use multiple threshold values

Author: Bertk

test/coverlet.msbuild.tasks.tests/CoverageResultTaskTests.cs

@@ -96,7 +96,7 @@ public void Execute_StateUnderTest_WithInstrumentationState_ThresholdType()
       {
         OutputFormat = "cobertura",
         Output = "coverageDir",
-        Threshold = "50",
+        Threshold = "50,60,70",
         ThresholdType = "line,branch,method",
         ThresholdStat = "total",
         InstrumenterState = InstrumenterState
@@ -112,8 +112,8 @@ public void Execute_StateUnderTest_WithInstrumentationState_ThresholdType()
 
       // Verify the error message
       string expectedErrorMessage = "The total line coverage is below the specified 50\r\n" +
-                           "The total branch coverage is below the specified 50\r\n" +
-                           "The total method coverage is below the specified 50";
+                           "The total branch coverage is below the specified 60\r\n" +
+                           "The total method coverage is below the specified 70";
 
       Assert.Contains(expectedErrorMessage, _errors[0].Message);