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Option VBASupport 1
Option Explicit
Dim passCount As Integer
Dim failCount As Integer
Dim result As String
Function doUnitTest() As String
result = verify_testDatePart()
If failCount <> 0 or passCount = 0 Then
doUnitTest = result
Else
doUnitTest = "OK"
End If
End Function
Function verify_testDatePart() As String
passCount = 0
failCount = 0
result = "Test Results" & Chr$(10) & "============" & Chr$(10)
Dim testName As String
Dim date1 'variables for test
Dim date2
testName = "Test DatePart function"
On Error GoTo errorHandler
date2 = 1969
date1 = DatePart("yyyy", "1969-02-12")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 1
date1 = DatePart("q", "1969-02-12")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 43
date1 = DatePart("y", "1969-02-12")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 12
date1 = DatePart("d", "1969-02-12")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 4
date1 = DatePart("w", "1969-02-12")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 7
date1 = DatePart("ww", "1969-02-12")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 16
date1 = DatePart("h", "1969-02-12 16:32:00")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 32
date1 = DatePart("n", "1969-02-12 16:32:00")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
date2 = 0
date1 = DatePart("s", "1969-02-12 16:32:00")
TestLog_ASSERT date1 = date2, "the return DatePart is: " & date1
result = result & Chr$(10) & "Tests passed: " & passCount & Chr$(10) & "Tests failed: " & failCount & Chr$(10)
verify_testDatePart = result
Exit Function
errorHandler:
TestLog_ASSERT (False), testName & ": hit error handler"
End Function
Sub TestLog_ASSERT(assertion As Boolean, Optional testId As String, Optional testComment As String)
If assertion = True Then
passCount = passCount + 1
Else
Dim testMsg As String
If Not IsMissing(testId) Then
testMsg = testMsg + " : " + testId
End If
If Not IsMissing(testComment) And Not (testComment = "") Then
testMsg = testMsg + " (" + testComment + ")"
End If
result = result & Chr$(10) & " Failed: " & testMsg
failCount = failCount + 1
End If
End Sub
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