1 files changed, 31 insertions, 0 deletions
diff --git a/gopls/internal/lsp/testdata/rank/type_switch_rank.go.in b/gopls/internal/lsp/testdata/rank/type_switch_rank.go.in
new file mode 100644
index 000000000..1ed12b7c1
--- /dev/null
+++ b/gopls/internal/lsp/testdata/rank/type_switch_rank.go.in
@@ -0,0 +1,31 @@
+package rank
+
+import (
+	"fmt"
+	"go/ast"
+)
+
+func _() {
+	type basket int   //@item(basket, "basket", "int", "type")
+	var banana string //@item(banana, "banana", "string", "var")
+
+	switch interface{}(pear).(type) {
+	case b: //@complete(":", basket)
+		b //@complete(" //", banana, basket)
+	}
+
+	Ident  //@item(astIdent, "Ident", "struct{...}", "struct")
+	IfStmt //@item(astIfStmt, "IfStmt", "struct{...}", "struct")
+
+	switch ast.Node(nil).(type) {
+	case *ast.Ident:
+	case *ast.I: //@rank(":", astIfStmt, astIdent)
+	}
+
+	Stringer   //@item(fmtStringer, "Stringer", "interface{...}", "interface")
+	GoStringer //@item(fmtGoStringer, "GoStringer", "interface{...}", "interface")
+
+	switch interface{}(nil).(type) {
+	case fmt.Stringer: //@rank(":", fmtStringer, fmtGoStringer)
+	}
+}