wehub-resource-sync
a06f331eb8
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95 lines
2.9 KiB
Go
95 lines
2.9 KiB
Go
package resolver
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/zzet/gortex/internal/graph"
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)
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func rustUse(g graph.Store, from, usePath string) *graph.Edge {
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e := &graph.Edge{From: from, To: "unresolved::import::" + usePath, Kind: graph.EdgeImports}
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g.AddEdge(e)
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return e
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}
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// TestResolveRustModuleImports_CrateModFile pins `use crate::foo::bar;` binding
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// to src/foo/mod.rs (the file defining the foo module that contains bar).
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func TestResolveRustModuleImports_CrateModFile(t *testing.T) {
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g := graph.New()
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seedFile(g, "src/lib.rs", "rust")
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seedFile(g, "src/foo/mod.rs", "rust")
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e := rustUse(g, "src/lib.rs", "crate/foo/bar")
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ResolveRustScopeCalls(g)
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assert.Equal(t, "src/foo/mod.rs", e.To)
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assert.Equal(t, graph.OriginASTResolved, e.Origin)
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assert.Equal(t, "rust_module", e.Meta["resolved_via"])
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}
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// TestResolveRustModuleImports_CrateFileModule pins binding to the `foo.rs`
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// file form (not a mod.rs directory module).
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func TestResolveRustModuleImports_CrateFileModule(t *testing.T) {
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g := graph.New()
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seedFile(g, "src/lib.rs", "rust")
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seedFile(g, "src/utils.rs", "rust")
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e := rustUse(g, "src/lib.rs", "crate/utils/helper")
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ResolveRustScopeCalls(g)
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assert.Equal(t, "src/utils.rs", e.To)
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}
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// TestResolveRustModuleImports_SelfAnchor pins `use self::baz;` anchoring at the
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// caller's own module directory.
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func TestResolveRustModuleImports_SelfAnchor(t *testing.T) {
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g := graph.New()
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seedFile(g, "src/foo/mod.rs", "rust")
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seedFile(g, "src/foo/baz.rs", "rust")
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e := rustUse(g, "src/foo/mod.rs", "self/baz")
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ResolveRustScopeCalls(g)
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assert.Equal(t, "src/foo/baz.rs", e.To)
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}
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// TestResolveRustModuleImports_SuperAnchor pins `use super::bar;` walking one
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// module directory up from the caller.
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func TestResolveRustModuleImports_SuperAnchor(t *testing.T) {
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g := graph.New()
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seedFile(g, "src/foo/mod.rs", "rust")
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seedFile(g, "src/bar.rs", "rust")
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e := rustUse(g, "src/foo/mod.rs", "super/bar")
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ResolveRustScopeCalls(g)
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assert.Equal(t, "src/bar.rs", e.To)
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}
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// TestResolveRustModuleImports_AmbiguousRefused pins that a module present as
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// both foo.rs and foo/mod.rs is refused.
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func TestResolveRustModuleImports_AmbiguousRefused(t *testing.T) {
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g := graph.New()
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seedFile(g, "src/lib.rs", "rust")
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seedFile(g, "src/foo.rs", "rust")
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seedFile(g, "src/foo/mod.rs", "rust")
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e := rustUse(g, "src/lib.rs", "crate/foo")
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ResolveRustScopeCalls(g)
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assert.Equal(t, "unresolved::import::crate/foo", e.To, "ambiguous foo.rs vs foo/mod.rs refused")
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}
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// TestResolveRustModuleImports_ExternalCrateUntouched pins that a non-anchored
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// external crate path is left alone.
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func TestResolveRustModuleImports_ExternalCrateUntouched(t *testing.T) {
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g := graph.New()
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seedFile(g, "src/lib.rs", "rust")
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e := rustUse(g, "src/lib.rs", "serde/Serialize")
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ResolveRustScopeCalls(g)
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assert.Equal(t, "unresolved::import::serde/Serialize", e.To, "external crate path left alone")
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}
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