#16 Support {basedir} in service/driverPath

Author: YevgeniyShunevych

README.md

@@ -354,8 +354,9 @@ string sectionBoolValue = AppConfig.Current.Section.BoolProperty;
       "{{driverOptionsPropertyName}}": "value" // Any property of driver specific options (e.g.: ChromeOptions).
     },
     "service": { // Configures driver service.
-      "driverPath": "string",
-      "driverExecutableFileName": "string",
+      "driverPath": "string", // Sets absolute or relative driver folder path.
+                              // Allows "{basedir}" value at the beginning that equals AppDomain.CurrentDomain.BaseDirectory.
+      "driverExecutableFileName": "string", // Sets the name of the driver executable file.
       "{{driverServicePropertyName}}": "value" // Any property of driver specific service (e.g.: ChromeDriverService).
     },
     "commandTimeout": 60 // Sets the command timeout in seconds.

src/Atata.Configuration.Json.Tests/Configs/Chrome+NUnit.json

@@ -3,6 +3,10 @@
     "type": "Chrome",
     "options": {
       "arguments": [ "disable-extensions", "start-maximized" ]
+    },
+    "service": {
+      "driverPath": "{basedir}",
+      "driverExecutableFileName": "chromedriver.exe"
     }
   },
   "baseUrl": "https://atata-framework.github.io/atata-sample-app/#!/",

src/Atata.Configuration.Json.Tests/GeneralSettingsTests.cs

@@ -36,6 +36,8 @@ public void GeneralSettings_NUnit()
             context.VerificationRetryInterval.Should().Be(TimeSpan.FromSeconds(1));
 
             context.TestNameFactory().Should().Be(nameof(GeneralSettings_NUnit));
+
+            builder.Build();
         }
     }
 }

src/Atata.Configuration.Json/Mapping/DriverJsonMapper`3.cs

@@ -1,4 +1,5 @@
 using System;
+using System.IO;
 using System.Linq;
 using OpenQA.Selenium;
 
@@ -9,6 +10,8 @@ public abstract class DriverJsonMapper<TBuilder, TService, TOptions> : IDriverJs
             where TService : DriverService
             where TOptions : DriverOptions, new()
     {
+        public const string BaseDirectoryVariable = "{basedir}";
+
         public void Map(DriverJsonSection section, AtataContextBuilder builder)
         {
             TBuilder driverBuilder = CreateDriverBuilder(builder);
@@ -36,7 +39,7 @@ protected virtual void Map(DriverJsonSection section, TBuilder builder)
                 builder.WithCommandTimeout(TimeSpan.FromSeconds(section.CommandTimeout.Value));
 
             if (!string.IsNullOrWhiteSpace(section.Service?.DriverPath))
-                builder.WithDriverPath(section.Service.DriverPath);
+                builder.WithDriverPath(FormatDriverPath(section.Service.DriverPath));
 
             if (!string.IsNullOrWhiteSpace(section.Service?.DriverExecutableFileName))
                 builder.WithDriverExecutableFileName(section.Service.DriverExecutableFileName);
@@ -75,5 +78,12 @@ protected virtual void MapService(DriverServiceJsonSection section, TService ser
             if (properties?.Any() ?? false)
                 AtataMapper.Map(properties, service);
         }
+
+        private static string FormatDriverPath(string driverPath)
+        {
+            return driverPath.Contains(BaseDirectoryVariable)
+                ? driverPath.Replace(BaseDirectoryVariable, AppDomain.CurrentDomain.BaseDirectory.TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar))
+                : driverPath;
+        }
     }
 }