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[functional-tests] port thin_metadata_unpack tests to Rust.

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cargo test
This commit is contained in:
Joe Thornber 2020-08-05 10:00:44 +01:00
parent d2678fdf27
commit 904d9b0c84
4 changed files with 101 additions and 137 deletions
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4
functional-tests/run-tests.scm
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@ -1,10 +1,8 @@
(import (rnrs)
(test-runner)
(cache-functional-tests)
(era-functional-tests)
(thin-functional-tests))
(era-functional-tests))
(register-thin-tests)
(register-cache-tests)
(register-era-tests)

3
functional-tests/test-runner.scm
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@ -14,8 +14,7 @@
(only (srfi s1 lists) break)
(regex)
(srfi s8 receive)
(temp-file)
(thin-functional-tests))
(temp-file))
;;------------------------------------------------

132
functional-tests/thin-functional-tests.scm
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@ -1,132 +0,0 @@
(library
(thin-functional-tests)
(export register-thin-tests)
(import
(chezscheme)
(bcache block-manager)
(disk-units)
(fmt fmt)
(functional-tests)
(process)
(scenario-string-constants)
(temp-file)
(thin xml)
(srfi s8 receive))
(define-tool thin-check)
(define-tool thin-delta)
(define-tool thin-dump)
(define-tool thin-restore)
(define-tool thin-rmap)
(define-tool thin-repair)
(define-tool thin-metadata-pack)
(define-tool thin-metadata-unpack)
(define-syntax with-thin-xml
(syntax-rules ()
((_ (v) b1 b2 ...)
(with-temp-file-containing ((v "thin.xml" (fmt #f (generate-xml 10 1000))))
b1 b2 ...))))
(define-syntax with-valid-metadata
(syntax-rules ()
((_ (md) b1 b2 ...)
(with-temp-file-sized ((md "thin.bin" (meg 4)))
(with-thin-xml (xml)
(run-ok (thin-restore "-i" xml "-o" md))
b1 b2 ...)))))
;;; It would be nice if the metadata was at least similar to valid data.
;;; Here I'm just using the start of the ls binary as 'random' data.
(define-syntax with-corrupt-metadata
(syntax-rules ()
((_ (md) b1 b2 ...)
(with-temp-file-sized ((md "thin.bin" (meg 4)))
(system (fmt #f "dd if=/usr/bin/ls of=" md " bs=4096 > /dev/null 2>&1"))
b1 b2 ...))))
(define-syntax with-empty-metadata
(syntax-rules ()
((_ (md) b1 b2 ...)
(with-temp-file-sized ((md "thin.bin" (meg 4)))
b1 b2 ...))))
(define (damage-superblock md)
(system (string-append "dd if=/dev/zero of=" md " bs=4K count=1 conv=notrunc > /dev/null 2>&1")))
(define-syntax with-damaged-superblock
(syntax-rules ()
((_ (md) b1 b2 ...)
(with-valid-metadata (md)
(damage-superblock md)
b1 b2 ...))))
;; We have to export something that forces all the initialisation expressions
;; to run.
(define (register-thin-tests) #t)
;;;-----------------------------------------------------------
;;; thin_metadata_unpack scenarios
;;;-----------------------------------------------------------
(define-scenario (thin-metadata-unpack version)
"accepts --version"
(run-ok-rcv (stdout _) (thin-metadata-unpack "--version")
(assert-equal "thin_metadata_unpack 0.9.0-rc2" stdout)))
(define-scenario (thin-metadata-unpack h)
"accepts -h"
(run-ok-rcv (stdout _) (thin-metadata-unpack "-h")
(assert-equal thin-metadata-unpack-help stdout)))
(define-scenario (thin-metadata-unpack help)
"accepts --help"
(run-ok-rcv (stdout _) (thin-metadata-unpack "--help")
(assert-equal thin-metadata-unpack-help stdout)))
(define-scenario (thin-metadata-unpack unrecognised-option)
"Unrecognised option should cause failure"
(with-valid-metadata (md)
(run-fail-rcv (stdout stderr) (thin-metadata-unpack "--unleash-the-hedgehogs")
(assert-starts-with "error: Found argument '--unleash-the-hedgehogs'" stderr))))
(define-scenario (thin-metadata-unpack missing-input-file)
"the input file wasn't specified"
(with-empty-metadata (md)
(run-fail-rcv (_ stderr) (thin-metadata-unpack "-o " md)
(assert-starts-with "error: The following required arguments were not provided:\n -i <DEV>" stderr))))
(define-scenario (thin-metadata-unpack no-such-input-file)
"the input file can't be found"
(with-empty-metadata (md)
(run-fail-rcv (_ stderr) (thin-metadata-unpack "-i no-such-file -o" md)
(assert-starts-with "Couldn't find input file" stderr))))
(define-scenario (thin-metadata-unpack missing-output-file)
"the output file wasn't specified"
(with-empty-metadata (md)
(run-fail-rcv (_ stderr) (thin-metadata-unpack "-i" md)
(assert-starts-with "error: The following required arguments were not provided:\n -o <FILE>" stderr))))
(define-scenario (thin-metadata-unpack garbage-input-file)
"the input file is just zeroes"
(with-empty-metadata (bad-pack)
(run-fail-rcv (_ stderr) (thin-metadata-unpack "-i " bad-pack "-o junk")
(assert-starts-with "Not a pack file." stderr))))
;;;-----------------------------------------------------------
;;; thin_metadata_pack/unpack end to end scenario
;;;-----------------------------------------------------------)
(define-scenario (thin-metadata-pack end-to-end)
"pack -> unpack recovers metadata"
(let ((pack-file "md.pack"))
(with-valid-metadata (md-in)
(with-empty-metadata (md-out)
(run-ok (thin-metadata-pack "-i" md-in "-o" pack-file))
(run-ok (thin-metadata-unpack "-i" pack-file "-o" md-out))
(run-ok-rcv (dump1 _) (thin-dump md-in)
(run-ok-rcv (dump2 _) (thin-dump md-out)
(assert-equal dump1 dump2)))))))
)

