| 1 | use std::path::{Path, PathBuf}; |
| 2 | use std::process::{Command, Output}; |
| 3 | use tempfile::TempDir; |
| 4 | |
| 5 | struct Fixture(TempDir); |
| 6 | |
| 7 | impl Fixture { |
| 8 | fn new() -> Self { |
| 9 | let fixture = Self(tempfile::tempdir().expect("create build-script fixture")); |
| 10 | let support = fixture.0.path().join("support.rs"); |
| 11 | std::fs::write(&support, include_str!("../src/lib.rs")).unwrap(); |
| 12 | checked( |
| 13 | Command::new(rustc()) |
| 14 | .args([ |
| 15 | "--edition=2024", |
| 16 | "--crate-name=codewhale_build_support", |
| 17 | "--crate-type=rlib", |
| 18 | ]) |
| 19 | .arg(support) |
| 20 | .arg("-o") |
| 21 | .arg(fixture.library()), |
| 22 | ); |
| 23 | fixture |
| 24 | } |
| 25 | |
| 26 | fn library(&self) -> PathBuf { |
| 27 | self.0.path().join("libcodewhale_build_support.rlib") |
| 28 | } |
| 29 | |
| 30 | fn compile(&self, name: &str, source: &str, manifest: &Path) -> PathBuf { |
| 31 | let source_path = self.0.path().join(format!("{name}.rs")); |
| 32 | std::fs::write(&source_path, source).unwrap(); |
| 33 | let executable = self |
| 34 | .0 |
| 35 | .path() |
| 36 | .join(format!("{name}{}", std::env::consts::EXE_SUFFIX)); |
| 37 | checked( |
| 38 | Command::new(rustc()) |
| 39 | .args(["--edition=2024", "--extern"]) |
| 40 | .arg(format!( |
| 41 | "codewhale_build_support={}", |
| 42 | self.library().display() |
| 43 | )) |
| 44 | .arg(source_path) |
| 45 | .arg("-o") |
| 46 | .arg(&executable) |
| 47 | .env("CARGO_MANIFEST_DIR", manifest) |
| 48 | .env("CARGO_PKG_VERSION", "1.2.3"), |
| 49 | ); |
| 50 | executable |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | fn rustc() -> std::ffi::OsString { |
| 55 | std::env::var_os("RUSTC").unwrap_or_else(|| "rustc".into()) |
| 56 | } |
| 57 | |
| 58 | fn checked(command: &mut Command) -> Output { |
| 59 | let output = command.output().expect("execute build fixture"); |
| 60 | assert!( |
| 61 | output.status.success(), |
| 62 | "{}", |
| 63 | String::from_utf8_lossy(&output.stderr) |
| 64 | ); |
| 65 | output |
| 66 | } |
| 67 | |
| 68 | fn run_script(executable: &Path, manifest: &Path, cwd: &Path) -> Command { |
| 69 | let mut command = Command::new(executable); |
| 70 | command |
| 71 | .current_dir(cwd) |
| 72 | .env("CARGO_MANIFEST_DIR", manifest) |
| 73 | .env("CARGO_CFG_TARGET_OS", "linux") |
| 74 | .env_remove("CODEWHALE_BUILD_SHA") |
| 75 | .env_remove("DEEPSEEK_BUILD_SHA") |
| 76 | .env_remove("GITHUB_SHA"); |
| 77 | command |
| 78 | } |
| 79 | |
| 80 | #[test] |
| 81 | fn cached_build_scripts_classify_the_current_manifest_and_require_it() { |
| 82 | let fixture = Fixture::new(); |
| 83 | for (name, source) in [ |
| 84 | ("cli", include_str!("../../cli/build.rs")), |
| 85 | ("tui", include_str!("../../tui/build.rs")), |
| 86 | ] { |
| 87 | let original = fixture.0.path().join(format!("{name} original")); |
| 88 | let relocated = fixture.0.path().join(format!("{name} relocated")); |
| 89 | std::fs::create_dir(&original).unwrap(); |
| 90 | let executable = fixture.compile(name, source, &original); |
| 91 | let initial = checked(&mut run_script(&executable, &original, fixture.0.path())); |
| 92 | assert!( |
| 93 | String::from_utf8_lossy(&initial.stdout) |
| 94 | .contains("cargo:rustc-env=CODEWHALE_BUILD_VERSION=1.2.3 (dev)\n") |
| 95 | ); |
| 96 | |
| 97 | // Reuse the same executable after the path baked in at compilation is gone. |
| 98 | std::fs::rename(&original, &relocated).unwrap(); |
