test(cli): resolve executable from nextest environment

apps/deckcraft-cli/tests/it/cli.rs

@@ -1,7 +1,7 @@
 use std::process::{Command, Output};
 
 fn cli(args: &[&str]) -> Output {
-    Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).args(args).output().unwrap()
+    Command::new(crate::deckcraft_cli()).args(args).output().unwrap()
 }
 
 fn stdout(o: &Output) -> String {
@@ -197,7 +197,7 @@ fn every_subcommand_answers_help_and_does_nothing_else() {
     std::fs::create_dir_all(&dir).unwrap();
     for sub in SUBCOMMANDS {
         for args in [vec![sub, "--help"], vec![sub, "-h", "out.png"], vec!["help", sub]] {
-            let o = Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).current_dir(&dir).args(&args).output().unwrap();
+            let o = Command::new(crate::deckcraft_cli()).current_dir(&dir).args(&args).output().unwrap();
             assert!(stdout(&o).starts_with(&format!("usage: deckcraft-cli {sub}")), "{args:?}");
         }
     }

apps/deckcraft-cli/tests/it/closed_stdout.rs

@@ -29,7 +29,7 @@ fn closed_stdout() -> Stdio {
 }
 
 fn run(dir: &Path, args: &[&str], stdout: Stdio) -> Output {
-    Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).current_dir(dir).args(args).stdout(stdout).stderr(Stdio::piped()).output().unwrap()
+    Command::new(crate::deckcraft_cli()).current_dir(dir).args(args).stdout(stdout).stderr(Stdio::piped()).output().unwrap()
 }
 
 #[test]
@@ -52,7 +52,7 @@ fn broken_pipe_does_not_skip_later_commands_or_save() {
     assert!(out.status.success(), "exit {:?}: {}", out.status, String::from_utf8_lossy(&out.stderr));
     let saved = dir.0.join("out.deckcraft");
     assert!(saved.is_file(), "requested save was skipped");
-    let info = Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).arg("info").arg(saved).output().unwrap();
+    let info = Command::new(crate::deckcraft_cli()).arg("info").arg(saved).output().unwrap();
     assert!(info.status.success(), "{}", String::from_utf8_lossy(&info.stderr));
     let data: serde_json::Value = serde_json::from_slice(&info.stdout).unwrap();
     let slides = data["slides"].as_array().unwrap();

apps/deckcraft-cli/tests/it/convert.rs

@@ -4,7 +4,7 @@ use std::path::{Path, PathBuf};
 use std::process::{Command, Output};
 
 fn cli(args: &[&Path]) -> Output {
-    Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).args(args).output().unwrap()
+    Command::new(crate::deckcraft_cli()).args(args).output().unwrap()
 }
 
 fn temp_dir(name: &str) -> PathBuf {
@@ -18,7 +18,7 @@ fn temp_dir(name: &str) -> PathBuf {
 fn convert_rejects_output_formats_it_cannot_write() {
     let dir = temp_dir("convert-unsupported");
     let input = dir.join("in.pptx");
-    let out = Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).args(["run", "--sample", "--export"]).arg(&input).output().unwrap();
+    let out = Command::new(crate::deckcraft_cli()).args(["run", "--sample", "--export"]).arg(&input).output().unwrap();
     assert!(out.status.success(), "{}", String::from_utf8_lossy(&out.stderr));
 
     for name in ["out.odp", "out.bmp", "out.svg", "out.outline", "out"] {
@@ -48,7 +48,7 @@ fn run_rejects_unsupported_save_and_export_paths_before_running() {
     let dir = temp_dir("run-unsupported");
     for flag in ["--save", "--export"] {
         let target = dir.join("deck.odp");
-        let out = Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).args(["run", "--sample", flag]).arg(&target).output().unwrap();
+        let out = Command::new(crate::deckcraft_cli()).args(["run", "--sample", flag]).arg(&target).output().unwrap();
         assert!(!out.status.success(), "{flag}: run should fail");
         assert!(String::from_utf8_lossy(&out.stderr).contains("unsupported output format .odp"), "{flag}");
         assert!(!target.exists(), "{flag}: nothing is written");

apps/deckcraft-cli/tests/it/damaged.rs

@@ -5,7 +5,7 @@ use std::path::PathBuf;
 use std::process::{Command, Output};
 
 fn cli(args: &[&str]) -> Output {
-    Command::new(env!("CARGO_BIN_EXE_deckcraft-cli")).args(args).output().unwrap()
+    Command::new(crate::deckcraft_cli()).args(args).output().unwrap()
 }
 
 fn temp_dir(name: &str) -> PathBuf {

apps/deckcraft-cli/tests/it/main.rs

@@ -1,3 +1,5 @@
+use std::ffi::OsString;
+
 mod cli;
 #[cfg(unix)]
 mod closed_stdout;
@@ -6,3 +8,7 @@ mod damaged;
 // Integration tests: unwrapping and panicking on failure is fine here, unlike in shipped code (AGENTS.md).
 #[allow(clippy::unwrap_used, clippy::expect_used, clippy::panic)]
 mod mcp_roots;
+
+fn deckcraft_cli() -> OsString {
+    std::env::var_os("NEXTEST_BIN_EXE_deckcraft_cli").unwrap_or_else(|| env!("CARGO_BIN_EXE_deckcraft-cli").into())
+}

apps/deckcraft-cli/tests/it/mcp_roots.rs

@@ -7,7 +7,7 @@ use std::process::{Command, Output, Stdio};
 use serde_json::Value;
 
 fn bin() -> Command {
-    Command::new(env!("CARGO_BIN_EXE_deckcraft-cli"))
+    Command::new(crate::deckcraft_cli())
 }
 
 fn run(args: &[&str]) -> Output {