seed,overlord: add new component to snap for unit testing

Author: alfonsosanchezbeato

overlord/devicestate/devicestate_install_api_test.go

@@ -353,7 +353,7 @@ func (s *deviceMgrInstallAPISuite) testInstallFinishStep(c *C, opts finishStepOp
 
 	var kModsRevs map[string]snap.Revision
 	if opts.hasKernelModsComps {
-		kModsRevs = map[string]snap.Revision{"kcomp1": snap.R(77), "kcomp2": snap.R(77)}
+		kModsRevs = map[string]snap.Revision{"kcomp1": snap.R(77), "kcomp2": snap.R(77), "kcomp3": snap.R(77)}
 	}
 	seedOpts := mockSystemSeedWithLabelOpts{
 		isClassic:     opts.installClassic,

overlord/devicestate/devicestate_install_mode_test.go

@@ -886,7 +886,7 @@ func (s *deviceMgrInstallModeSuite) TestInstallExpTasksWithKMods(c *C) {
 		isClassic:     false,
 		hasSystemSeed: true,
 		hasPartial:    false,
-		kModsRevs:     map[string]snap.Revision{"kcomp1": snap.R(7), "kcomp2": snap.R(14)},
+		kModsRevs:     map[string]snap.Revision{"kcomp1": snap.R(7), "kcomp2": snap.R(14), "kcomp3": snap.R(21)},
 		types:         []snap.Type{snap.TypeKernel},
 	}
 	s.mockSystemSeedWithLabel(c, "1234", seedCopyFn, seedOpts)
@@ -966,7 +966,7 @@ func (s *deviceMgrInstallModeSuite) TestInstallExpTasksWithKModsTestMode(c *C) {
 		hasSystemSeed: true,
 		hasPartial:    false,
 		testCompsMode: true,
-		kModsRevs:     map[string]snap.Revision{"kcomp1": snap.R(7), "kcomp2": snap.R(14)},
+		kModsRevs:     map[string]snap.Revision{"kcomp1": snap.R(7), "kcomp2": snap.R(14), "kcomp3": snap.R(21)},
 		types:         []snap.Type{snap.TypeKernel},
 	}
 	s.mockSystemSeedWithLabel(c, "1234", seedCopyFn, seedOpts)

seed/seedtest/sample.go

@@ -212,6 +212,8 @@ components:
     type: kernel-modules
   kcomp2:
     type: kernel-modules
+  kcomp3:
+    type: kernel-modules
 `,
 	"pc-kernel+kcomp1": `component: pc-kernel+kcomp1
 type: kernel-modules
@@ -220,6 +222,10 @@ version: 1.0
 	"pc-kernel+kcomp2": `component: pc-kernel+kcomp2
 type: kernel-modules
 version: 1.0
+`,
+	"pc-kernel+kcomp3": `component: pc-kernel+kcomp3
+type: kernel-modules
+version: 1.0
 `,
 	"pc=22": `name: pc
 type: gadget