diff --git a/examples/temp_sensor/project.yml b/examples/temp_sensor/project.yml
index b94852ab5..601227f46 100644
--- a/examples/temp_sensor/project.yml
+++ b/examples/temp_sensor/project.yml
@@ -113,16 +113,11 @@
   :use_test_definition: FALSE 
 
 # Configure additional command line flags provided to tools used in each build step
-# :flags:
-#   :release:
-#     :compile:         # Add '-Wall' and '--02' to compilation of all files in release target
-#       - -Wall
-#       - --O2
-#   :test:
-#     :compile:
-#       '(_|-)special': # Add '-pedantic' to compilation of all files in all test executables with '_special' or '-special' in their names
-#         - -pedantic
-#       '*':            # Add '-foo' to compilation of all files in all test executables
+:flags:
+  :test:
+    :compile:
+      'TemperatureCalculator': 
+        - '-DSUPPLY_VOLTAGE=3.0'
 
 # Configuration Options specific to CMock. See CMock docs for details
 :cmock:
diff --git a/examples/temp_sensor/src/TemperatureCalculator.c b/examples/temp_sensor/src/TemperatureCalculator.c
index 8984453de..d1741c88e 100644
--- a/examples/temp_sensor/src/TemperatureCalculator.c
+++ b/examples/temp_sensor/src/TemperatureCalculator.c
@@ -13,9 +13,13 @@
 #define logl log
 #endif
 
