mirror of
https://github.com/natelandau/shell-scripting-templates.git
synced 2025-11-08 13:13:47 -05:00
add _spinner_
This commit is contained in:
Nathaniel Landau
@@ -258,12 +258,14 @@ Miscellaneous functions
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- **`_detectLinuxDistro_`** Detects the host computer's distribution of Linux
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- **`_detectMacOSVersion_`** Detects the host computer's version of macOS
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- **`_detectOS_`** Detect the the host computer's operating system
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- **`_endspin_`** Clears output from the _spinner_
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- **`_execute_`** Executes commands with safety and logging options. Respects `DRYRUN` and `VERBOSE` flags.
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- **`_findBaseDir_`** Locates the real directory of the script being run. Similar to GNU readlink -n
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- **`_generateUUID_`** Generates a unique UUID
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- **`_makeProgressBar_`** Prints a progress bar within a for/while loop
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- **`_progressBar_`** Prints a progress bar within a for/while loop
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- **`_runAsRoot_`** Run the requested command as root (via sudo if requested)
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- **`_seekConfirmation_`** Seek user input for yes/no question
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- **`_spinner_`** Creates a spinner within a for/while loop.
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- **`_trapCleanup_`** Cleans up after a trapped error.
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## services.bash
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@@ -53,6 +53,9 @@ _trapCleanup_() {
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local _script="${5:-}"
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local _sourced="${6:-}"
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# Replace the cursor in-case 'tput civis' has been used
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tput cnorm
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if declare -f "fatal" &>/dev/null && declare -f "_printFuncStack_" &>/dev/null; then
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_funcstack="'$(printf "%s" "${_funcstack}" | sed -E 's/ / < /g')'"
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@@ -53,7 +53,7 @@ _setColors_() {
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blue=$(tput setaf 38)
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yellow=$(tput setaf 11)
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green=$(tput setaf 82)
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red=$(tput setaf 196)
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red=$(tput setaf 9)
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purple=$(tput setaf 171)
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gray=$(tput setaf 250)
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else
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@@ -61,7 +61,7 @@ _setColors_() {
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blue=$(tput setaf 38)
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yellow=$(tput setaf 3)
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green=$(tput setaf 2)
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red=$(tput setaf 1)
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red=$(tput setaf 9)
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purple=$(tput setaf 13)
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gray=$(tput setaf 7)
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fi
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@@ -307,6 +307,9 @@ _trapCleanup_() {
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local _script="${5:-}"
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local _sourced="${6:-}"
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# Replace the cursor in-case 'tput civis' has been used
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tput cnorm
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if declare -f "fatal" &>/dev/null && declare -f "_printFuncStack_" &>/dev/null; then
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_funcstack="'$(printf "%s" "${_funcstack}" | sed -E 's/ / < /g')'"
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196
test/misc.bats
196
test/misc.bats
@@ -11,122 +11,119 @@ SOURCEFILE="${ROOTDIR}/utilities/misc.bash"
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ALERTS="${ROOTDIR}/utilities/alerts.bash"
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if test -f "${SOURCEFILE}" >&2; then
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source "${SOURCEFILE}"
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source "${SOURCEFILE}"
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else
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echo "Sourcefile not found: ${SOURCEFILE}" >&2
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printf "Can not run tests.\n" >&2
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exit 1
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echo "Sourcefile not found: ${SOURCEFILE}" >&2
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printf "Can not run tests.\n" >&2
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exit 1
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fi
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if test -f "${ALERTS}" >&2; then
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source "${ALERTS}"
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_setColors_ #Set color constants
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source "${ALERTS}"
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_setColors_ #Set color constants
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else
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echo "Sourcefile not found: ${ALERTS}" >&2
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printf "Can not run tests.\n" >&2
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exit 1
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echo "Sourcefile not found: ${ALERTS}" >&2
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printf "Can not run tests.\n" >&2
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exit 1
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fi
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setup() {
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TESTDIR="$(temp_make)"
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curPath="${PWD}"
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TESTDIR="$(temp_make)"
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curPath="${PWD}"
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BATSLIB_FILE_PATH_REM="#${TEST_TEMP_DIR}"
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BATSLIB_FILE_PATH_ADD='<temp>'
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BATSLIB_FILE_PATH_REM="#${TEST_TEMP_DIR}"
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BATSLIB_FILE_PATH_ADD='<temp>'
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pushd "${TESTDIR}" >&2
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pushd "${TESTDIR}" >&2
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######## DEFAULT FLAGS ########
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LOGFILE="${TESTDIR}/logs/log.txt"
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QUIET=false
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LOGLEVEL=ERROR
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VERBOSE=false
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FORCE=false
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DRYRUN=false
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######## DEFAULT FLAGS ########
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LOGFILE="${TESTDIR}/logs/log.txt"
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QUIET=false
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LOGLEVEL=ERROR
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VERBOSE=false
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FORCE=false
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DRYRUN=false
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set -o errtrace
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set -o nounset
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set -o pipefail
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set -o errtrace
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set -o nounset
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set -o pipefail
