tests: Add main test file

.travis.yml

@@ -20,3 +20,4 @@ script:
     # Check for lines longer than 100 chars.
     # There are 3 lines that must be longer than 100 chars.
     - if (("$(grep '.\{101\}' neofetch | wc -l)" > 3)); then (exit 1); else (exit 0); fi
+    - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then cd tests && ./test.sh; fi

neofetch

@@ -8724,4 +8724,4 @@ main() {
     return 0
 }
 
-main "$@"
+[[ "$0" == "${BASH_SOURCE[0]}" ]] && main "$@"

tests/test.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+#
+# Run all tests.
+
+./test_misc.sh
+
+[[ -f /tmp/err ]] || exit 0 && { rm /tmp/err; exit 1; }

tests/test_misc.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+#
+# Test misc functions.
+
+source test_util.sh
+source ../neofetch
+
+# Tests only work on Linux for now.
+os="Linux"
+
+
+test_convert_time() {
+    # 24 hour time.
+    result="$(convert_time "2016" "04" "14" "23:50")"
+    assert_equals "$result" "Thu 14 Apr 2016 23:50"
+
+    # 12 hour time.
+    install_time_format="12h"
+    result="$(convert_time "2016" "04" "14" "23:50")"
+    assert_equals "$result" "Thu 14 Apr 2016 11:50 PM"
+}
+
+test_get_ppid() {
+    result="$(trim "$(get_ppid "1")")"
+    assert_equals "$result" "0"
+}
+
+
+printf "%s\\n" "Test MISC functions."
+
+test_convert_time
+test_get_ppid

tests/test_util.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+#
+# Test util functions.
+
+assert_equals() {
+    # Test equality.
+    local status
+    [[ "$1" == "$2" ]] && status="✔"
+    printf "%s\\n" "  ${status:-✖} : ${FUNCNAME[1]}"
+    [[ "$1" == "$2" ]] || { :>/tmp/err; return 1; } && return 0
+}