Adding upstream version 5.2.37.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

examples/shellmath/runTests.sh

@@ -0,0 +1,124 @@
+#!/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 < "${1:-testCases.in}"
+    
+    exit 0
+}
+
+_main "$@"
+