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}
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teardown() {
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set +o nounset
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set +o errtrace
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set +o pipefail
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set +o nounset
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set +o errtrace
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set +o pipefail
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popd >&2
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temp_del "${TESTDIR}"
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popd >&2
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temp_del "${TESTDIR}"
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}
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######## RUN TESTS ########
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@test "Sanity..." {
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run true
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assert_success
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assert_output ""
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run true
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assert_success
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assert_output ""
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}
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_testExecute_() {
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@test "_execute_: Debug command" {
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@test "_execute_: Debug command" {
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DRYRUN=true
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run _execute_ "rm testfile.txt"
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assert_success
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assert_output --partial "[ dryrun] rm testfile.txt"
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}
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}
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@test "_execute_: No command" {
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@test "_execute_: No command" {
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run _execute_
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assert_failure
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assert_output --regexp "\[ fatal\] Missing required argument to _execute_"
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}
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}
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@test "_execute_: Bad command" {
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@test "_execute_: Bad command" {
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run _execute_ "rm nonexistant.txt"
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assert_failure
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assert_output --partial "[warning] rm nonexistant.txt"
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}
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}
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@test "_execute_ -e: Bad command" {
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@test "_execute_ -e: Bad command" {
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run _execute_ -e "rm nonexistant.txt"
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assert_failure
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assert_output "error: rm nonexistant.txt"
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}
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}
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@test "_execute_ -p: Return 0 on bad command" {
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@test "_execute_ -p: Return 0 on bad command" {
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run _execute_ -p "rm nonexistant.txt"
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assert_success
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assert_output --partial "[warning] rm nonexistant.txt"
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}
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}
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@test "_execute_: Good command" {
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@test "_execute_: Good command" {
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touch "testfile.txt"
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run _execute_ "rm testfile.txt"
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assert_success
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assert_output --partial "[ info] rm testfile.txt"
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assert_file_not_exist "testfile.txt"
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}
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}
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@test "_execute_: Good command - no output" {
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@test "_execute_: Good command - no output" {
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touch "testfile.txt"
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run _execute_ -q "rm testfile.txt"
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assert_success
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refute_output --partial "[ info] rm testfile.txt"
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assert_file_not_exist "testfile.txt"
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}
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}
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@test "_execute_ -s: Good command" {
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@test "_execute_ -s: Good command" {
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touch "testfile.txt"
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run _execute_ -s "rm testfile.txt"
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assert_success
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assert_output --partial "[success] rm testfile.txt"
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assert_file_not_exist "testfile.txt"
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}
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}
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@test "_execute_ -v: Good command" {
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@test "_execute_ -v: Good command" {
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touch "testfile.txt"
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run _execute_ -v "rm -v testfile.txt"
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@@ -134,18 +131,18 @@ _testExecute_() {
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assert_line --index 0 "removed 'testfile.txt'"
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assert_line --index 1 --partial "[ info] rm -v testfile.txt"
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assert_file_not_exist "testfile.txt"
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}
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}
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@test "_execute_ -n: Good command" {
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@test "_execute_ -n: Good command" {
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touch "testfile.txt"
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run _execute_ -n "rm -v testfile.txt"
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assert_success
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assert_line --index 0 --partial "[ notice] rm -v testfile.txt"
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assert_file_not_exist "testfile.txt"
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}
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}
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@test "_execute_ -ev: Good command" {
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@test "_execute_ -ev: Good command" {
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touch "testfile.txt"
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run _execute_ -ve "rm -v testfile.txt"
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@@ -153,67 +150,74 @@ _testExecute_() {
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assert_line --index 0 "removed 'testfile.txt'"
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assert_line --index 1 --partial "rm -v testfile.txt"
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assert_file_not_exist "testfile.txt"
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}
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}
