History Command and Parsing

2 files changed, 143 insertions, 0 deletions

diff --git a/test/integration/test-history b/test/integration/test-history
index 47829e162..34489fce6 100755
--- a/test/integration/test-history
+++ b/test/integration/test-history
@@ -38,3 +38,33 @@ Commandline: dummy
 Comment: A test comment
 Install: pkg2:amd64 (1)
 End-Date: dummy" cathistory
+
+normalizedinfo() {
+    apt history-info 0 | sed -E \
+    -e 's/^( *-?Start time *: ).*/\1dummy/' \
+    -e 's/^( *-?End time *: ).*/\1dummy/' \
+    -e 's|^( *-?Command line *: ).*|\1dummy|'
+}
+
+testsuccessequal "Transaction ID: 0
+Start time: dummy
+End time: dummy
+Requested by: 
+Command line: dummy
+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:]]+'\
+'[^[:space:]]+[[: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
diff --git a/test/libapt/history_parse_test.cc b/test/libapt/history_parse_test.cc
new file mode 100644
index 000000000..526e1573f
--- /dev/null
+++ b/test/libapt/history_parse_test.cc
@@ -0,0 +1,113 @@
+#include <config.h>
+
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/history.h>
+#include <apt-pkg/indexcopy.h>
+#include <apt-pkg/tagfile.h>
+
+#include "common.h"
+
+#include "file-helpers.h"
+
+using namespace APT::History;
+
+TEST(HistoryParseTest, SectionToEntry)
+{
+   FileFd fd;
+   const char *entry_section =
+      "Start-Date: 2025-09-01  15:22:56\n"
+      "Commandline: apt install rust-coreutils\n"
+      "Requested-By: user (1000)\n"
+      "Error: An error occurred\n"
+      "Comment: This is a comment\n"
+      "Install: rust-coreutils:amd64 (0.1.0+git20250813.4af2a84-0ubuntu2)\n"
+      "End-Date: 2025-09-01  15:22:57";
+
+   openTemporaryFile("packagesection", fd, entry_section);
+
+   pkgTagFile tfile(&fd);
+   pkgTagSection section;
+   ASSERT_TRUE(tfile.Step(section));
+
+   Entry entry = ParseSection(section);
+   EXPECT_EQ("2025-09-01  15:22:56", entry.startDate);
+   EXPECT_EQ("2025-09-01  15:22:57", entry.endDate);
+   EXPECT_EQ("apt install rust-coreutils", entry.cmdLine);
+   EXPECT_EQ("user (1000)", entry.requestingUser);
+   EXPECT_EQ("An error occurred", entry.error);
+   EXPECT_EQ("This is a comment", entry.comment);
+   EXPECT_EQ("rust-coreutils:amd64", entry.changeMap[Kind::Install][0].package);
+   EXPECT_EQ("0.1.0+git20250813.4af2a84-0ubuntu2", entry.changeMap[Kind::Install][0].currentVersion);
+}
+
+TEST(HistoryParseTest, EmptyOptionalFields)
+{
+   FileFd fd;
+   const char *entry_section =
+      "Start-Date: 2025-09-01  15:22:56\n"
+      "Commandline: apt install rust-coreutils\n"
+      "Requested-By: user (1000)\n"
+      "Install: rust-coreutils:amd64 (0.1.0+git20250813.4af2a84-0ubuntu2)\n"
+      "End-Date: 2025-09-01  15:22:57";
+   openTemporaryFile("packagesection", fd, entry_section);
+   pkgTagFile tfile(&fd);
+   pkgTagSection section;
+   ASSERT_TRUE(tfile.Step(section));
+
+   Entry entry = ParseSection(section);
+   EXPECT_EQ("", entry.error);
+   EXPECT_EQ("", entry.comment);
+}
+
+TEST(HistoryParseTest, MultipleActions)
+{
+   FileFd fd;
+   const char *entry_section =
+      "Start-Date: 2025-09-01  15:22:56\n"
+      "Commandline: apt install rust-coreutils\n"
+      "Requested-By: user (1000)\n"
+      "Error: An error occurred\n"
+      "Comment: This is a comment\n"
+      "Install: rust-coreutils:amd64 (0.1.0+git20250813.4af2a84-0ubuntu2)\n"
+      "Remove: rust-coreutils:amd64 (0.1.0+git20250813.4af2a84-0ubuntu2)\n"
+      "Downgrade: rust-coreutils:amd64 (0.1.0, 0.0.0)\n"
+      "Reinstall: rust-coreutils:amd64 (0.1.0+git20250813.4af2a84-0ubuntu2)\n"
+      "Upgrade: rust-coreutils:amd64 (0.1.0, 0.2.0)\n"
+      "Purge: rust-coreutils:amd64 (0.1.0+git20250813.4af2a84-0ubuntu2)\n"
+      "End-Date: 2025-09-01  15:22:57";
+
+   openTemporaryFile("packagesection", fd, entry_section);
+
+   pkgTagFile tfile(&fd);
+   pkgTagSection section;
+   ASSERT_TRUE(tfile.Step(section));
+
+   Entry entry = ParseSection(section);
+   Change installChange = entry.changeMap[Kind::Install][0];
+   Change removeChange = entry.changeMap[Kind::Remove][0];
+   Change downgradeChange = entry.changeMap[Kind::Downgrade][0];
+   Change reinstallChange = entry.changeMap[Kind::Reinstall][0];
+   Change upgradeChange = entry.changeMap[Kind::Upgrade][0];
+   Change purgeChange = entry.changeMap[Kind::Purge][0];
+
+   EXPECT_EQ("rust-coreutils:amd64", installChange.package);
+   EXPECT_EQ("0.1.0+git20250813.4af2a84-0ubuntu2", installChange.currentVersion);
+
+   EXPECT_EQ("rust-coreutils:amd64", removeChange.package);
+   EXPECT_EQ("0.1.0+git20250813.4af2a84-0ubuntu2", removeChange.currentVersion);
+
+   EXPECT_EQ("rust-coreutils:amd64", downgradeChange.package);
+   EXPECT_EQ("0.1.0", downgradeChange.currentVersion);
+   EXPECT_EQ("0.0.0", downgradeChange.candidateVersion);
+
+   EXPECT_EQ("rust-coreutils:amd64", reinstallChange.package);
+   EXPECT_EQ("0.1.0+git20250813.4af2a84-0ubuntu2", reinstallChange.currentVersion);
+
+   EXPECT_EQ("rust-coreutils:amd64", upgradeChange.package);
+   EXPECT_EQ("0.1.0", upgradeChange.currentVersion);
+   EXPECT_EQ("0.2.0", upgradeChange.candidateVersion);
+
+   EXPECT_EQ("rust-coreutils:amd64", purgeChange.package);
+   EXPECT_EQ("0.1.0+git20250813.4af2a84-0ubuntu2", purgeChange.currentVersion);
+}