22 lines
921 B
Rust
22 lines
921 B
Rust
// This is a simple smoke test for rustdoc's `--emit dep-info` feature. It prints out
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// information about dependencies in a Makefile-compatible format, as a `.d` file.
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use run_make_support::assertion_helpers::assert_contains;
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use run_make_support::{path, rfs, rustdoc};
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fn main() {
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// We're only emitting dep info, so we shouldn't be running static analysis to
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// figure out that this program is erroneous.
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rustdoc().input("lib.rs").arg("-Zunstable-options").emit("dep-info").run();
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let content = rfs::read_to_string("foo.d");
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assert_contains(&content, "lib.rs:");
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assert_contains(&content, "foo.rs:");
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assert_contains(&content, "bar.rs:");
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assert_contains(&content, "doc.md:");
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// Now we check that we can provide a file name to the `dep-info` argument.
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rustdoc().input("lib.rs").arg("-Zunstable-options").emit("dep-info=bla.d").run();
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assert!(path("bla.d").exists());
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}
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