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_testExecute_
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@test "_findBaseDir_" {
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run _findBaseDir_
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assert_output --regexp "^/usr/local/Cellar/bats-core/[0-9]\.[0-9]\.[0-9]"
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run _findBaseDir_
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assert_success
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if [ -d /usr/local/Cellar/ ]; then
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assert_output --regexp "^/usr/local/Cellar/bats-core/[0-9]\.[0-9]\.[0-9]"
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elif [ -d /opt/homebrew/Cellar ]; then
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assert_output --regexp "^/opt/homebrew/Cellar/bats-core/[0-9]\.[0-9]\.[0-9]"
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fi
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}
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@test "_generateUUID_" {
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run _generateUUID_
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assert_success
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assert_output --regexp "[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}"
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run _generateUUID_
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assert_success
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assert_output --regexp "[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}"
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}
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@test "_makeProgressBar_: verbose" {
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verbose=true
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run _makeProgressBar_ 100
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assert_success
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assert_output ""
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verbose=false
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@test "_spinner_: verbose" {
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verbose=true
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run _spinner_
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assert_success
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assert_output ""
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}
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@test "_makeProgressBar_: quiet" {
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quiet=true
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run _makeProgressBar_ 100
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@test "_spinner_: quiet" {
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quiet=true
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run _spinner_
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assert_success
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assert_output ""
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}
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assert_success
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assert_output ""
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quiet=false
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@test "_progressBar_: verbose" {
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verbose=true
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run _progressBar_ 100
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assert_success
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assert_output ""
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}
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@test "_progressBar_: quiet" {
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quiet=true
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run _progressBar_ 100
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assert_success
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assert_output ""
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}
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@test "_seekConfirmation_: yes" {
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run _seekConfirmation_ 'test' <<<"y"
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assert_success
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assert_output --partial "[ input] test"
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run _seekConfirmation_ 'test' <<<"y"
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assert_success
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assert_output --partial "[ input] test"
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}
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@test "_seekConfirmation_: no" {
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run _seekConfirmation_ 'test' <<<"n"
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assert_failure
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assert_output --partial "[ input] test"
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run _seekConfirmation_ 'test' <<<"n"
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assert_failure
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assert_output --partial "[ input] test"
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}
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@test "_seekConfirmation_: Force" {
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FORCE=true
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run _seekConfirmation_ "test"
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assert_success
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assert_output --partial "test"
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FORCE=true
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run _seekConfirmation_ "test"
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assert_success
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assert_output --partial "test"
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}
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@test "_seekConfirmation_: Quiet" {
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QUIET=true
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run _seekConfirmation_ 'test' <<<"y"
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assert_success
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refute_output --partial "test"
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quiet=false
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QUIET=true
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run _seekConfirmation_ 'test' <<<"y"
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assert_success
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refute_output --partial "test"
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}
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@@ -22,7 +22,7 @@ _setColors_() {
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blue=$(tput setaf 38)
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yellow=$(tput setaf 11)
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green=$(tput setaf 82)
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red=$(tput setaf 196)
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red=$(tput setaf 9)
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purple=$(tput setaf 171)
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gray=$(tput setaf 250)
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else
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@@ -30,7 +30,7 @@ _setColors_() {
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blue=$(tput setaf 38)
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yellow=$(tput setaf 3)
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green=$(tput setaf 2)
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red=$(tput setaf 1)
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red=$(tput setaf 9)
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purple=$(tput setaf 13)
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gray=$(tput setaf 7)
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fi
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@@ -312,7 +312,7 @@ _columnizeOutput_() {
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done <<<"$(fold -w${_rightWrapLength} -s <<<"${_value}")"
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}
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_clearLine_() {
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_clearLine_() (
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# DESC:
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# Clears output in the terminal on the specified line number.
