chore(release): prepare public source release

2026-07-18 15:41:59 +08:00
commit e365e5df4d
508 changed files with 163373 additions and 0 deletions
@@ -0,0 +1,196 @@
+//! Integration tests for the `chunkcat` command.
+
+use std::fs;
+use std::path::{Path, PathBuf};
+
+use assert_cmd::Command;
+use predicates::prelude::*;
+use serde_json::Value;
+use tempfile::{TempDir, tempdir};
+
+const SAMPLE_RS: &str = "reading/sample.rs";
+
+fn cargo_command() -> Command {
+    Command::cargo_bin("chunkcat").expect("binary")
+}
+
+fn fixture(path: &str) -> PathBuf {
+    PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+        .join("..")
+        .join("..")
+        .join("fixtures")
+        .join(path)
+}
+
+fn temp_file(name: &str, contents: impl AsRef<[u8]>) -> (TempDir, PathBuf) {
+    let dir = tempdir().expect("tempdir");
+    let path = dir.path().join(name);
+    fs::write(&path, contents).expect("fixture");
+    (dir, path)
+}
+
+fn pwsh_command(script: impl AsRef<str>) -> Command {
+    let mut command = Command::new("pwsh");
+    command
+        .arg("-NoProfile")
+        .arg("-Command")
+        .arg(script.as_ref());
+    command
+}
+
+fn ps_quote(value: impl std::fmt::Display) -> String {
+    format!("'{}'", value.to_string().replace('\'', "''"))
+}
+
+fn display_path(path: &Path) -> String {
+    path.display().to_string()
+}
+
+#[test]
+fn lists_chunk_inventory_in_text_mode() {
+    let mut command = cargo_command();
+    command
+        .arg(fixture(SAMPLE_RS))
+        .arg("--max-lines")
+        .arg("8")
+        .arg("--overlap")
+        .arg("2")
+        .arg("--inventory")
+        .assert()
+        .success()
+        .stdout(predicate::str::contains("chunks=6"))
+        .stdout(predicate::str::contains("0 lines=1:8"))
+        .stdout(predicate::str::contains("5 lines=31:35"));
+}
+
+#[test]
+fn renders_selected_chunk_with_line_numbers() {
+    let mut command = cargo_command();
+    command
+        .arg(fixture(SAMPLE_RS))
+        .arg("--max-lines")
+        .arg("8")
+        .arg("--overlap")
+        .arg("2")
+        .arg("--chunk")
+        .arg("2")
+        .assert()
+        .success()
+        .stdout(predicate::str::contains("chunk=2 lines=13:20"))
+        .stdout(predicate::str::contains("13: pub enum Mode {"))
+        .stdout(predicate::str::contains("20:         Mode::Safe"));
+}
+
+#[test]
+fn emits_json_inventory_and_selected_chunk_payloads() {
+    let mut inventory = cargo_command();
+    let inventory_output = inventory
+        .arg("--json")
+        .arg(fixture(SAMPLE_RS))
+        .arg("--max-lines")
+        .arg("8")
+        .arg("--overlap")
+        .arg("2")
+        .assert()
+        .success()
+        .get_output()
+        .stdout
+        .clone();
+    let inventory_json = serde_json::from_slice::<Value>(&inventory_output).expect("inventory");
+    assert_eq!(inventory_json["path"], display_path(&fixture(SAMPLE_RS)));
+    assert_eq!(inventory_json["total_lines"], 35);
+    assert_eq!(inventory_json["chunks"][0]["start_line"], 1);
+    assert_eq!(inventory_json["chunks"][5]["end_line"], 35);
+    assert!(inventory_json["selected_chunk"].is_null());
+
+    let mut selected = cargo_command();
+    let selected_output = selected
+        .arg("--json")
+        .arg(fixture(SAMPLE_RS))
+        .arg("--max-lines")
+        .arg("8")
+        .arg("--overlap")
+        .arg("2")
+        .arg("--chunk")
+        .arg("4")
+        .assert()
+        .success()
+        .get_output()
+        .stdout
+        .clone();
+    let selected_json = serde_json::from_slice::<Value>(&selected_output).expect("selected");
+    assert_eq!(selected_json["selected_chunk"]["index"], 4);
+    assert_eq!(selected_json["selected_chunk"]["start_line"], 25);
+    assert_eq!(selected_json["selected_chunk"]["lines"][0]["number"], 25);
+    assert_eq!(
+        selected_json["selected_chunk"]["lines"][0]["text"],
+        "    match mode {"
+    );
+}
+
+#[test]
+fn supports_powershell_pipeline_for_path_input() {
+    let binary = assert_cmd::cargo::cargo_bin("chunkcat");
+    let input = fixture(SAMPLE_RS);
+    let script = format!(
+        "{} | & {} --json --max-lines 10 --chunk 1",
+        ps_quote(input.display()),
+        ps_quote(binary.display())
+    );
+
+    let mut command = pwsh_command(script);
+    command
+        .assert()
+        .success()
+        .stdout(predicate::str::contains("\"selected_chunk\""))
+        .stdout(predicate::str::contains("\"index\":1"));
+}
+
+#[test]
+fn utf8_bom_file_does_not_pollute_first_chunk_line() {
+    let (_dir, path) = temp_file("bom.txt", "\u{feff}alpha\nbeta\n");
+
+    let mut command = cargo_command();
+    command
+        .arg(&path)
+        .arg("--max-lines")
+        .arg("2")
+        .arg("--chunk")
+        .arg("0")
+        .assert()
+        .success()
+        .stdout(predicate::str::contains("1: alpha"))
+        .stdout(predicate::str::contains("\u{feff}alpha").not());
+}
+
+#[test]
+fn invalid_utf8_file_reports_text_read_error() {
+    let (_dir, path) = temp_file("invalid-utf8.txt", [0x61, 0x80, 0x0A]);
+
+    let mut command = cargo_command();
+    command
+        .arg(&path)
+        .arg("--max-lines")
+        .arg("2")
+        .arg("--chunk")
+        .arg("0")
+        .assert()
+        .failure()
+        .stderr(predicate::str::contains("looks like a binary file"))
+        .stderr(predicate::str::contains("invalid-utf8.txt"));
+}
+
+#[test]
+fn help_includes_examples_and_pipeline_usage() {
+    let mut command = cargo_command();
+    command
+        .arg("--help")
+        .assert()
+        .success()
+        .stdout(predicate::str::contains(
+            "chunkcat .\\fixtures\\reading\\sample.rs --max-lines 8",
+        ))
+        .stdout(predicate::str::contains("--inventory"))
+        .stdout(predicate::str::contains("ConvertFrom-Json"))
+        .stdout(predicate::str::contains("--chunk"));
+}