(feature) (types) Add 'dnf' type

docs/_types/dnf.md

@@ -0,0 +1,11 @@
+---
+name: dnf
+---
+asserts packages installed via dnf on CentOS or RedHat
+
+
+### Usage
+
+```bash
+* dnf package-name
+```

test/fixtures/dnf-list-updates.txt

@@ -0,0 +1 @@
+outdated_package

test/type-dnf.bats

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+#!/usr/bin/env bats
+
+. test/helpers.sh
+
+dnf () { . $BORK_SOURCE_DIR/types/dnf.sh $*; }
+
+setup () {
+  respond_to "uname -s" "echo Linux"
+  respond_to "rpm -qa" "cat $fixtures/rpm-qa.txt"
+  respond_to "sudo dnf list updates" "cat $fixtures/dnf-list-updates.txt"
+}
+
+@test "dnf status reports incorrect platform" {
+  respond_to "uname -s" "echo Darwin"
+  run dnf status some_package
+  [ "$status" -eq $STATUS_UNSUPPORTED_PLATFORM ]
+}
+
+@test "dnf status reports missing dnf" {
+  respond_to "which dnf" "return 1"
+  run dnf status some_package
+  [ "$status" -eq $STATUS_FAILED_PRECONDITION ]
+}
+
+@test "dnf status reports a package is missing" {
+  run dnf status missing_package
+  [ "$status" -eq $STATUS_MISSING ]
+}
+
+@test "dnf status reports a package is outdated" {
+  run dnf status outdated_package
+  [ "$status" -eq $STATUS_OUTDATED ]
+}
+
+@test "dnf status reports a package is current" {
+  run dnf status current_package
+  [ "$status" -eq $STATUS_OK ]
+}
+
+@test "dnf install runs 'dnf install'" {
+  run dnf install missing_package
+  [ "$status" -eq $STATUS_OK ]
+  run baked_output
+  [ "$output" = 'sudo dnf -y install missing_package' ]
+}
+
+@test "dnf upgrade runs 'dnf install'" {
+  run dnf upgrade outdated_package
+  [ "$status" -eq $STATUS_OK ]
+  run baked_output
+  [ "$output" = 'sudo dnf -y install outdated_package' ]
+}
+
+@test "dnf remove runs 'dnf install'" {
+  run dnf remove unwanted_package
+  [ "$status" -eq $STATUS_OK ]
+  run baked_output
+  [ "$output" = 'sudo dnf -y remove unwanted_package' ]
+}

types/dnf.sh

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+
+action=$1
+name=$2
+shift 2
+case $action in
+  desc)
+    echo "asserts packages installed via dnf on Fedora, CentOS or RedHat"
+    echo "* dnf package-name"
+    ;;
+  status)
+    baking_platform_is "Linux" || return $STATUS_UNSUPPORTED_PLATFORM
+    needs_exec "dnf" 0
+    [ "$?" -gt 0 ] && return $STATUS_FAILED_PRECONDITION
+
+    echo "$(bake rpm -qa)" | grep "^$name"
+    [ "$?" -gt 0 ] && return $STATUS_MISSING
+
+    echo "$(bake sudo dnf list updates)" | grep "^$name"
+    [ "$?" -eq 0 ] && return $STATUS_OUTDATED
+    return $STATUS_OK
+    ;;
+
+  install|upgrade)
+    bake sudo dnf -y install $name
+    ;;
+
+  remove)
+    bake sudo dnf -y remove $name
+    ;;
+
+  *) return 1 ;;
+esac