+#ifndef SUPPLY_VOLTAGE
+#define SUPPLY_VOLTAGE 5.0
+#endif
+
 float TemperatureCalculator_Calculate(uint16 millivolts)
 {
-  const double supply_voltage = 3.0;
+  const double supply_voltage = SUPPLY_VOLTAGE;
   const double series_resistance = 5000;
   const double coefficient_A = 316589.698;
   const double coefficient_B = -0.1382009;
diff --git a/examples/temp_sensor/test/TestAdcConductor.c b/examples/temp_sensor/test/adc/TestAdcConductor.c
similarity index 100%
rename from examples/temp_sensor/test/TestAdcConductor.c
rename to examples/temp_sensor/test/adc/TestAdcConductor.c
diff --git a/examples/temp_sensor/test/TestAdcHardware.c b/examples/temp_sensor/test/adc/TestAdcHardware.c
similarity index 100%
rename from examples/temp_sensor/test/TestAdcHardware.c
rename to examples/temp_sensor/test/adc/TestAdcHardware.c
diff --git a/examples/temp_sensor/test/TestAdcModel.c b/examples/temp_sensor/test/adc/TestAdcModel.c
similarity index 100%
rename from examples/temp_sensor/test/TestAdcModel.c
rename to examples/temp_sensor/test/adc/TestAdcModel.c
diff --git a/spec/gcov/gcov_deployment_spec.rb b/spec/gcov/gcov_deployment_spec.rb
index 208d35407..e1db08979 100644
--- a/spec/gcov/gcov_deployment_spec.rb
+++ b/spec/gcov/gcov_deployment_spec.rb
@@ -73,6 +73,60 @@
             end
           end
         end
+
+        it "should be able to test a single module (it should INHERIT file-specific flags)" do
+          @c.with_context do
+            Dir.chdir "temp_sensor" do
+              @output = `bundle exec ruby -S ceedling gcov:TemperatureCalculator 2>&1`
+              expect(@output).to match(/TESTED:\s+2/)
+              expect(@output).to match(/PASSED:\s+2/)
+
+              expect(@output).to match(/TemperatureCalculator\.c \| Lines executed:/i)
+            end
+          end
+        end
+
+        it "should be able to test multiple files matching a pattern" do
+          @c.with_context do
+            Dir.chdir "temp_sensor" do
+              @output = `bundle exec ruby -S ceedling gcov:pattern[Temp] 2>&1`
+              expect(@output).to match(/TESTED:\s+6/)
+              expect(@output).to match(/PASSED:\s+6/)
+
+              expect(@output).to match(/TemperatureCalculator\.c \| Lines executed:/i)
+              expect(@output).to match(/TemperatureFilter\.c \| Lines executed:/i)
+            end
+          end
+        end
+
+        it "should be able to test all files matching in a path" do
+          @c.with_context do
+            Dir.chdir "temp_sensor" do
+              @output = `bundle exec ruby -S ceedling gcov:path[adc] 2>&1`
+              expect(@output).to match(/TESTED:\s+15/)
+              expect(@output).to match(/PASSED:\s+15/)
+
+              expect(@output).to match(/AdcConductor\.c \| Lines executed:/i)
+              expect(@output).to match(/AdcHardware\.c \| Lines executed:/i)
+              expect(@output).to match(/AdcModel\.c \| Lines executed:/i)
+            end
+          end
+        end
+
+        it "should be able to test specific test cases in a file" do
+          @c.with_context do
+            Dir.chdir "temp_sensor" do
+              @output = `bundle exec ruby -S ceedling gcov:path[adc] --test-case="RunShouldNot" 2>&1`
+              expect(@output).to match(/TESTED:\s+2/)
+              expect(@output).to match(/PASSED:\s+2/)
+
+              expect(@output).to match(/AdcConductor\.c \| Lines executed:/i)
+              expect(@output).to match(/AdcHardware\.c \| Lines executed:/i)
+              expect(@output).to match(/AdcModel\.c \| Lines executed:/i)
+            end
+          end
+        end
+
       end
     end
   end
diff --git a/spec/system/deployment_spec.rb b/spec/system/deployment_spec.rb
index ba5c246cb..8accc44b4 100644
--- a/spec/system/deployment_spec.rb
+++ b/spec/system/deployment_spec.rb
@@ -206,6 +206,59 @@
           end
         end
       end
+
+      it "should be able to test a single module (it includes file-specific flags)" do
+        @c.with_context do
+          Dir.chdir "temp_sensor" do
+            @output = `bundle exec ruby -S ceedling test:TemperatureCalculator 2>&1`
+            expect(@output).to match(/TESTED:\s+2/)
+            expect(@output).to match(/PASSED:\s+2/)
+
+              expect(@output).to match(/TemperatureCalculator\.out/i)
+          end
+        end
+      end
+
+      it "should be able to test multiple files matching a pattern" do
+        @c.with_context do
+          Dir.chdir "temp_sensor" do
+            @output = `bundle exec ruby -S ceedling test:pattern[Temp] 2>&1`
+            expect(@output).to match(/TESTED:\s+6/)
+            expect(@output).to match(/PASSED:\s+6/)
+
+            expect(@output).to match(/TemperatureCalculator\.out/i)
+            expect(@output).to match(/TemperatureFilter\.out/i)
+          end
+        end
+      end
+
+      it "should be able to test all files matching in a path" do
+        @c.with_context do
+          Dir.chdir "temp_sensor" do
+            @output = `bundle exec ruby -S ceedling test:path[adc] 2>&1`
+            expect(@output).to match(/TESTED:\s+15/)
+            expect(@output).to match(/PASSED:\s+15/)
+
+            expect(@output).to match(/AdcModel\.out/i)
+            expect(@output).to match(/AdcHardware\.out/i)
+            expect(@output).to match(/AdcConductor\.out/i)
+          end
+        end
+      end
+
+      it "should be able to test specific test cases in a file" do
+        @c.with_context do
+          Dir.chdir "temp_sensor" do
+            @output = `bundle exec ruby -S ceedling test:path[adc] --test-case="RunShouldNot" 2>&1`
+            expect(@output).to match(/TESTED:\s+2/)
+            expect(@output).to match(/PASSED:\s+2/)
+
+            expect(@output).to match(/AdcModel\.out/i)
+            expect(@output).to match(/AdcHardware\.out/i)
+            expect(@output).to match(/AdcConductor\.out/i)
+          end
+        end
+      end
     end
 
     # # blinky depends on avr-gcc. If you happen to have this installed, go