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# ARGS:
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@@ -325,10 +325,12 @@ _clearLine_() {
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! declare -f _isTerminal_ &>/dev/null && fatal "${FUNCNAME[0]} needs function _isTerminal_"
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local _num="${1:-1}"
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local i
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if _isTerminal_; then
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for ((i = 0; i < $1; i++)); do
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for ((i = 0; i < _num; i++)); do
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printf "\033[A\033[2K"
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done
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fi
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}
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)
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@@ -356,26 +356,28 @@ _generateUUID_() {
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printf '\n'
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}
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_makeProgressBar_() {
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_progressBar_() {
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# DESC:
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# Prints a progress bar within a for/while loop
|
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# Prints a progress bar within a for/while loop. For this to work correctly you
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# MUST know the exact number of iterations. If you don't know the exact number use _spinner_
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# ARGS:
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# $1 (Required) - The total number of items counted
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# $2 (Optional) - The optional title of the progress bar
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# OUTS: stdout: progress bar
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# OUTS:
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# stdout: progress bar
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# USAGE:
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# for number in $(seq 0 100); do
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# sleep 1
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# for i in $(seq 0 100); do
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# sleep 0.1
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# _makeProgressBar_ "100" "Counting numbers"
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# done
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[[ $# == 0 ]] && return # Do nothing if no arguments are passed
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(${QUIET:-}) && return
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(${VERBOSE:-}) && return
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[[ $# == 0 ]] && return # Do nothing if no arguments are passed
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(${QUIET:-}) && return # Do nothing in quiet mode
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(${VERBOSE:-}) && return # Do nothing if verbose mode is enabled
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[ ! -t 1 ] && return # Do nothing if the output is not a terminal
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[[ ${1} == 1 ]] && return # Do nothing with a single element
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local n="${1}"
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local _n="${1}"
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local _width=30
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local _barCharacter="#"
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local _percentage
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@@ -383,40 +385,132 @@ _makeProgressBar_() {
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local _bar
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local _progressBarLine
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local _barTitle="${2:-Running Process}"
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local n
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((n = n - 1))
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((_n = _n - 1))
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# Reset the count
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[ -z "${progressBarProgress:-}" ] && progressBarProgress=0
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tput civis # Hide the cursor
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trap 'tput cnorm; exit 1' SIGINT
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[ -z "${PROGRESS_BAR_PROGRESS:-}" ] && PROGRESS_BAR_PROGRESS=0
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# Hide the cursor
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tput civis
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if [[ ! ${PROGRESS_BAR_PROGRESS} -eq ${_n} ]]; then
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if [[ ! ${progressBarProgress} -eq ${n} ]]; then
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#echo "progressBarProgress: $progressBarProgress"
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# Compute the percentage.
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_percentage=$((progressBarProgress * 100 / $1))
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_percentage=$((PROGRESS_BAR_PROGRESS * 100 / $1))
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# Compute the number of blocks to represent the percentage.
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_num=$((progressBarProgress * _width / $1))
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_num=$((PROGRESS_BAR_PROGRESS * _width / $1))
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||||
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||||
# Create the progress bar string.
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||||
_bar=""
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if [[ ${_num} -gt 0 ]]; then
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||||
_bar=$(printf "%0.s${_barCharacter}" $(seq 1 "${_num}"))
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||||
fi
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||||
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||||
# Print the progress bar.
|
||||
_progressBarLine=$(printf "%s [%-${_width}s] (%d%%)" " ${_barTitle}" "${_bar}" "${_percentage}")
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||||
printf "%s\r" "${_progressBarLine}"
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||||
# echo -ne "${_progressBarLine}\r"
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||||
progressBarProgress=$((progressBarProgress + 1))
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||||
else
|
||||
# Clear the progress bar when complete
|
||||
# echo -ne "\033[0K\r"
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||||
tput el # Clear the line
|
||||
|
||||
unset progressBarProgress
|
||||
PROGRESS_BAR_PROGRESS=$((PROGRESS_BAR_PROGRESS + 1))
|
||||
|
||||
else
|
||||
# Replace the cursor
|
||||
tput cnorm
|
||||
|
||||
# Clear the progress bar when complete
|
||||
printf "\r\033[0K"
