Fix tests that use Fuel paths with uppercase letters (#480)

As of gazebosim/gz-fuel-tools#130, fuel paths use all lowercase letters. This fixes some tests that had uppercase letters.
Signed-off-by: Addisu Z. Taddese <[email protected]>

CMakeLists.txt

@@ -70,7 +70,7 @@ set(IGN_COMMON_VER ${ignition-common3_VERSION_MAJOR})
 
 #--------------------------------------
 # Find ignition-fuel_tools
-ign_find_package(ignition-fuel_tools4 REQUIRED VERSION 4.1)
+ign_find_package(ignition-fuel_tools4 REQUIRED VERSION 4.3)
 set(IGN_FUEL_TOOLS_VER ${ignition-fuel_tools4_VERSION_MAJOR})
 
 #--------------------------------------

test/integration/log_system.cc

@@ -1742,8 +1742,8 @@ TEST_F(LogSystemTest, LogResources)
  // Recorded models should exist
  EXPECT_GT(entryCount(recordPath), 2);
  EXPECT_TRUE(common::exists(common::joinPaths(recordPath, homeFake,
- ".ignition", "fuel", "fuel.ignitionrobotics.org", "OpenRobotics",
- "models", "X2 Config 1")));
+ ".ignition", "fuel", "fuel.ignitionrobotics.org", "openrobotics",
+ "models", "x2 config 1")));
 
  // Remove artifacts. Recreate new directory
  this->RemoveLogsDir();
@@ -1777,8 +1777,8 @@ TEST_F(LogSystemTest, LogResources)
  EXPECT_GT(entryCount(recordPath), 1);
 #endif
  EXPECT_TRUE(common::exists(common::joinPaths(recordPath, homeFake,
- ".ignition", "fuel", "fuel.ignitionrobotics.org", "OpenRobotics",
- "models", "X2 Config 1")));
+ ".ignition", "fuel", "fuel.ignitionrobotics.org", "openrobotics",
+ "models", "x2 config 1")));
 
  // Revert environment variable after test is done
  EXPECT_EQ(setenv(IGN_HOMEDIR, homeOrig.c_str(), 1), 0);

test/integration/sdf_include.cc

@@ -38,6 +38,6 @@ TEST(SdfInclude, DownloadFromFuel)
  gazebo::Server server(serverConfig);
 
  EXPECT_TRUE(common::exists(path +
- "/fuel.ignitionrobotics.org/OpenRobotics/models/ground plane" +
+ "/fuel.ignitionrobotics.org/openrobotics/models/ground plane" +
  "/1/model.sdf"));
 }