basic/qa/vba_tests/isnumeric.vb

   1 Option VBASupport 1
   2 Option Explicit
   3 Dim passCount As Integer
   4 Dim failCount As Integer
   5 Dim result As String
   6
   7 Function doUnitTest() As String
   8 result = verify_testIsNumeric()
   9 If failCount <> 0 Or passCount = 0 Then
  10     doUnitTest = result
  11 Else
  12     doUnitTest = "OK"
  13 End If
  14 End Function
  15
  16
  17
  18 Function verify_testIsNumeric() As String
  19
  20     passCount = 0
  21     failCount = 0
  22
  23     result = "Test Results" & Chr$(10) & "============" & Chr$(10)
  24
  25     Dim testName As String
  26     Dim date1, date2
  27     testName = "Test IsNumeric function"
  28     On Error GoTo errorHandler
  29
  30     date2 = True
  31     date1 = IsNumeric(123)
  32     TestLog_ASSERT date1 = date2, "the return IsNumeric is: " & date1
  33
  34     date2 = True
  35     date1 = IsNumeric(-123)
  36     TestLog_ASSERT date1 = date2, "the return IsNumeric is: " & date1
  37
  38     date2 = True
  39     date1 = IsNumeric(123.8)
  40     TestLog_ASSERT date1 = date2, "the return IsNumeric is: " & date1
  41
  42     date2 = False
  43     date1 = IsNumeric("a")
  44     TestLog_ASSERT date1 = date2, "the return IsNumeric is: " & date1
  45
  46 rem    date2 = True
  47 rem    date1 = IsNumeric(True)
  48 rem    TestLog_ASSERT date1 = date2, "the return IsNumeric is: " & date1
  49
  50     date2 = True
  51     date1 = IsNumeric("123")
  52     TestLog_ASSERT date1 = date2, "the return IsNumeric is: " & date1
  53
  54     result = result & Chr$(10) & "Tests passed: " & passCount & Chr$(10) & "Tests failed: " & failCount & Chr$(10)
  55     verify_testIsNumeric = result
  56
  57     Exit Function
  58 errorHandler:
  59         TestLog_ASSERT (False), testName & ": hit error handler"
  60 End Function
  61
  62 Sub TestLog_ASSERT(assertion As Boolean, Optional testId As String, Optional testComment As String)
  63
  64     If assertion = True Then
  65         passCount = passCount + 1
  66     Else
  67         Dim testMsg As String
  68         If Not IsMissing(testId) Then
  69             testMsg = testMsg + " : " + testId
  70         End If
  71         If Not IsMissing(testComment) And Not (testComment = "") Then
  72             testMsg = testMsg + " (" + testComment + ")"
  73         End If
  74
  75         result = result & Chr$(10) & " Failed: " & testMsg
  76         failCount = failCount + 1
  77     End If
  78
  79 End Sub
  80