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zzet--gortex/internal/resolver/rust_samecrate_test.go
T
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chore: import upstream snapshot with attribution
2026-07-13 12:33:42 +08:00

36 lines
1.1 KiB
Go

package resolver
import (
"testing"
"github.com/stretchr/testify/require"
)
// A bare `RegexMatcherBuilder::new()` call is ambiguous when two crates
// define that type, but a same-crate call almost always means the same-crate
// type. The scope pass breaks the tie by the caller's crate (the path up to
// "/src/").
func TestRustScope_SameCrateDisambiguation(t *testing.T) {
g := buildRustGraph(t, map[string]string{
"crates/regex/src/matcher.rs": `
struct RegexMatcherBuilder {}
impl RegexMatcherBuilder {
fn new() -> RegexMatcherBuilder { RegexMatcherBuilder {} }
}
fn make() {
let _b = RegexMatcherBuilder::new();
}
`,
"crates/pcre2/src/matcher.rs": `
struct RegexMatcherBuilder {}
impl RegexMatcherBuilder {
fn new() -> RegexMatcherBuilder { RegexMatcherBuilder {} }
}
`,
})
ResolveRustScopeCalls(g)
targets := callTargetsFromRust(g, "crates/regex/src/matcher.rs::make")
require.Contains(t, targets, "crates/regex/src/matcher.rs::RegexMatcherBuilder.new")
require.NotContains(t, targets, "crates/pcre2/src/matcher.rs::RegexMatcherBuilder.new")
}