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cue: add test case for Value.ReferencePath at top level
Currently Value.ReferencePath does not work correctly
when the value is a top level expression in a file.
We add a test case for this, to be fixed in a subsequent CL.
Signed-off-by: Roger Peppe <rogpeppe@gmail.com>
Change-Id: I9238a168860c77d167cb9b018ff8fee307698072
Reviewed-on: https://cue.gerrithub.io/c/cue-lang/cue/+/1232507
TryBot-Result: CUEcueckoo <cueckoo@cuelang.org>
Unity-Result: CUE porcuepine <cue.porcuepine@gmail.com>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>
+30
-2
+30
-2
cue/types_test.go
+30
-2
cue/types_test.go
···
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func TestReferencePath(t *testing.T) {
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testCases := []struct {
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input string
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+
path string
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want string
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wantImportPath string
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alt string
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}{{
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input: "v: w: x: _|_",
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+
path: "v.w.x",
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want: "",
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}, {
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input: "v: w: x: 2",
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+
path: "v.w.x",
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want: "",
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}, {
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input: "v: w: x: a, a: 1",
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+
path: "v.w.x",
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want: "a",
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}, {
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input: "v: w: x: a.b.c, a: b: c: 1",
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+
path: "v.w.x",
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want: "a.b.c",
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}, {
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input: "if true { v: w: x: a, a: 1 }",
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+
path: "v.w.x",
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want: "a",
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}, {
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input: "v: w: x: w.a.b.c, v: w: a: b: c: 1",
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+
path: "v.w.x",
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want: "v.w.a.b.c",
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}, {
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input: `v: w: x: w.a.b.c, v: w: a: b: c: 1, #D: 3, opt?: 3, "v\(#D)": 3, X: {a: 3}, X`,
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+
path: "v.w.x",
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want: "v.w.a.b.c",
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}, {
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input: `
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v: w: x: w.a[bb]["c"]
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v: w: a: b: c: 1
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bb: "b"`,
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+
path: "v.w.x",
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want: "v.w.a.b.c",
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}, {
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input: `
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X="\(y)": 1
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v: w: x: X // TODO: Move up for crash
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y: "foo"`,
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+
path: "v.w.x",
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want: "foo",
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}, {
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input: `
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v: w: _
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v: [X=string]: x: a[X]
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a: w: 1`,
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+
path: "v.w.x",
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want: "a.w",
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}, {
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input: `v: {
···
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}
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},
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src: ["x", "y"]`,
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+
path: "v.w.x",
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want: "v.w.tx",
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}, {
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input: `
···
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for i in [] {
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}
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`,
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+
path: "v.w.x",
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want: "a",
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}, {
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input: `
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v: w: close({x: a})
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a: 1
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`,
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path: "v.w.x",
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want: "a",
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}, {
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input: `
···
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`,
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want: "Pi",
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wantImportPath: "math",
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+
path: "v.w.x",
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alt: "3.14159265358979323846264338327950288419716939937510582097494459",
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-
}}
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+
}, {
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+
input: `
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+
import "time"
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+
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+
time.RFC3339
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+
`,
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+
path: "",
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+
want: "",
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+
// TODO this should work
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//want: "RFC3339",
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+
//wantImportPath: "time",
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+
alt: `"2006-01-02T15:04:05Z07:00"`,
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+
},
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+
}
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for _, tc := range testCases {
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cuetdtest.FullMatrix.Run(t, "", func(t *testing.T, m *cuetdtest.M) {
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ctx := m.CueContext()
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val := ctx.CompileString(tc.input, cue.Filename("in"))
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-
v := val.Lookup("v", "w", "x")
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+
v := val.LookupPath(cue.ParsePath(tc.path))
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root, path := v.ReferencePath()
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if got := path.String(); got != tc.want {