From 523534c9db64943ca8c25cffd6f3b186f60a856a Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Tue, 5 Feb 2019 00:53:36 -0800
Subject: Start a testsuite for upgrade script

Signed-off-by: Alexey Neyman <stilor@att.net>

diff --git a/scripts/version-check.sh b/scripts/version-check.sh
index 6944d8c..cd0c7f7 100644
--- a/scripts/version-check.sh
+++ b/scripts/version-check.sh
@@ -132,7 +132,7 @@ upgrade_v0()
     CT_LIBC_avr_libc|CT_LIBC_glibc|CT_LIBC_musl|CT_LIBC_newlib|CT_LIBC_none|\
     CT_LIBC_uClibc)
         # Renamed to upper-case
-        opt=${opt^^}
+        replace ${opt^^}
         ;;
     CT_ARCH_XTENSA_CUSTOM_NAME)
         replace CT_OVERLAY_NAME
diff --git a/testing/upgrade/.gitignore b/testing/upgrade/.gitignore
new file mode 100644
index 0000000..4585bba
--- /dev/null
+++ b/testing/upgrade/.gitignore
@@ -0,0 +1,2 @@
+.config*
+logs
diff --git a/testing/upgrade/run.sh b/testing/upgrade/run.sh
new file mode 100755
index 0000000..41d3bb0
--- /dev/null
+++ b/testing/upgrade/run.sh
@@ -0,0 +1,116 @@
+#!/bin/bash
+
+CTNG=${CTNG-../../ct-ng}
+
+current_tc=unknown
+fails_tc=0
+fails_total=0
+
+fail()
+{
+    fails_tc=$[fails_tc + 1]
+    fails_total=$[fails_total + 1]
+}
+
+finish()
+{
+    if [ "${fails_tc}" != 0 ]; then
+        echo ">>>>> $current_tc: FAIL" >&2
+    else
+        echo ">>>>> $current_tc: PASS" >&2
+    fi
+    fails_tc=0
+}
+
+run_sample()
+{
+    local -A expect_set expect_unset
+    local o v ln
+
+    # Basename for logging
+    exec {LOG}>"logs/${current_tc}.log"
+
+    # Determine expected values
+    while read ln; do
+        case "${ln}" in
+            "## "*"="*)
+                ln=${ln#* }
+                o=${ln%%=*}
+                v=${ln#*=}
+                expect_set[${o}]=${v}
+                ;;
+            "## "*" is not set")
+                ln=${ln#* }
+                o=${ln%% *}
+                expect_unset[${o}]=1
+                ;;
+        esac
+    done < "samples/${current_tc}.config"
+
+    # Now run the upgrade
+    echo ">>>> Running the config through an upgrade" >&${LOG}
+    cp "samples/${current_tc}.config" .config
+    ${CTNG} upgradeconfig >&${LOG} 2>&${LOG}
+    echo >&${LOG}
+    echo ">>>> Checking the config after the upgrade" >&${LOG}
+    while read ln; do
+        case "${ln}" in
+            *"="*)
+                o=${ln%%=*}
+                v=${ln#*=}
+                if [ "${expect_unset[${o}]+set}" = "set" ]; then
+                    echo "Expect ${o} to be unset" >&${LOG}
+                    echo "Actual value of ${o}: ${v}" >&${LOG}
+                    fail
+                elif [ "${expect_set[${o}]+set}" = "set" ]; then
+                    if [ "${expect_set[${o}]}" != "${v}" ]; then
+                        echo "Expect value of ${o}: ${expect_set[${o}]}" >&${LOG}
+                        echo "Actual value of ${o}: ${v}" >&${LOG}
+                        fail
+                    else
+                        echo "Matched value of ${o}: ${v}" >&${LOG}
+                    fi
+                fi
+                unset expect_set[${o}]
+                unset expect_unset[${o}]
+                ;;
+            "# "*" is not set")
+                ln=${ln#* }
+                o=${ln%% *}
+                if [ "${expect_set[${o}]+set}" = "set" ]; then
+                    echo "Expect value of ${o}: ${expect_set[${o}]}" >&${LOG}
+                    echo "Actual ${o} is unset" >&${LOG}
+                    fail
+                elif [ "${expect_unset[${o}]+set}" = "set" ]; then
+                    echo "Matched unset ${o}" >&${LOG}
+                fi
+                unset expect_set[${o}]
+                unset expect_unset[${o}]
+                ;;
+        esac
+    done < .config
+    for o in "${!expect_set[@]}"; do
+        echo "Expect value of ${o}: ${expect_set[${o}]}" >&${LOG}
+        echo "Variable ${o} not present" >&${LOG}
+        fail
+    done
+    for o in "${!expect_unset[@]}"; do
+        echo "Expect ${o} being unset" >&${LOG}
+        echo "Variable ${o} not present" >&${LOG}
+        fail
+    done
+    exec {LOG}>&-
+    finish
+}
+
+mkdir -p logs
+for i in samples/*.config; do
+    current_tc=${i#samples/}
+    current_tc=${current_tc%.config}
+    run_sample
+done
+
+if [ "${fails_total}" != 0 ]; then
+    exit 1
+fi
+exit 0
-- 
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