From 10ee2acdd26a7f1298c6f6d6b7af9b469fe29b87 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 4 May 2024 14:41:41 +0200
Subject: Merging upstream version 1.70.0+dfsg2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/tools/cargo/tests/testsuite/member_errors.rs | 164 +++++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 src/tools/cargo/tests/testsuite/member_errors.rs

(limited to 'src/tools/cargo/tests/testsuite/member_errors.rs')

diff --git a/src/tools/cargo/tests/testsuite/member_errors.rs b/src/tools/cargo/tests/testsuite/member_errors.rs
new file mode 100644
index 000000000..c3c340ce0
--- /dev/null
+++ b/src/tools/cargo/tests/testsuite/member_errors.rs
@@ -0,0 +1,164 @@
+//! Tests for workspace member errors.
+
+use cargo::core::resolver::ResolveError;
+use cargo::core::{compiler::CompileMode, Shell, Workspace};
+use cargo::ops::{self, CompileOptions};
+use cargo::util::{config::Config, errors::ManifestError};
+
+use cargo_test_support::install::cargo_home;
+use cargo_test_support::project;
+use cargo_test_support::registry;
+
+/// Tests inclusion of a `ManifestError` pointing to a member manifest
+/// when that manifest fails to deserialize.
+#[cargo_test]
+fn toml_deserialize_manifest_error() {
+    let p = project()
+        .file(
+            "Cargo.toml",
+            r#"
+                [package]
+                name = "foo"
+                version = "0.1.0"
+                authors = []
+
+                [dependencies]
+                bar = { path = "bar" }
+
+                [workspace]
+            "#,
+        )
+        .file("src/main.rs", "fn main() {}")
+        .file(
+            "bar/Cargo.toml",
+            r#"
+                [package]
+                name = "bar"
+                version = "0.1.0"
+                authors = []
+
+                [dependencies]
+                foobar == "0.55"
+            "#,
+        )
+        .file("bar/src/main.rs", "fn main() {}")
+        .build();
+
+    let root_manifest_path = p.root().join("Cargo.toml");
+    let member_manifest_path = p.root().join("bar").join("Cargo.toml");
+
+    let error = Workspace::new(&root_manifest_path, &Config::default().unwrap()).unwrap_err();
+    eprintln!("{:?}", error);
+
+    let manifest_err: &ManifestError = error.downcast_ref().expect("Not a ManifestError");
+    assert_eq!(manifest_err.manifest_path(), &root_manifest_path);
+
+    let causes: Vec<_> = manifest_err.manifest_causes().collect();
+    assert_eq!(causes.len(), 1, "{:?}", causes);
+    assert_eq!(causes[0].manifest_path(), &member_manifest_path);
+}
+
+/// Tests inclusion of a `ManifestError` pointing to a member manifest
+/// when that manifest has an invalid dependency path.
+#[cargo_test]
+fn member_manifest_path_io_error() {
+    let p = project()
+        .file(
+            "Cargo.toml",
+            r#"
+                [package]
+                name = "foo"
+                version = "0.1.0"
+                authors = []
+
+                [dependencies]
+                bar = { path = "bar" }
+
+                [workspace]
+            "#,
+        )
+        .file("src/main.rs", "fn main() {}")
+        .file(
+            "bar/Cargo.toml",
+            r#"
+                [package]
+                name = "bar"
+                version = "0.1.0"
+                authors = []
+
+                [dependencies]
+                foobar = { path = "nosuch" }
+            "#,
+        )
+        .file("bar/src/main.rs", "fn main() {}")
+        .build();
+
+    let root_manifest_path = p.root().join("Cargo.toml");
+    let member_manifest_path = p.root().join("bar").join("Cargo.toml");
+    let missing_manifest_path = p.root().join("bar").join("nosuch").join("Cargo.toml");
+
+    let error = Workspace::new(&root_manifest_path, &Config::default().unwrap()).unwrap_err();
+    eprintln!("{:?}", error);
+
+    let manifest_err: &ManifestError = error.downcast_ref().expect("Not a ManifestError");
+    assert_eq!(manifest_err.manifest_path(), &root_manifest_path);
+
+    let causes: Vec<_> = manifest_err.manifest_causes().collect();
+    assert_eq!(causes.len(), 2, "{:?}", causes);
+    assert_eq!(causes[0].manifest_path(), &member_manifest_path);
+    assert_eq!(causes[1].manifest_path(), &missing_manifest_path);
+}
+
+/// Tests dependency version errors provide which package failed via a `ResolveError`.
+#[cargo_test]
+fn member_manifest_version_error() {
+    let p = project()
+        .file(
+            "Cargo.toml",
+            r#"
+                [package]
+                name = "foo"
+                version = "0.1.0"
+                authors = []
+
+                [dependencies]
+                bar = { path = "bar" }
+
+                [workspace]
+            "#,
+        )
+        .file("src/main.rs", "fn main() {}")
+        .file(
+            "bar/Cargo.toml",
+            r#"
+                [package]
+                name = "bar"
+                version = "0.1.0"
+                authors = []
+
+                [dependencies]
+                i-dont-exist = "0.55"
+            "#,
+        )
+        .file("bar/src/main.rs", "fn main() {}")
+        .build();
+
+    // Prevent this test from accessing the network by setting up .cargo/config.
+    registry::init();
+    let config = Config::new(
+        Shell::from_write(Box::new(Vec::new())),
+        cargo_home(),
+        cargo_home(),
+    );
+    let ws = Workspace::new(&p.root().join("Cargo.toml"), &config).unwrap();
+    let compile_options = CompileOptions::new(&config, CompileMode::Build).unwrap();
+    let member_bar = ws.members().find(|m| &*m.name() == "bar").unwrap();
+
+    let error = ops::compile(&ws, &compile_options).map(|_| ()).unwrap_err();
+    eprintln!("{:?}", error);
+
+    let resolve_err: &ResolveError = error.downcast_ref().expect("Not a ResolveError");
+    let package_path = resolve_err.package_path();
+    assert_eq!(package_path.len(), 1, "package_path: {:?}", package_path);
+    assert_eq!(package_path[0], member_bar.package_id());
+}
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