99
tests/thin_metadata_unpack.rs Normal file
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@ -0,0 +1,99 @@
use anyhow::Result;
use thinp::version::TOOLS_VERSION;
mod common;
use common::*;
//------------------------------------------
#[test]
fn accepts_v() -> Result<()> {
let stdout = thin_metadata_unpack!("-V").read()?;
assert!(stdout.contains(TOOLS_VERSION));
Ok(())
}
#[test]
fn accepts_version() -> Result<()> {
let stdout = thin_metadata_unpack!("--version").read()?;
assert!(stdout.contains(TOOLS_VERSION));
Ok(())
}
const USAGE: &str = "thin_metadata_unpack 0.9.0-rc2\nUnpack a compressed file of thin metadata.\n\nUSAGE:\n thin_metadata_unpack -i <DEV> -o <FILE>\n\nFLAGS:\n -h, --help Prints help information\n -V, --version Prints version information\n\nOPTIONS:\n -i <DEV> Specify thinp metadata binary device/file\n -o <FILE> Specify packed output file";
#[test]
fn accepts_h() -> Result<()> {
let stdout = thin_metadata_unpack!("-h").read()?;
assert_eq!(stdout, USAGE);
Ok(())
}
#[test]
fn accepts_help() -> Result<()> {
let stdout = thin_metadata_unpack!("--help").read()?;
assert_eq!(stdout, USAGE);
Ok(())
}
#[test]
fn rejects_bad_option() -> Result<()> {
let stderr = run_fail(thin_metadata_unpack!("--hedgehogs-only"))?;
assert!(stderr.contains("Found argument \'--hedgehogs-only\'"));
Ok(())
}
#[test]
fn missing_input_file() -> Result<()> {
let mut td = TestDir::new()?;
let md = mk_zeroed_md(&mut td)?;
let stderr = run_fail(thin_metadata_unpack!("-o", &md))?;
assert!(
stderr.contains("error: The following required arguments were not provided:\n -i <DEV>")
);
Ok(())
}
#[test]
fn no_such_input_file() -> Result<()> {
let mut td = TestDir::new()?;
let md = mk_zeroed_md(&mut td)?;
let stderr = run_fail(thin_metadata_unpack!("-i", "no-such-file", "-o", &md))?;
assert!(stderr.contains("Couldn't find input file"));
Ok(())
}
#[test]
fn missing_output_file() -> Result<()> {
let mut td = TestDir::new()?;
let md = mk_zeroed_md(&mut td)?;
let stderr = run_fail(thin_metadata_unpack!("-i", &md))?;
assert!(stderr
.contains("error: The following required arguments were not provided:\n -o <FILE>"));
Ok(())
}
#[test]
fn garbage_input_file() -> Result<()> {
let mut td = TestDir::new()?;
let md = mk_zeroed_md(&mut td)?;
let stderr = run_fail(thin_metadata_unpack!("-i", &md, "-o", "junk"))?;
assert!(stderr.contains("Not a pack file."));
Ok(())
}
#[test]
fn end_to_end() -> Result<()> {
let mut td = TestDir::new()?;
let md_in = mk_valid_md(&mut td)?;
let md_out = mk_zeroed_md(&mut td)?;
thin_metadata_pack!("-i", &md_in, "-o", "meta.pack").run()?;
thin_metadata_unpack!("-i", "meta.pack", "-o", &md_out).run()?;
let dump1 = thin_dump!(&md_in).read()?;
let dump2 = thin_dump!(&md_out).read()?;
assert_eq!(dump1, dump2);
Ok(())
}
//------------------------------------------