test: e2e test for rpm maintainer scripts

acceptance/testdata/rpm.386.complex.dockerfile

@@ -10,7 +10,13 @@ RUN test -f /usr/share/whatever/folder/file2
 RUN test -d /usr/share/whatever/folder/folder2
 RUN test -f /usr/share/whatever/folder/folder2/file1
 RUN test -f /usr/share/whatever/folder/folder2/file2
+RUN test -f /tmp/preinstall-proof
+RUN test -f /tmp/postinstall-proof
+RUN test ! -f /tmp/preremove-proof
+RUN test ! -f /tmp/postremove-proof
 RUN echo wat >> /etc/foo/whatever.conf
 RUN rpm -e foo
 RUN test -f /etc/foo/whatever.conf.rpmsave
 RUN test ! -f /usr/local/bin/fake
+RUN test -f /tmp/preremove-proof
+RUN test -f /tmp/postremove-proof

acceptance/testdata/rpm.complex.dockerfile

@@ -10,7 +10,13 @@ RUN test -f /usr/share/whatever/folder/file2
 RUN test -d /usr/share/whatever/folder/folder2
 RUN test -f /usr/share/whatever/folder/folder2/file1
 RUN test -f /usr/share/whatever/folder/folder2/file2
+RUN test -f /tmp/preinstall-proof
+RUN test -f /tmp/postinstall-proof
+RUN test ! -f /tmp/preremove-proof
+RUN test ! -f /tmp/postremove-proof
 RUN echo wat >> /etc/foo/whatever.conf
 RUN rpm -e foo
 RUN test -f /etc/foo/whatever.conf.rpmsave
 RUN test ! -f /usr/local/bin/fake
+RUN test -f /tmp/preremove-proof
+RUN test -f /tmp/postremove-proof

deb/deb_test.go

@@ -90,7 +90,7 @@ func TestControl(t *testing.T) {
 func TestScripts(t *testing.T) {
 	var w bytes.Buffer
 	var out = tar.NewWriter(&w)
-	path := "../testdata/script.sh"
+	path := "../testdata/scripts/preinstall.sh"
 	assert.Error(t, newScriptInsideTarGz(out, "doesnotexit", "preinst"))
 	assert.NoError(t, newScriptInsideTarGz(out, path, "preinst"))
 	var in = tar.NewReader(&w)

rpm/rpm_test.go

@@ -50,6 +50,12 @@ func exampleInfo() nfpm.Info {
 		ConfigFiles: map[string]string{
 			"../testdata/whatever.conf": "/etc/fake/fake.conf",
 		},
+		Scripts: nfpm.Scripts{
+			PreInstall:  "../testdata/scripts/preinstall.sh",
+			PostInstall: "../testdata/scripts/postinstall.sh",
+			PreRemove:   "../testdata/scripts/preremove.sh",
+			PostRemove:  "../testdata/scripts/postremove.sh",
+		},
 	})
 }
 
@@ -84,6 +90,22 @@ func TestRPMVersionWithDash(t *testing.T) {
 	assert.NoError(t, err)
 }
 
+func TestRPMScripts(t *testing.T) {
+	info := exampleInfo()
+	scripts, err := readScripts(info)
+	assert.NoError(t, err)
+	for actual, src := range map[string]string{
+		scripts.Pre:    info.Scripts.PreInstall,
+		scripts.Post:   info.Scripts.PostInstall,
+		scripts.Preun:  info.Scripts.PreRemove,
+		scripts.Postun: info.Scripts.PostRemove,
+	} {
+		data, err := ioutil.ReadFile(src)
+		assert.NoError(t, err)
+		assert.Equal(t, string(data), actual)
+	}
+}
+
 func TestRPMNoFiles(t *testing.T) {
 	info := exampleInfo()
 	info.Files = map[string]string{}

rpm/testdata/spec_4.12.x.golden

@@ -66,16 +66,28 @@ rm -rf %{buildroot}
 
 
 %pre
-# noop
+#!/bin/bash
+
+echo "Preinstall" > /dev/null
+
 
 %post
-# noop
+#!/bin/bash
+
+echo "Postinstall" > /dev/null
+
 
 %preun
-# noop
+#!/bin/bash
+
+echo "Preremove" > /dev/null
+
 
 %postun
-# noop
+#!/bin/bash
+
+echo "Postremove" > /dev/null
+
 
 %changelog
 # noop

rpm/testdata/spec_4.13.x.golden

@@ -74,16 +74,28 @@ rm -rf %{buildroot}
 
 
 %pre
-# noop
+#!/bin/bash
+
+echo "Preinstall" > /dev/null
+
 
 %post
-# noop
+#!/bin/bash
+
+echo "Postinstall" > /dev/null
+
 
 %preun
-# noop
+#!/bin/bash
+
+echo "Preremove" > /dev/null
+
 
 %postun
-# noop
+#!/bin/bash
+
+echo "Postremove" > /dev/null
+
 
 %changelog
 # noop

rpm/testdata/spec_4.14.x.golden

@@ -74,16 +74,28 @@ rm -rf %{buildroot}
 
 
 %pre
-# noop
+#!/bin/bash
+
+echo "Preinstall" > /dev/null
+
 
 %post
-# noop
+#!/bin/bash
+
+echo "Postinstall" > /dev/null
+
 
 %preun
-# noop
+#!/bin/bash
+
+echo "Preremove" > /dev/null
+
 
 %postun
-# noop
+#!/bin/bash
+
+echo "Postremove" > /dev/null
+
 
 %changelog
 # noop

testdata/scripts/postinstall.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo "Postinstall" > /dev/null

testdata/scripts/postremove.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo "Postremove" > /dev/null

testdata/scripts/preinstall.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo "Preinstall" > /dev/null

testdata/scripts/preremove.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo "Preremove" > /dev/null