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// Copyright 2020 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.
package runtime_test
import (
"strings"
"testing"
)
// Test that panics print out the underlying value
// when the underlying kind is directly printable.
// Issue: https://golang.org/issues/37531
func TestPanicWithDirectlyPrintableCustomTypes(t *testing.T) {
tests := []struct {
name string
wantPanicPrefix string
}{
{"panicCustomBool", `panic: main.MyBool(true)`},
{"panicCustomComplex128", `panic: main.MyComplex128(+3.210000e+001+1.000000e+001i)`},
{"panicCustomComplex64", `panic: main.MyComplex64(+1.100000e-001+3.000000e+000i)`},
{"panicCustomFloat32", `panic: main.MyFloat32(-9.370000e+001)`},
{"panicCustomFloat64", `panic: main.MyFloat64(-9.370000e+001)`},
{"panicCustomInt", `panic: main.MyInt(93)`},
{"panicCustomInt8", `panic: main.MyInt8(93)`},
{"panicCustomInt16", `panic: main.MyInt16(93)`},
{"panicCustomInt32", `panic: main.MyInt32(93)`},
{"panicCustomInt64", `panic: main.MyInt64(93)`},
{"panicCustomString", `panic: main.MyString("Panic")`},
{"panicCustomUint", `panic: main.MyUint(93)`},
{"panicCustomUint8", `panic: main.MyUint8(93)`},
{"panicCustomUint16", `panic: main.MyUint16(93)`},
{"panicCustomUint32", `panic: main.MyUint32(93)`},
{"panicCustomUint64", `panic: main.MyUint64(93)`},
{"panicCustomUintptr", `panic: main.MyUintptr(93)`},
}
for _, tt := range tests {
t := t
t.Run(tt.name, func(t *testing.T) {
output := runTestProg(t, "testprog", tt.name)
if !strings.HasPrefix(output, tt.wantPanicPrefix) {
t.Fatalf("%q\nis not present in\n%s", tt.wantPanicPrefix, output)
}
})
}
}
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