From e2e4e3ced75bb5e9db28cc35b6ebf371e8e5be94 Mon Sep 17 00:00:00 2001
From: Simon Johnsson <simon.johnsson@canonical.com>
Date: Wed, 18 Feb 2026 15:37:48 +0100
Subject: Scale history-list to screen width

---
 test/integration/test-history | 73 ++++++++++++++++++++++++++++++++++---------
 1 file changed, 58 insertions(+), 15 deletions(-)

(limited to 'test/integration/test-history')

diff --git a/test/integration/test-history b/test/integration/test-history
index 34108e357..48966d011 100755
--- a/test/integration/test-history
+++ b/test/integration/test-history
@@ -54,20 +54,7 @@ Command line: apt-get install pkg1
 Packages changed:
     Install pkg1:amd64 (1)
 " normalizedinfo
- 
-# replace aribtrary command line and date with "dummy".
-normalizedlist() {
-    apt history-list | sed -E 's/^([0-9]+)[[:space:]]+'\
-'.*'\
-'[0-9]{4}-[0-9]{2}-[0-9]{2}[[:space:]]+'\
-'[0-9]{2}:[0-9]{2}:[0-9]{2}/'\
-'\1  dummy                    dummy               /'
-}
-
-testsuccessequal "ID Command line             Date and Time          Action    Changes                  
 
-0  dummy                    dummy                  Install   1                        
-1  dummy                    dummy                  Install   1                        " normalizedlist
 
 ################################################################################
 # Read previous history for manipulation
@@ -118,9 +105,9 @@ Commandline: install nothing
 End-Date: dummy
 EOF
 
-testsuccessequal "ID Command line             Date and Time          Action    Changes                  
+testsuccessequal "ID  Command line     Date and Time  Action  Changes
 
-0  install nothing          dummy                            0                        " normalizedlist
+0   install nothing  dummy                  0      " apt history-list
 
 testsuccessequal "Transaction ID: 0
 Start time: dummy
@@ -129,6 +116,62 @@ Requested by:
 Command line: install nothing
 Packages changed:" normalizedinfo
 
+cat > rootdir/var/log/apt/history.log << EOF
+Start-Date: 1970-01-01 00:00:00
+Commandline: install nothing
+Install: nothing
+End-Date: 1970-01-01 00:00:00
+
+Start-Date: 1971-01-01 00:00:00
+Commandline: remove something
+Remove: something
+End-Date: 1971-01-01 00:00:00
+EOF
+
+testsuccessequal "ID  Command line     Date and Time        Action  Changes
+
+0   install nothing  1970-01-01 00:00:00  Install 1      
+1   remove something 1971-01-01 00:00:00  Remove  1      " apt history-list
+
+################################################################################
+# Test different column widths
+################################################################################
+settestcolumnwidth() {
+    local columns=$1
+    local A_chars
+    A_chars=$(printf 'a%.0s' $(seq 1 "$columns"))
+
+    cat > rootdir/var/log/apt/history.log << EOF
+Start-Date: dummy
+Commandline: $A_chars
+Install: nothing
+End-Date: dummy
+EOF
+
+    export COLUMNS="$columns"
+}
+
+settestcolumnwidth 80
+testsuccessequal "ID  Command line                                  Date and Time  Action  Changes
+
+0   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...dummy          Install 1      " apt history-list
+
+settestcolumnwidth 50
+testsuccessequal "ID  Command line    Date and Time  Action  Changes
+
+0   aaaaaaaaaaaaa...dummy          Install 1      " apt history-list
+
+settestcolumnwidth 100
+testsuccessequal "ID  Command line                                                      Date and Time  Action  Changes
+
+0   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...dummy          Install 1      " apt history-list
+
+settestcolumnwidth 60
+testsuccessequal "ID  Command line              Date and Time  Action  Changes
+
+0   aaaaaaaaaaaaaaaaaaaaaaa...dummy          Install 1      " apt history-list
+
+
 testfailureequal "E: Incorrect usage, no ID was given." apt history-redo
 testfailureequal "E: Incorrect usage, no ID was given." apt history-undo
 testfailureequal "E: Incorrect usage, no ID was given." apt history-rollback
-- 
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