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// Copyright 2019 The Chromium OS 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 main
import (
"testing"
)
func TestAddPieFlags(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
initPieConfig(ctx.cfg)
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64, mainCc)))
if err := verifyArgOrder(cmd, "-pie", mainCc); err != nil {
t.Error(err)
}
if err := verifyArgOrder(cmd, "-fPIE", mainCc); err != nil {
t.Error(err)
}
})
}
func TestOmitPieFlagsWhenNoPieArgGiven(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
initPieConfig(ctx.cfg)
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64, "-nopie", mainCc)))
if err := verifyArgCount(cmd, 0, "-nopie"); err != nil {
t.Error(err)
}
if err := verifyArgCount(cmd, 0, "-pie"); err != nil {
t.Error(err)
}
if err := verifyArgCount(cmd, 0, "-fPIE"); err != nil {
t.Error(err)
}
cmd = ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64, "-fno-pie", mainCc)))
if err := verifyArgCount(cmd, 0, "-pie"); err != nil {
t.Error(err)
}
if err := verifyArgCount(cmd, 0, "-fPIE"); err != nil {
t.Error(err)
}
})
}
func TestOmitPieFlagsWhenKernelDefined(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
initPieConfig(ctx.cfg)
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64, "-D__KERNEL__", mainCc)))
if err := verifyArgCount(cmd, 0, "-pie"); err != nil {
t.Error(err)
}
if err := verifyArgCount(cmd, 0, "-fPIE"); err != nil {
t.Error(err)
}
})
}
func TestAddPieFlagsForEabiEvenIfNoPieGiven(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
initPieConfig(ctx.cfg)
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64Eabi, "-nopie", mainCc)))
if err := verifyArgCount(cmd, 0, "-nopie"); err != nil {
t.Error(err)
}
if err := verifyArgCount(cmd, 1, "-pie"); err != nil {
t.Error(err)
}
if err := verifyArgCount(cmd, 1, "-fPIE"); err != nil {
t.Error(err)
}
})
}
func initPieConfig(cfg *config) {
cfg.commonFlags = []string{"-fPIE", "-pie"}
}
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