1 files changed, 232 insertions, 0 deletions
diff --git a/src/tools/cargo/tests/testsuite/list_availables.rs b/src/tools/cargo/tests/testsuite/list_availables.rs
new file mode 100644
index 000000000..6bbbeb160
--- /dev/null
+++ b/src/tools/cargo/tests/testsuite/list_availables.rs
@@ -0,0 +1,232 @@
+//! Tests for packages/target filter flags giving suggestions on which
+//! packages/targets are available.
+
+use cargo_test_support::project;
+
+const EXAMPLE: u8 = 1 << 0;
+const BIN: u8 = 1 << 1;
+const TEST: u8 = 1 << 2;
+const BENCH: u8 = 1 << 3;
+const PACKAGE: u8 = 1 << 4;
+
+fn list_availables_test(command: &str, targets: u8) {
+    let full_project = project()
+        .file("examples/a.rs", "fn main() { }")
+        .file("examples/b.rs", "fn main() { }")
+        .file("benches/bench1.rs", "")
+        .file("benches/bench2.rs", "")
+        .file("tests/test1.rs", "")
+        .file("tests/test2.rs", "")
+        .file("src/main.rs", "fn main() { }")
+        .file("Cargo.lock", "") // for `cargo pkgid`
+        .build();
+
+    if targets & EXAMPLE != 0 {
+        full_project
+            .cargo(&format!("{} --example", command))
+            .with_stderr(
+                "\
+error: \"--example\" takes one argument.
+Available examples:
+    a
+    b
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & BIN != 0 {
+        full_project
+            .cargo(&format!("{} --bin", command))
+            .with_stderr(
+                "\
+error: \"--bin\" takes one argument.
+Available binaries:
+    foo
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & BENCH != 0 {
+        full_project
+            .cargo(&format!("{} --bench", command))
+            .with_stderr(
+                "\
+error: \"--bench\" takes one argument.
+Available benches:
+    bench1
+    bench2
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & TEST != 0 {
+        full_project
+            .cargo(&format!("{} --test", command))
+            .with_stderr(
+                "\
+error: \"--test\" takes one argument.
+Available tests:
+    test1
+    test2
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & PACKAGE != 0 {
+        full_project
+            .cargo(&format!("{} -p", command))
+            .with_stderr(
+                "\
+[ERROR] \"--package <SPEC>\" requires a SPEC format value, \
+which can be any package ID specifier in the dependency graph.
+Run `cargo help pkgid` for more information about SPEC format.
+
+Possible packages/workspace members:
+    foo
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    let empty_project = project().file("src/lib.rs", "").build();
+
+    if targets & EXAMPLE != 0 {
+        empty_project
+            .cargo(&format!("{} --example", command))
+            .with_stderr(
+                "\
+error: \"--example\" takes one argument.
+No examples available.
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & BIN != 0 {
+        empty_project
+            .cargo(&format!("{} --bin", command))
+            .with_stderr(
+                "\
+error: \"--bin\" takes one argument.
+No binaries available.
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & BENCH != 0 {
+        empty_project
+            .cargo(&format!("{} --bench", command))
+            .with_stderr(
+                "\
+error: \"--bench\" takes one argument.
+No benches available.
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+
+    if targets & TEST != 0 {
+        empty_project
+            .cargo(&format!("{} --test", command))
+            .with_stderr(
+                "\
+error: \"--test\" takes one argument.
+No tests available.
+
+",
+            )
+            .with_status(101)
+            .run();
+    }
+}
+
+#[cargo_test]
+fn build_list_availables() {
+    list_availables_test("build", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn check_list_availables() {
+    list_availables_test("check", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn doc_list_availables() {
+    list_availables_test("doc", BIN | PACKAGE);
+}
+
+#[cargo_test]
+fn fix_list_availables() {
+    list_availables_test("fix", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn run_list_availables() {
+    list_availables_test("run", EXAMPLE | BIN | PACKAGE);
+}
+
+#[cargo_test]
+fn test_list_availables() {
+    list_availables_test("test", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn bench_list_availables() {
+    list_availables_test("bench", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn install_list_availables() {
+    list_availables_test("install", EXAMPLE | BIN);
+}
+
+#[cargo_test]
+fn rustdoc_list_availables() {
+    list_availables_test("rustdoc", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn rustc_list_availables() {
+    list_availables_test("rustc", EXAMPLE | BIN | TEST | BENCH | PACKAGE);
+}
+
+#[cargo_test]
+fn pkgid_list_availables() {
+    list_availables_test("pkgid", PACKAGE);
+}
+
+#[cargo_test]
+fn tree_list_availables() {
+    list_availables_test("tree", PACKAGE);
+}
+
+#[cargo_test]
+fn clean_list_availables() {
+    list_availables_test("clean", PACKAGE);
+}
+
+#[cargo_test]
+fn update_list_availables() {
+    list_availables_test("update", PACKAGE);
+}