add VBA CHR() test case

Change-Id: I9e7aefdd0309fd4f209fba6fb4f698b098856d01
Reviewed-on: https://gerrit.libreoffice.org/34133Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Eike Rathke <erack@redhat.com>

basic/qa/cppunit/test_vba.cxx

@@ -55,6 +55,7 @@ void VBATest::testMiscVBAFunctions()
         "format.vb",
         "replace.vb",
         "stringplusdouble.vb",
+        "chr.vb",
 #ifndef WIN32 // missing 64bit Currency marshalling.
         "win32compat.vb", // windows compatibility hooks.
 #endif

basic/qa/vba_tests/chr.vb

+Option VBASupport 1
+Option Explicit
+Dim passCount As Integer
+Dim failCount As Integer
+Dim result As String
+
+Function doUnitTest() As String
+result = verify_testCHR()
+If failCount <> 0 And passCount > 0 Then
+    doUnitTest = result
+Else
+    doUnitTest = "OK"
+End If
+End Function
+
+
+
+Function verify_testCHR() As String
+
+    passCount = 0
+    failCount = 0
+
+    result = "Test Results" & Chr$(10) & "============" & Chr$(10)
+
+    Dim testName As String
+    Dim TestDateTime As Date
+    Dim TestStr As String
+    Dim str1, str2 As String
+    testName = "Test CHR function"
+    On Error GoTo errorHandler
+
+    str2 = "W"
+    str1 = Chr(87)
+    TestLog_ASSERT str1 = str2, "the return CHR is: " & str1
+
+    str2 = "i"
+    str1 = Chr(105)
+    TestLog_ASSERT str1 = str2, "the return CHR is: " & str1
+
+    str2 = "#"
+    str1 = Chr(35)
+    TestLog_ASSERT str1 = str2, "the return CHR is: " & str1
+
+    result = result & Chr$(10) & "Tests passed: " & passCount & Chr$(10) & "Tests failed: " & failCount & Chr$(10)
+    verify_testCHR = result
+
+    Exit Function
+errorHandler:
+        TestLog_ASSERT (False), testName & ": hit error handler"
+End Function
+
+Sub TestLog_ASSERT(assertion As Boolean, Optional testId As String, Optional testComment As String)
+
+    If assertion = True Then
+        passCount = passCount + 1
+    Else
+        Dim testMsg As String
+        If Not IsMissing(testId) Then
+            testMsg = testMsg + " : " + testId
+        End If
+        If Not IsMissing(testComment) And Not (testComment = "") Then
+            testMsg = testMsg + " (" + testComment + ")"
+        End If
+
+        result = result & Chr$(10) & " Failed: " & testMsg
+        failCount = failCount + 1
+    End If
+
+End Sub
+
+