Added the ability to use a custom property name mapper and property v…

…alue parser

Fixes marcusoftnet#19 and marcusoftnet#5

SpecFlow.Assist.Dynamic/Options.cs

@@ -0,0 +1,26 @@
+using SpecFlow.Assist.Dynamic.PropertyNameMapping;
+using SpecFlow.Assist.Dynamic.PropertyValueParser;
+
+namespace SpecFlow.Assist.Dynamic
+{
+    public class Options
+    {
+        public Options()
+        {
+            this.DoTypeConversion = true;
+            this.PropertyNameMapper = new DefaultPropertyNameMapper();
+            this.PropertyValueParser = new DefaultPropertyValueParser();
+        }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether types should be converted
+        /// according to conventions described in https://github.com/marcusoftnet/SpecFlow.Assist.Dynamic/wiki/Conversion-conventions#property-type-conversions
+        /// </summary>
+        /// <value><c>true</c> if types should be converted; otherwise, <c>false</c>.</value>
+        public bool DoTypeConversion { get; set; }
+
+        public IPropertyNameMapper PropertyNameMapper { get; set; }
+
+        public IPropertyValueParser PropertyValueParser { get; set; }
+    }
+}

SpecFlow.Assist.Dynamic/PropertyNameMapping/DefaultPropertyNameMapper.cs

@@ -0,0 +1,23 @@
+namespace SpecFlow.Assist.Dynamic.PropertyNameMapping
+{
+    public class DefaultPropertyNameMapper : IPropertyNameMapper
+    {
+        public string Map(string header)
+        {
+            var words = header.Split(' ');
+            var propName = words[0]; // leave the first word as is, since it might be correct cased...
+
+            for (var i = 1; i < words.Length; i++)
+            {
+                var s = words[i];
+                if (s.Length > 0)
+                {
+                    propName += s[0].ToString().ToUpperInvariant() +
+                            s.Substring(1).ToLowerInvariant();
+                }
+            }
+
+            return propName;
+        }
+    }
+}

SpecFlow.Assist.Dynamic/PropertyNameMapping/IPropertyNameMapper.cs

@@ -0,0 +1,7 @@
+namespace SpecFlow.Assist.Dynamic.PropertyNameMapping
+{
+    public interface IPropertyNameMapper
+    {
+        string Map(string header);
+    }
+}

SpecFlow.Assist.Dynamic/PropertyValueParser/DefaultPropertyValueParser.cs

@@ -0,0 +1,35 @@
+using System;
+
+namespace SpecFlow.Assist.Dynamic.PropertyValueParser
+{
+    public class DefaultPropertyValueParser : IPropertyValueParser
+    {
+        public object Parse(string value)
+        {
+            int i;
+            if (int.TryParse(value, out i))
+                return i;
+
+            double db;
+            if (double.TryParse(value, out db))
+            {
+                decimal d;
+                if (decimal.TryParse(value, out d) && d.Equals((decimal)db))
+                {
+                    return db;
+                }
+                return d;
+            }
+
+            bool b;
+            if (bool.TryParse(value, out b))
+                return b;
+
+            DateTime dt;
+            if (DateTime.TryParse(value, out dt))
+                return dt;
+
+            return value;
+        }
+    }
+}

SpecFlow.Assist.Dynamic/PropertyValueParser/IPropertyValueParser.cs

@@ -0,0 +1,7 @@
+namespace SpecFlow.Assist.Dynamic.PropertyValueParser
+{
+    public interface IPropertyValueParser
+    {
+        object Parse(string value);
+    }
+}

SpecFlow.Assist.Dynamic/SpecFlow.Assist.Dynamic.csproj

@@ -52,11 +52,16 @@
     <Compile Include="..\SolutionInfo.cs">
       <Link>SolutionInfo.cs</Link>
     </Compile>
+    <Compile Include="PropertyValueParser\DefaultPropertyValueParser.cs" />
+    <Compile Include="PropertyValueParser\IPropertyValueParser.cs" />
+    <Compile Include="Options.cs" />
+    <Compile Include="PropertyNameMapping\DefaultPropertyNameMapper.cs" />
     <Compile Include="DynamicInstanceComparisonException.cs" />
     <Compile Include="DynamicInstanceFromTableException.cs" />
     <Compile Include="DynamicSetComparisonException.cs" />
     <Compile Include="DynamicStepArgumentTransformations.cs" />
     <Compile Include="DynamicTableHelpers.cs" />
+    <Compile Include="PropertyNameMapping\IPropertyNameMapper.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>

