From 5b17fa777a3e2d5ba52e268026c54dc462716d86 Mon Sep 17 00:00:00 2001 From: Trevor Merritt Date: Mon, 2 Jun 2025 08:10:12 -0400 Subject: [PATCH] Initial commit --- .cargo/config.toml | 3 + .gitignore | 2 + .idea/.gitignore | 5 + .idea/modules.xml | 8 + .idea/trevors_utilities.iml | 11 + .idea/vcs.xml | 6 + Cargo.lock | 493 ++++++++++++++++++++++++++++++++++++ Cargo.toml | 10 + src/bin/test.rs | 4 + src/lib.rs | 2 + src/test_compression.rs | 72 ++++++ src/test_loader.rs | 15 ++ 12 files changed, 631 insertions(+) create mode 100644 .cargo/config.toml create mode 100644 .gitignore create mode 100644 .idea/.gitignore create mode 100644 .idea/modules.xml create mode 100644 .idea/trevors_utilities.iml create mode 100644 .idea/vcs.xml create mode 100644 Cargo.lock create mode 100644 Cargo.toml create mode 100644 src/bin/test.rs create mode 100644 src/lib.rs create mode 100644 src/test_compression.rs create mode 100644 src/test_loader.rs diff --git a/.cargo/config.toml b/.cargo/config.toml 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env!("CARGO_MANIFEST_DIR")); +} diff --git a/src/lib.rs b/src/lib.rs new file mode 100644 index 0000000..680618c --- /dev/null +++ b/src/lib.rs @@ -0,0 +1,2 @@ +pub mod test_loader; +pub mod test_compression; diff --git a/src/test_compression.rs b/src/test_compression.rs new file mode 100644 index 0000000..e81501e --- /dev/null +++ b/src/test_compression.rs @@ -0,0 +1,72 @@ +use std::fs::File; +use std::io::{Read, Write}; +use std::path::Path; +use flate2::Compression; +use flate2::read::DeflateDecoder; +use flate2::write::DeflateEncoder; +use tempfile::tempfile; + +pub struct TestCompression {} + +impl TestCompression { + pub fn compress_string(input: &str) -> Vec { + let mut encoder = DeflateEncoder::new(Vec::new(), Compression::default()); + encoder + .write_all(input.as_bytes()) + .expect("Failed to write data"); + encoder.finish().expect("Failed to finish compression") + } + pub fn decompress_to_string(compressed_data: &[u8]) -> Result { + let mut decoder = DeflateDecoder::new(compressed_data); + let mut decompressed = String::new(); + decoder.read_to_string(&mut decompressed)?; + Ok(decompressed) + } + + /// Load a pre-compressed test result to a string for comparison in an assert macro + pub fn load_compressed_file_to_string(source: &Path) -> String { + let mut compressed_file = File::open(&source).expect(format!("Unable to open compressed file at [{}]", source.display()).as_str()); + let mut compressed_data = Vec::new(); + compressed_file.read_to_end(&mut compressed_data) + .expect(format!("Unable to read compressed data from [{}]", source.display()).as_str()); + TestCompression::decompress_to_string(&compressed_data).unwrap() + } + + /// Save a str to a specified file as compressed data + pub fn save_string_as_compressed_data(source: &str, target_file: &Path) { + let mut compressed_file = File::open(&target_file).expect(format!("Unable to open target file [{}]", target_file.display()).as_str()); + let compressed_data = TestCompression::compress_string(source); + compressed_file.write_all(&compressed_data).expect(format!("Unable to write compressed data to [{}]", target_file.display()).as_str()); + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn smoke() { + assert!(true) + } + + #[test] + fn compression_round_trip() { + let to_compress = "The quick brown fox jumps over the lazy dog."; + + let compressed_text = TestCompression::compress_string(to_compress); + let decompressed_text = TestCompression::decompress_to_string(&compressed_text).unwrap(); + assert_eq!(to_compress, decompressed_text); + } + + #[test] + fn file_compression_round_trip() { + // compress string to file... + let string_to_compress = "The quick brown fox jumps over the lazy dog."; + let compressed_string = TestCompression::compress_string(string_to_compress); + let temp_target = tempfile().unwrap(); + // + // ...decompress from file... + // + // ...verify its the same. + } +} diff --git a/src/test_loader.rs b/src/test_loader.rs new file mode 100644 index 0000000..2f7421c --- /dev/null +++ b/src/test_loader.rs @@ -0,0 +1,15 @@ +use std::path::Path; + +pub fn load_test_result(base_path: &Path, suffix: String) -> String { + let full_path = format!("{}/{}", base_path.display(), suffix); + std::fs::read_to_string(full_path).unwrap() +} + +pub fn load_compressed_test_result(base_path: &Path, suffix: String) -> String { + // first load the data... + + // ...then decompress it... + // let raw_result = decompress_to_string(compressed_result); + // ...finally return it + String::new() +}