test(manifest): Merge unused manifest key warnings

Author: epage

tests/testsuite/bad_config.rs

@@ -777,71 +777,26 @@ fn unused_keys() {
                version = "0.1.0"
                edition = "2015"
                authors = []
+               unused = "foo"
 
                [target.foo]
                bar = "3"
+
+               [lib]
+               build = "foo"
             "#,
         )
         .file("src/lib.rs", "")
         .build();
 
     p.cargo("check")
         .with_stderr_data(str![[r#"
+[WARNING] unused manifest key: lib.build
+[WARNING] unused manifest key: package.unused
 [WARNING] unused manifest key: target.foo.bar
 [CHECKING] foo v0.1.0 ([ROOT]/foo)
 [FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
 
-"#]])
-        .run();
-
-    let p = project()
-        .file(
-            "Cargo.toml",
-            r#"
-                [package]
-
-                name = "foo"
-                version = "0.5.0"
-                edition = "2015"
-                authors = ["wycats@example.com"]
-                unused = "foo"
-            "#,
-        )
-        .file("src/lib.rs", "pub fn foo() {}")
-        .build();
-    p.cargo("check")
-        .with_stderr_data(str![[r#"
-[WARNING] unused manifest key: package.unused
-[CHECKING] foo v0.5.0 ([ROOT]/foo)
-[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
-
-"#]])
-        .run();
-
-    let p = project()
-        .at("bar")
-        .file(
-            "Cargo.toml",
-            r#"
-                [package]
-
-                name = "foo"
-                version = "0.5.0"
-                edition = "2015"
-                authors = ["wycats@example.com"]
-
-                [lib]
-                build = "foo"
-            "#,
-        )
-        .file("src/lib.rs", "pub fn foo() {}")
-        .build();
-    p.cargo("check")
-        .with_stderr_data(str![[r#"
-[WARNING] unused manifest key: lib.build
-[CHECKING] foo v0.5.0 ([ROOT]/bar)
-[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
-
 "#]])
         .run();
 }