package dyn_test import ( "fmt" "testing" . "github.com/databricks/cli/libs/dyn" assert "github.com/databricks/cli/libs/dyn/dynassert" ) func TestNewPathFromString(t *testing.T) { for _, tc := range []struct { input string output Path err error }{ { input: "", output: NewPath(), }, { input: ".", output: NewPath(), }, { input: "foo.bar", output: NewPath(Key("foo"), Key("bar")), }, { input: "[1]", output: NewPath(Index(1)), }, { input: "foo[1].bar", output: NewPath(Key("foo"), Index(1), Key("bar")), }, { input: "foo.bar[1]", output: NewPath(Key("foo"), Key("bar"), Index(1)), }, { input: "foo.bar[1][2]", output: NewPath(Key("foo"), Key("bar"), Index(1), Index(2)), }, { input: "foo.bar[1][2][3]", output: NewPath(Key("foo"), Key("bar"), Index(1), Index(2), Index(3)), }, { input: "foo[1234]", output: NewPath(Key("foo"), Index(1234)), }, { input: "foo[123", err: fmt.Errorf("invalid path: foo[123"), }, { input: "foo[123]]", err: fmt.Errorf("invalid path: foo[123]]"), }, { input: "foo[[123]", err: fmt.Errorf("invalid path: foo[[123]"), }, { input: "foo[[123]]", err: fmt.Errorf("invalid path: foo[[123]]"), }, { input: "foo[foo]", err: fmt.Errorf("invalid path: foo[foo]"), }, { input: "foo..bar", err: fmt.Errorf("invalid path: foo..bar"), }, { input: "foo.bar.", err: fmt.Errorf("invalid path: foo.bar."), }, { // Every component may have a leading dot. input: ".foo.[1].bar", output: NewPath(Key("foo"), Index(1), Key("bar")), }, { // But after an index there must be a dot. input: "foo[1]bar", err: fmt.Errorf("invalid path: foo[1]bar"), }, } { p, err := NewPathFromString(tc.input) if tc.err != nil { assert.EqualError(t, err, tc.err.Error(), tc.input) } else { assert.NoError(t, err) assert.Equal(t, tc.output, p) } } }