| 99 | std::fs::write(relocated.join("Cargo.toml.orig"), "packaged source").unwrap(); |
| 100 | let output = checked(&mut run_script(&executable, &relocated, fixture.0.path())); |
| 101 | let directives = String::from_utf8_lossy(&output.stdout); |
| 102 | assert!(directives.contains("cargo:rustc-env=CODEWHALE_BUILD_VERSION=1.2.3\n")); |
| 103 | assert!(directives.contains("cargo:rerun-if-env-changed=CARGO_MANIFEST_DIR\n")); |
| 104 | |
| 105 | // Do not guess the current directory or fall back to the removed checkout. |
| 106 | let missing = run_script(&executable, &relocated, fixture.0.path()) |
| 107 | .env_remove("CARGO_MANIFEST_DIR") |
| 108 | .output() |
| 109 | .unwrap(); |
| 110 | assert!(!missing.status.success()); |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | #[cfg(unix)] |
| 115 | #[test] |
| 116 | fn macos_helper_compilation_follows_the_relocated_manifest() { |
| 117 | use std::os::unix::fs::PermissionsExt; |
| 118 | |
| 119 | let fixture = Fixture::new(); |
| 120 | let original = fixture.0.path().join("original manifest"); |
| 121 | let relocated = fixture.0.path().join("relocated manifest"); |
| 122 | let source = Path::new("plugins/computer-use/src/backends/darwin-accessibility.m"); |
| 123 | std::fs::create_dir_all(original.join(source).parent().unwrap()).unwrap(); |
| 124 | std::fs::write(original.join(source), "fixture source").unwrap(); |
| 125 | let executable = fixture.compile("tui", include_str!("../../tui/build.rs"), &original); |
| 126 | std::fs::rename(&original, &relocated).unwrap(); |
| 127 | let out = fixture.0.path().join("out"); |
| 128 | let bin = fixture.0.path().join("bin"); |
| 129 | std::fs::create_dir(&out).unwrap(); |
| 130 | std::fs::create_dir(&bin).unwrap(); |
| 131 | // Exercise the real build-script command arguments without requiring a macOS |
| 132 | // SDK or accessing a signing identity. A missing source fails as clang did. |
| 133 | for (name, script) in [ |
| 134 | ( |
| 135 | "xcrun", |
| 136 | "#!/bin/sh\nset -eu\nsource=\noutput=\nwhile [ \"$#\" -gt 0 ]; do\ncase \"$1\" in *.m) source=$1 ;; -o) shift; output=$1 ;; esac\nshift\ndone\ntest -f \"$source\"\nprintf %s \"$source\" > \"$output\"\n", |
| 137 | ), |
| 138 | ( |
| 139 | "codesign", |
| 140 | "#!/bin/sh\nset -eu\nfor last in \"$@\"; do :; done\ntest -s \"$last\"\n", |
| 141 | ), |
| 142 | ] { |
| 143 | let path = bin.join(name); |
| 144 | std::fs::write(&path, script).unwrap(); |
| 145 | std::fs::set_permissions(path, std::fs::Permissions::from_mode(0o755)).unwrap(); |
| 146 | } |
| 147 | let mut paths = vec![bin]; |
| 148 | paths.extend(std::env::split_paths( |
| 149 | &std::env::var_os("PATH").unwrap_or_default(), |
| 150 | )); |
| 151 | let output = checked( |
| 152 | run_script(&executable, &relocated, fixture.0.path()) |
| 153 | .env("CARGO_CFG_TARGET_OS", "macos") |
| 154 | .env("CARGO_CFG_TARGET_ARCH", "aarch64") |
| 155 | .env("OUT_DIR", &out) |
| 156 | .env("PATH", std::env::join_paths(paths).unwrap()) |
| 157 | .env_remove("CODEWHALE_CU_SIGN_IDENTITY"), |
| 158 | ); |
| 159 | assert_eq!( |
| 160 | std::fs::read_to_string(out.join("computer-use-accessibility")).unwrap(), |
| 161 | relocated.join(source).to_string_lossy() |
| 162 | ); |
| 163 | let directives = String::from_utf8_lossy(&output.stdout); |
| 164 | assert!(directives.contains(&format!( |
| 165 | "cargo:rerun-if-changed={}\n", |
| 166 | relocated.join(source).display() |
| 167 | ))); |
| 168 | assert!(!directives.contains(original.to_string_lossy().as_ref())); |
| 169 | } |
| 170 |