utf8("print".to_owned()),
Utf8("()V".to_owned()),
Utf8("SourceFile".to_owned()),
Utf8("Dummy.java".to_owned()),
NameAndType(9, 16),
NameAndType(7, 8), //20
ClassRef(27),
NameAndType(28, 29),
ClassRef(30),
NameAndType(31, 10),
Utf8("dummy/Dummy".to_owned()),
Utf8("java/lang/Object".to_owned()),
Utf8("java/lang/System".to_owned()),
Utf8("out".to_owned()),
Utf8("Ljava/io/PrintStream;".to_owned()),
Utf8("java/io/PrintStream".to_owned()),
Utf8("println".to_owned()),
]);
Class {
minor_version: 0,
major_version: 55,
constant_pool: cp.clone(),
access_flags: 33,
this_class: 5,
super_class: 6,
interfaces: vec![],
methods: vec![
Method::new(
cp.clone(), 1, 9, 10, vec![Attribute {
attribute_name_index: 11,
info: vec![0, 2, 0, 2, 0, 0, 0, 10, 42, 183, 0, 1, 42, 43, 181, 0, 2, 177, 0,
0, 0, 1, 0, 12, 0, 0, 0, 14, 0, 3, 0, 0, 0, 7, 0, 4, 0, 8, 0, 9, 0, 9],
}],
),
Method::new(
cp.clone(), 1, 13, 14, vec![Attribute {
attribute_name_index: 11,
info: vec![0, 1, 0, 1, 0, 0, 0, 5, 42, 180, 0, 2, 176, 0, 0, 0, 1, 0, 12, 0,
0, 0, 6, 0, 1, 0, 0, 0, 12],
}],
),
Method::new(cp.clone(), 1, 15, 16, vec![Attribute {
attribute_name_index: 11,
info: vec![0, 2, 0, 1, 0, 0, 0, 11, 178, 0, 3, 42, 180, 0, 2, 182, 0, 4, 177, 0,
0, 0, 1, 0, 12, 0, 0, 0, 10, 0, 2, 0, 0, 0, 16, 0, 10, 0, 17],
}]),
],
fields: vec![Field::new(cp, 18, 7, 8, vec![])],
attributes: vec![Attribute { attribute_name_index: 17, info: vec![0, 18] }],
}
}
}