|
||||
|
||||
unset PROGRESS_BAR_PROGRESS
|
||||
fi
|
||||
|
||||
}
|
||||
|
||||
_spinner_() {
|
||||
# DESC:
|
||||
# Creates a spinner within a for/while loop.
|
||||
# Don't forget to add _endspin_ at the end of the loop
|
||||
# ARGS:
|
||||
# $1 (Optional) - Text accompanying the spinner
|
||||
# OUTS:
|
||||
# stdout: progress bar
|
||||
# USAGE:
|
||||
# for i in $(seq 0 100); do
|
||||
# sleep 0.1
|
||||
# _spinner_ "Counting numbers"
|
||||
# done
|
||||
# _endspin_
|
||||
|
||||
(${QUIET:-}) && return # Do nothing in quiet mode
|
||||
(${VERBOSE:-}) && return # Do nothing in verbose mode
|
||||
[ ! -t 1 ] && return # Do nothing if the output is not a terminal
|
||||
|
||||
local _message
|
||||
_message="${1:-Running process}"
|
||||
|
||||
# Hide the cursor
|
||||
tput civis
|
||||
|
||||
[[ -z ${SPIN_NUM:-} ]] && SPIN_NUM=0
|
||||
|
||||
case ${SPIN_NUM:-} in
|
||||
0) _glyph="█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
1) _glyph="██▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
2) _glyph="███▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
3) _glyph="████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
4) _glyph="██████▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
5) _glyph="██████▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
6) _glyph="███████▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
7) _glyph="████████▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
8) _glyph="█████████▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
9) _glyph="█████████▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
10) _glyph="██████████▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
11) _glyph="███████████▁▁▁▁▁▁▁▁▁" ;;
|
||||
12) _glyph="█████████████▁▁▁▁▁▁▁" ;;
|
||||
13) _glyph="██████████████▁▁▁▁▁▁" ;;
|
||||
14) _glyph="██████████████▁▁▁▁▁▁" ;;
|
||||
15) _glyph="███████████████▁▁▁▁▁" ;;
|
||||
16) _glyph="███████████████▁▁▁▁▁" ;;
|
||||
17) _glyph="███████████████▁▁▁▁▁" ;;
|
||||
18) _glyph="████████████████▁▁▁▁" ;;
|
||||
19) _glyph="█████████████████▁▁▁" ;;
|
||||
20) _glyph="█████████████████▁▁▁" ;;
|
||||
21) _glyph="██████████████████▁▁" ;;
|
||||
22) _glyph="██████████████████▁▁" ;;
|
||||
23) _glyph="███████████████████▁" ;;
|
||||
24) _glyph="███████████████████▁" ;;
|
||||
25) _glyph="███████████████████▁" ;;
|
||||
26) _glyph="████████████████████" ;;
|
||||
27) _glyph="████████████████████" ;;
|
||||
28) _glyph="█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁" ;;
|
||||
esac
|
||||
|
||||
# shellcheck disable=SC2154
|
||||
printf "\r${gray}[ info] %s... %s${reset}" "${_message}" "${_glyph}"
|
||||
if [[ ${SPIN_NUM} -lt 28 ]]; then
|
||||
((SPIN_NUM = SPIN_NUM + 1))
|
||||
else
|
||||
SPIN_NUM=0
|
||||
fi
|
||||
}
|
||||
|
||||
_endspin_() {
|
||||
# DESC:
|
||||
# Clears the line that showed the spinner and replaces the cursor. To be run after _spinner_
|
||||
# ARGS:
|
||||
# None
|
||||
# OUTS:
|
||||
# stdout: Removes previous line
|
||||
# USAGE:
|
||||
# _endspin_
|
||||
|
||||
# Clear the spinner
|
||||
printf "\r\033[0K"
|
||||
|
||||
# Replace the cursor
|
||||
tput cnorm
|
||||
|
||||
unset SPIN_NUM
|
||||
}
|
||||
|
||||
_runAsRoot_() {
|
||||
|
||||
Reference in New Issue
Block a user