test: Add primary testing and usage message

Signed-off-by: Thomas Venriès <thomas.venries@gmail.com>

test/test-args.sh

@@ -1,8 +1,11 @@
 #!/bin/sh
 
-# Caution: Required three monitors
-
-[ "$#" -ne 3 ] && { echo 'Three monitor ids are required.'; exit 2; }
+if [ "$#" -ne 3 ]; then
+    echo 'Usage: test-args.sh MON_ID1 MON_ID2 MON_ID3'
+    echo
+    echo 'Three monitor ids are required. Ids are given by `mons`.'
+    exit 1
+fi
 
 echo 'TEST: Bad Arguments'
 echo '#=========================#'

test/test-common.sh

@@ -1,18 +1,36 @@
 #!/bin/sh
 
-echo 'TEST: Common Modes'
-echo '#=========================#'
-./mons
-echo '#=========================#'
+if [ "$#" -ne 2 ]; then
+    echo 'Usage: test-common.sh CURR_MON_NAME MON_NAME'
+    echo
+    echo 'Monitor names are required. Names are given by "mons".
+CURR_MON_NAME is your current monitor and the second one is reserved
+for primary test.'
+    exit 1
+fi
 
-./mons -o           ; echo "test: primary"          ; sleep 8
-./mons -s           ; echo "test: second"           ; sleep 8
-./mons -e left      ; echo "test: extend left"      ; sleep 8
-./mons -d           ; echo "test: duplicate"        ; sleep 8
-./mons -m           ; echo "test: mirror"           ; sleep 8
-./mons -e right     ; echo "test: extend right"     ; sleep 8
-./mons -e top       ; echo "test: extend top"       ; sleep 8
-./mons -e bottom    ; echo "test: extend bottom"    ; sleep 8
-./mons -o           ; echo "test: primary"          ; sleep 8
-./mons -s           ; echo "test: second"           ; sleep 8
-./mons -o           ; echo "test: primary"
+Test_Common () {
+    echo 'TEST: Common Modes'
+    echo '#=========================#'
+    ./mons
+    echo '#=========================#'
+
+    ./mons -o           ; echo "test: primary"          ; sleep 8
+    ./mons -s           ; echo "test: second"           ; sleep 8
+    ./mons -e left      ; echo "test: extend left"      ; sleep 8
+    ./mons -d           ; echo "test: duplicate"        ; sleep 8
+    ./mons -m           ; echo "test: mirror"           ; sleep 8
+    ./mons -e right     ; echo "test: extend right"     ; sleep 8
+    ./mons -e top       ; echo "test: extend top"       ; sleep 8
+    ./mons -e bottom    ; echo "test: extend bottom"    ; sleep 8
+    ./mons -o           ; echo "test: primary"          ; sleep 8
+    ./mons -s           ; echo "test: second"           ; sleep 8
+    ./mons -o           ; echo "test: primary"
+}
+
+./mons -o --primary "$1"
+Test_Common
+./mons -o --primary "$2"
+echo "[ Primary has been set: $1 ]"
+Test_Common
+./mons -o --primary "$1"

test/test-select.sh

@@ -1,6 +1,11 @@
 #!/bin/sh
 
-[ "$#" -ne 3 ] && { echo 'Three monitor ids are required.'; exit 2; }
+if [ "$#" -ne 3 ]; then
+    echo 'Usage: test-select.sh MON_ID1 MON_ID2 MON_ID3'
+    echo
+    echo 'Three monitor ids are required. Ids are given by `mons`.'
+    exit 1
+fi
 
 echo 'TEST: Selections'
 echo '#=========================#'