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// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build go1.17
// +build go1.17
package vta
import (
"testing"
"golang.org/x/tools/go/callgraph/cha"
"golang.org/x/tools/go/ssa"
"golang.org/x/tools/go/ssa/ssautil"
)
func TestVTACallGraphGo117(t *testing.T) {
file := "testdata/src/go117.go"
prog, want, err := testProg(file, ssa.BuilderMode(0))
if err != nil {
t.Fatalf("couldn't load test file '%s': %s", file, err)
}
if len(want) == 0 {
t.Fatalf("couldn't find want in `%s`", file)
}
g, _ := typePropGraph(ssautil.AllFunctions(prog), cha.CallGraph(prog))
if gs := vtaGraphStr(g); !subGraph(want, gs) {
t.Errorf("`%s`: want superset of %v;\n got %v", file, want, gs)
}
}
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