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extern crate goldenfile;
use std::fs::{self};
use std::io::Write;
use goldenfile::Mint;
#[test]
fn binary_match() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file1 = mint.new_goldenfile("binary_match1.bin").unwrap();
let mut file2 = mint.new_goldenfile("binary_match2.bin").unwrap();
file1.write_all(b"").unwrap();
file2.write_all(b"\x00\x01\x02").unwrap();
}
#[test]
fn goldenpath() {
let mut mint = Mint::new("tests/goldenfiles");
let path = mint.new_goldenpath("goldenpath.txt").unwrap();
fs::write(path, "Hello world!\n").unwrap();
}
#[test]
fn subdir() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file1 = mint.new_goldenfile("subdir/file1.txt").unwrap();
writeln!(file1, "File in subdir").unwrap();
}
#[test]
#[should_panic(expected = "File sizes differ: Old file is 2 bytes, new file is 3 bytes")]
fn binary_size_diff() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file = mint.new_goldenfile("binary_size_diff.bin").unwrap();
file.write_all(b"\x00\x01\x02").unwrap();
}
#[test]
#[should_panic(expected = "Files differ at byte 3")]
fn binary_content_diff() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file = mint.new_goldenfile("binary_content_diff.bin").unwrap();
file.write_all(b"\x00\x01\x02").unwrap();
}
#[test]
fn text_match() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file1 = mint.new_goldenfile("match1.txt").unwrap();
let mut file2 = mint.new_goldenfile("match2.txt").unwrap();
writeln!(file1, "Hello world!").unwrap();
writeln!(file2, "foobar").unwrap();
}
#[test]
#[should_panic(expected = "foobar")]
fn text_diff() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file1 = mint.new_goldenfile("text_diff1.txt").unwrap();
let mut file2 = mint.new_goldenfile("text_diff2.txt").unwrap();
writeln!(file1, "Hello world!").unwrap();
writeln!(file2, "monkeybrains").unwrap();
}
#[test]
#[should_panic(expected = "Path must be relative")]
fn absolute_path() {
let mut mint = Mint::new("tests/goldenfiles");
mint.new_goldenfile("/bar").unwrap();
}
#[test]
#[should_panic(expected = "assertion failed")]
fn external_panic() {
let mut mint = Mint::new("tests/goldenfiles");
let mut file1 = mint.new_goldenfile("panic.txt").unwrap();
writeln!(file1, "new").unwrap();
assert!(false);
}
fn update() {
fs::remove_file("tests/goldenfiles/update_env1.txt").unwrap();
fs::remove_file("tests/goldenfiles/update_env2.txt").unwrap();
let mut mint = Mint::new("tests/goldenfiles");
let mut file1 = mint.new_goldenfile("update_env1.txt").unwrap();
let mut file2 = mint.new_goldenfile("update_env2.txt").unwrap();
writeln!(file1, "Hello world!").unwrap();
writeln!(file2, "foobar").unwrap();
mint.update_goldenfiles()
}
#[test]
fn nonempty() {
let mut mint = Mint::new_nonempty("tests/goldenfiles");
let mut file = mint.new_goldenfile("nonempty.txt").unwrap();
mint.new_goldenfile("empty.txt").unwrap();
writeln!(file, "Some content").unwrap();
}
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