fabro/lib/crates/fabro-cli/tests/it/cmd/dump.rs
fabro-sh-0530[bot] e901cd3a81
Surface silent fallback warnings in runs and logs (#205)
### Summary
Silent fallback paths now emit stable warnings instead of degrading
without a user-visible signal. The fallback behavior is unchanged; runs
still continue, but worktree, Git, checkpoint, and LLM failover issues
now show up in the run feed and logs.

### Plan Summary
- Emit run notices for workflow Git/worktree fallback paths.
- Reuse the existing failover event for one-shot LLM provider fallback.
- Add tracing for sandbox pipe drain failures.

### What changed
- Added `worktree_skipped_no_git` and gated `sandbox_git_unavailable`
notices during initialization.
- Added `git_push_failed` and `parallel_base_checkpoint_failed` notices,
including redacted output tails where available.
- Logged GitHub token mint failures with a structured `error` field
before the existing notice.
- Plumbed `Emitter` and `StageScope` through `CodergenBackend::one_shot`
so the API backend emits the existing `agent.failover` event instead of
a duplicate tracing-only warning.
- Extracted sandbox pipe draining into a helper that warns on
stdout/stderr read failures, with unit coverage for the error path.
- Updated CLI snapshots for the new worktree warning in stderr and JSON
event output.

⚒️ Generated with [Fabro](https://fabro.sh)

---------

Co-authored-by: Fabro <noreply@fabro.sh>
Co-authored-by: Bryan Helmkamp <bryan@brynary.com>
2026-05-05 09:18:05 -04:00