Specs/DynamicInstancesFromTable.feature

@@ -30,3 +30,15 @@ Scenario: Create dynamic instance from table with Field and Values
 		And the Age property should equal 39
 		And the BirthDate property should equal 1972-10-09
 		And the LengthInMeters property should equal 1.96
+
+Scenario: Create dynamic instance from table using a custom property name mapper
+	When I create a dynamic instance from this table using the "CustomPropertyNameMapper" property name mapper
+		| Customer ID |
+		| 123         |
+	Then the CustomerID property should equal '123'
+
+Scenario: Create dynamic instance from table using a custom property value parser
+	When I create a dynamic instance from this table using the "CustomPropertyValueParser" property value parser
+		| Age |
+		| -1  |
+	Then the Age property should equal 42

Specs/PropertyNameMapping/CustomPropertyNameMapper.cs

@@ -0,0 +1,12 @@
+using SpecFlow.Assist.Dynamic.PropertyNameMapping;
+
+namespace Specs.PropertyNameMapping
+{
+    public class CustomPropertyNameMapper : IPropertyNameMapper
+    {
+        public string Map(string header)
+        {
+            return header.Replace(" ", string.Empty);
+        }
+    }
+}

Specs/PropertyValueParser/CustomPropertyValueParser.cs

@@ -0,0 +1,12 @@
+using SpecFlow.Assist.Dynamic.PropertyValueParser;
+
+namespace Specs.PropertyValueParser
+{
+    public class CustomPropertyValueParser : IPropertyValueParser
+    {
+        public object Parse(string value)
+        {
+            return 42;
+        }
+    }
+}

Specs/Specs.csproj

@@ -76,6 +76,7 @@
       <DesignTime>True</DesignTime>
       <DependentUpon>CreateDynamicSetsAndInstancesWithStepArgumentTransformation.feature</DependentUpon>
     </Compile>
+    <Compile Include="PropertyNameMapping\CustomPropertyNameMapper.cs" />
     <Compile Include="DynamicInstancesFromTable.feature.cs">
       <AutoGen>True</AutoGen>
       <DesignTime>True</DesignTime>
@@ -87,6 +88,7 @@
       <DependentUpon>DynamicSetFromTable.feature</DependentUpon>
     </Compile>
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="PropertyValueParser\CustomPropertyValueParser.cs" />
     <Compile Include="ReservedCharsInCSharp.feature.cs">
       <AutoGen>True</AutoGen>
       <DesignTime>True</DesignTime>

Specs/Steps/DynamicInstanceComparisionSteps.cs

@@ -1,14 +1,13 @@
-using System;
-using Should.Fluent;
+using Should.Fluent;
 using TechTalk.SpecFlow;
 using TechTalk.SpecFlow.Assist;
+using SpecFlow.Assist.Dynamic;
 
 namespace Specs.Steps
 {
     [Binding]
     public class DynamicInstanceComparisionSteps
     {
-
         private const string EXCEPTION_KEY = "ExceptionKey";
 
         private static DynamicInstanceComparisonException GetInstanceComparisonException()
@@ -37,8 +36,6 @@ public void ComparingAgainstDynamicInstance(Table table)
             }
         }
 
-
-
         [Then("no instance comparison exception should have been thrown")]
         public void NoException()
         {
@@ -90,13 +87,12 @@ public void WhenICompareItToThisTableUsingNoTypeConversion(Table table)
         {
             try
             {
-                table.CompareToDynamicInstance((object)State.OriginalInstance, false);
+                table.CompareToDynamicInstance((object)State.OriginalInstance, new Options { DoTypeConversion = false });
             }
             catch (DynamicInstanceComparisonException ex)
             {
                 ScenarioContext.Current.Add(EXCEPTION_KEY, ex);
             }
         }
-
     }
 }