Backport tests from Fedora

plans/smoke.fmf

@@ -1,9 +1,5 @@
 summary: Basic smoke test
 discover:
-  how: shell
-  tests:
-    - name: /smoke/empty-grammar
-      test: |
-        echo 'non terminal bar; bar::=;' | cup
+  how: fmf
 execute:
   how: tmt

tests/Sanity/smoke/empty.cup

@@ -0,0 +1,2 @@
+non terminal bar;
+bar::=;

tests/Sanity/smoke/main.fmf

@@ -0,0 +1,6 @@
+summary: java_cup smoke test
+description: |
+  Test basic functionality of java_cup.
+require:
+  - java_cup
+  - java-21-openjdk-devel

tests/Sanity/smoke/runtest.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+# Author: Mikolaj Izdebski <mizdebsk@redhat.com>
+. /usr/share/beakerlib/beakerlib.sh
+
+rlJournalStart
+
+  rlPhaseStartTest "check for presence of cup command"
+    rlAssertRpm java_cup
+    rlAssertBinaryOrigin cup java_cup
+  rlPhaseEnd
+
+  rlPhaseStartTest "display cup version"
+    rlRun -s "cup -version" 1
+    rlAssertGrep "CUP v0" $rlRun_LOG
+  rlPhaseEnd
+
+  rlPhaseStartTest "generate parser for empty grammar"
+    java_home=/usr/lib/jvm/java-21-openjdk/bin
+    jar=/usr/share/java/java_cup-runtime.jar
+    rlRun -s "cup empty.cup"
+    rlAssertGrep "0 errors and 0 warnings" $rlRun_LOG
+    rlAssertGrep "2 terminals, 1 non-terminal, and 2 productions declared" $rlRun_LOG
+    rlAssertGrep "Code written to" $rlRun_LOG
+    rlRun "javac -cp ${jar} parser.java sym.java"
+  rlPhaseEnd
+
+rlJournalEnd
+rlJournalPrintText

tests/main.fmf

@@ -0,0 +1,4 @@
+contact: Mikolaj Izdebski <mizdebsk@redhat.com>
+framework: beakerlib
+test: ./runtest.sh
+tier: 0