363 lines
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#![expect(
clippy::disallowed_methods,
reason = "integration tests stage fixtures with sync std::fs; test infrastructure, not Tokio-hot path"
)]
use std::fs;
use std::time::Duration;
use fabro_client::ServerTarget;
use fabro_test::{fabro_snapshot, test_context};
use insta::assert_snapshot;
use super::support::{
local_dev_token, server_target, setup_completed_dry_run, setup_seeded_completed_dry_run,
setup_seeded_created_dry_run,
};
use crate::support::{LightweightCli, seed_dev_token_auth, unique_run_id};
#[test]
fn help() {
let context = test_context!();
let mut cmd = context.command();
cmd.args(["dump", "--help"]);
fabro_snapshot!(context.filters(), cmd, @"
success: true
exit_code: 0
----- stdout -----
Export a run's durable state to a directory
Usage: fabro dump [OPTIONS] --output <OUTPUT> <RUN>
Arguments:
<RUN> Run ID prefix or workflow name
Options:
--json Output as JSON [env: FABRO_JSON=]
--server <SERVER> Fabro server target: http(s) URL or absolute Unix socket path [env: FABRO_SERVER=]
--debug Enable DEBUG-level logging (default is INFO) [env: FABRO_DEBUG=]
-o, --output <OUTPUT> Output directory (must not exist or be empty)
--no-upgrade-check Disable automatic upgrade check [env: FABRO_NO_UPGRADE_CHECK=true]
--quiet Suppress non-essential output [env: FABRO_QUIET=]
--verbose Enable verbose output [env: FABRO_VERBOSE=]
-h, --help Print help
----- stderr -----
");
}
#[test]
fn dump_accepts_server_target_from_separate_home() {
let context = test_context!();
let run = setup_seeded_completed_dry_run(&context);
let cli = LightweightCli::new();
let output_dir = context.temp_dir.join("remote-export");
let server = server_target(&context.storage_dir);
if let Some(dev_token) = local_dev_token(&context.storage_dir) {
let target = server
.parse::<ServerTarget>()
.expect("server target should parse");
seed_dev_token_auth(cli.home(), &target, &dev_token);
}
let mut cmd = cli.command();
cmd.args([
"dump",
"--server",
&server,
"--output",
output_dir.to_str().unwrap(),
&run.run_id,
]);
let output = cmd.output().expect("dump should execute");
assert!(
output.status.success(),
"dump via remote server target failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&output.stdout),
String::from_utf8_lossy(&output.stderr)
);
assert!(output_dir.join("run.json").is_file());
}
#[test]
fn dump_exports_large_command_output_backed_by_blob_refs() {
let context = test_context!();
let workflow = context.temp_dir.join("large-output.fabro");
fs::write(
&workflow,
r#"digraph LargeOutput {
graph [goal="Generate oversized command output"]
rankdir=LR
start [shape=Mdiamond, label="Start"]
exit [shape=Msquare, label="Exit"]
big [shape=parallelogram, label="Big", script="printf '%*s' 120000 '' | tr ' ' x"]
start -> big -> exit
}
"#,
)
.unwrap();
let run_id = unique_run_id();
let mut run_cmd = context.run_cmd();
run_cmd.current_dir(&context.temp_dir);
run_cmd.timeout(Duration::from_secs(30));
run_cmd.args([
"--run-id",
run_id.as_str(),
"--no-retro",
"--sandbox",
"local",
]);
run_cmd.arg(&workflow);
let run_output = run_cmd.output().expect("command should execute");
assert!(
run_output.status.success(),
"workflow run failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&run_output.stdout),
String::from_utf8_lossy(&run_output.stderr)
);
let mut inspect_cmd = context.command();
inspect_cmd.args(["inspect", "--json", &run_id]);
let inspect_output = inspect_cmd.output().expect("inspect should execute");
assert!(
inspect_output.status.success(),
"inspect failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&inspect_output.stdout),
String::from_utf8_lossy(&inspect_output.stderr)
);
let inspect_json = String::from_utf8(inspect_output.stdout).unwrap();
assert!(
inspect_json.contains("blob://sha256/"),
"inspect output should contain blob refs to exercise hydration\n{inspect_json}"
);
let output_dir = context.temp_dir.join("export");
let mut dump_cmd = context.command();
dump_cmd.args(["dump", "--output", output_dir.to_str().unwrap(), &run_id]);
let dump_output = dump_cmd.output().expect("dump should execute");
assert!(
dump_output.status.success(),
"dump failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&dump_output.stdout),
String::from_utf8_lossy(&dump_output.stderr)
);
let run_json = fs::read_to_string(output_dir.join("run.json")).unwrap();
assert!(
!run_json.contains("blob://sha256/"),
"run export should hydrate blob refs\n{run_json}"
);
}
#[test]
fn dump_exports_blob_refs_and_artifacts_together() {
let context = test_context!();
let workspace_dir = context.temp_dir.join("mixed-export");
fs::create_dir_all(&workspace_dir).unwrap();
fs::write(
workspace_dir.join("mixed-export.fabro"),
r#"digraph MixedExport {
graph [goal="Generate oversized command output and artifacts"]
rankdir=LR
