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-rw-r--r--examples/shellmath/runTests.sh124
1 files changed, 124 insertions, 0 deletions
diff --git a/examples/shellmath/runTests.sh b/examples/shellmath/runTests.sh
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+#!/bin/env bash
+
+###############################################################################
+# runTests.sh
+#
+# Usage: runTests.sh [testFile]
+# where testFile defaults to testCases.in
+#
+# Processes a test file such as the testCases.in included with this package
+###############################################################################
+
+# Process one line from the test cases file. Invoked below through mapfile.
+function _shellmath_runTests()
+{
+ local lineNumber=$1
+ local text=$2
+
+ # Trim leading whitespace
+ [[ $text =~ ^[$' \t']*(.*) ]]
+ text=${BASH_REMATCH[1]}
+
+ # Skip comments and blank lines
+ [[ "$text" =~ ^# || -z $text ]] && return 0
+
+ # Check for line continuation
+ local len="${#text}"
+ if [[ ${text:$((len-1))} == '\' ]]; then
+
+ # Eat the continuation character and add to the buffer
+ __shellfloat_commandBuffer+="${text/%\\/ }"
+
+ # Defer processing
+ return
+
+ # No line continuation
+ else
+
+ # Assemble the command
+ local command=${__shellfloat_commandBuffer}${text}
+ __shellfloat_commandBuffer=""
+
+ words=($command)
+
+ # Expand first word to an assertion function
+ case ${words[0]} in
+
+ Code)
+ words[0]=_shellmath_assert_return${words[0]}
+
+ # Validate next word as a positive integer
+ if [[ ! "${words[1]}" =~ ^[0-9]+$ ]]; then
+ echo Line: "$lineNumber": Command "$command"
+ echo FAIL: \"Code\" requires integer return code
+ return 1
+ else
+ nextWord=2
+ fi
+ ;;
+
+ String)
+ words[0]=_shellmath_assert_return${words[0]}
+ # Allow multiword arguments if quoted
+ if [[ ${words[1]} =~ ^\" ]]; then
+ if [[ ${words[1]} =~ \"$ ]]; then
+ nextWord=2
+ else
+ for ((nextWord=2;;nextWord++)); do
+ if [[ ${words[nextWord]} =~ \"$ ]]; then
+ ((nextWord++))
+ break
+ fi
+ done
+ fi
+ else
+ nextWord=2
+ fi
+ ;;
+
+ Both)
+ ;;
+
+ *)
+ echo -e ${RED}FAIL${NO_COLOR} Line "$lineNumber": Command "$command": Code or String indicator required
+ return 2
+ ;;
+ esac
+
+ # Expand the next word to a shellmath function name
+ words[nextWord]=_shellmath_${words[nextWord]}
+ if ! type -t "${words[nextWord]}" >/dev/null; then
+ echo "${RED}FAIL${NO_COLOR} Line $lineNumber: Command "$command": Syntax error. Required: String|Code value operation args..."
+ return 3
+ fi
+
+ # Run the command, being respectful of shell metacharacters
+ fullCommand="${words[*]}"
+ eval "$fullCommand"
+ local returnString
+ _shellmath_getReturnValue returnString
+ echo -e "$returnString" Line "$lineNumber": "$command"
+
+ fi
+
+}
+
+
+function _main()
+{
+ source shellmath.sh
+ source assert.sh
+
+ # Initialize certain globals. As "public" functions, the arithmetic
+ # functions need to do this themselves, but there are some "private"
+ # functions that need this here when they are auto-tested.
+ _shellmath_precalc; __shellmath_didPrecalc=$__shellmath_true
+
+ # Process the test file line-by-line using the above runTests() function
+ mapfile -t -c 1 -C _shellmath_runTests -O 1 < "${1:-testCases.in}"
+
+ exit 0
+}
+
+_main "$@"
+