start [shape=Mdiamond, label="Start"]
exit [shape=Msquare, label="Exit"]
big [shape=parallelogram, label="Big", script="mkdir -p assets/shared && printf exported > assets/shared/report.txt && printf '%*s' 120000 '' | tr ' ' x"]
start -> big -> exit
}
"#,
)
.unwrap();
fs::write(
workspace_dir.join("run.toml"),
r#"_version = 1
[workflow]
graph = "mixed-export.fabro"
[run]
goal = "Generate oversized command output and artifacts"
[run.sandbox]
provider = "local"
preserve = true
[run.sandbox.local]
worktree_mode = "never"
[run.artifacts]
include = ["assets/**"]
"#,
)
.unwrap();
let run_id = unique_run_id();
let mut run_cmd = context.run_cmd();
run_cmd.current_dir(&workspace_dir);
run_cmd.timeout(Duration::from_secs(30));
run_cmd.args([
"--run-id",
run_id.as_str(),
"--no-retro",
"--sandbox",
"local",
"run.toml",
]);
let run_output = run_cmd.output().expect("command should execute");
assert!(
run_output.status.success(),
"workflow run failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&run_output.stdout),
String::from_utf8_lossy(&run_output.stderr)
);
let mut inspect_cmd = context.command();
inspect_cmd.args(["inspect", "--json", &run_id]);
let inspect_output = inspect_cmd.output().expect("inspect should execute");
assert!(
inspect_output.status.success(),
"inspect failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&inspect_output.stdout),
String::from_utf8_lossy(&inspect_output.stderr)
);
let inspect_json = String::from_utf8(inspect_output.stdout).unwrap();
assert!(
inspect_json.contains("blob://sha256/"),
"inspect output should contain blob refs to exercise hydration\n{inspect_json}"
);
let output_dir = context.temp_dir.join("export-mixed");
let mut dump_cmd = context.command();
dump_cmd.args(["dump", "--output", output_dir.to_str().unwrap(), &run_id]);
let dump_output = dump_cmd.output().expect("dump should execute");
assert!(
dump_output.status.success(),
"dump failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&dump_output.stdout),
String::from_utf8_lossy(&dump_output.stderr)
);
let run_json = fs::read_to_string(output_dir.join("run.json")).unwrap();
assert!(
!run_json.contains("blob://sha256/"),
"run export should hydrate blob refs\n{run_json}"
);
assert_eq!(
fs::read_to_string(
output_dir.join("artifacts/002-big@1/retry-0001/assets/shared/report.txt")
)
.unwrap(),
"exported"
);
}
#[test]
fn dump_exports_completed_run_snapshot() {
let context = test_context!();
let run = setup_completed_dry_run(&context);
let output_dir = context.temp_dir.join("export");
let mut cmd = context.command();
cmd.args([
"dump",
"--output",
output_dir.to_str().unwrap(),
&run.run_id,
]);
fabro_snapshot!(context.filters(), cmd, @"
success: true
exit_code: 0
----- stdout -----
Exported 13 files for run [ULID] to [TEMP_DIR]/export
----- stderr -----
");
assert_snapshot!(dump_file_summary(&output_dir), @"
checkpoints/0014.json
checkpoints/0018.json
checkpoints/0022.json
events.jsonl
graph.fabro
run.json
run.log
stages/001-start@1/status.json
stages/002-run_tests@1/response.md
stages/002-run_tests@1/status.json
stages/003-report@1/response.md
stages/003-report@1/status.json
stages/004-exit@1/status.json
");
}
#[test]
fn dump_succeeds_when_run_log_is_missing() {
let context = test_context!();
let run = setup_seeded_created_dry_run(&context);
let output_dir = context.temp_dir.join("export-missing-log");
let mut cmd = context.command();
cmd.args([
"dump",
"--output",
output_dir.to_str().unwrap(),
&run.run_id,
]);
let output = cmd.output().expect("dump should execute");
assert!(
output.status.success(),
"dump failed\nstdout:\n{}\nstderr:\n{}",
String::from_utf8_lossy(&output.stdout),
String::from_utf8_lossy(&output.stderr)
);
assert!(
!output_dir.join("run.log").exists(),
"dump should skip run.log when the server has no run log"
);
}
#[test]
fn dump_rejects_non_empty_output_dir() {
let context = test_context!();
let run = setup_seeded_completed_dry_run(&context);
let output_dir = context.temp_dir.join("nonempty");
std::fs::create_dir_all(&output_dir).unwrap();
std::fs::write(output_dir.join("file.txt"), "x").unwrap();
let mut cmd = context.command();
cmd.args([
"dump",
"--output",
output_dir.to_str().unwrap(),
&run.run_id,
]);
fabro_snapshot!(context.filters(), cmd, @"
success: false
exit_code: 1
----- stdout -----
----- stderr -----
× output path [TEMP_DIR]/nonempty already exists and is not an empty directory; remove it first or choose a different path
");
}
fn dump_file_summary(output_dir: &std::path::Path) -> String {
let mut files: Vec<String> = walkdir::WalkDir::new(output_dir)
.into_iter()
.filter_map(Result::ok)
.filter(|entry| entry.file_type().is_file())
.map(|entry| {
entry
.path()
.strip_prefix(output_dir)
.expect("walked file should stay under the output directory")
.to_string_lossy()
.replace('\\', "/")
})
.collect();
files.sort();
files.join("\n") + "\n"
}