Fix PVC.Status.Capacity and AccessModes after binding

Also, fix unit tests to have the same claim and volume sizes in most of the
tests where we don't test matching based on size and test for a specific size
when we do actually test the matching.

pkg/controller/volume/persistentvolume/framework_test.go

@@ -694,6 +694,17 @@ func withLabelSelector(labels map[string]string, claims []*api.PersistentVolumeC
 	return claims
 }
 
+// withExpectedCapacity sets the claim.Spec.Capacity of the first claim in the
+// array to given value and returns the array.  Meant to be used to compose
+// claims specified inline in a test.
+func withExpectedCapacity(capacity string, claims []*api.PersistentVolumeClaim) []*api.PersistentVolumeClaim {
+	claims[0].Status.Capacity = api.ResourceList{
+		api.ResourceName(api.ResourceStorage): resource.MustParse(capacity),
+	}
+
+	return claims
+}
+
 // withMessage saves given message into volume.Status.Message of the first
 // volume in the array and returns the array.  Meant to be used to compose
 // volumes specified inline in a test.
@@ -741,6 +752,15 @@ func newClaim(name, claimUID, capacity, boundToVolume string, phase api.Persiste
 			claim.Annotations[a] = "yes"
 		}
 	}
+
+	// Bound claims must have proper Status.
+	if phase == api.ClaimBound {
+		claim.Status.AccessModes = claim.Spec.AccessModes
+		// For most of the tests it's enough to copy claim's requested capacity,
+		// individual tests can adjust it using withExpectedCapacity()
+		claim.Status.Capacity = claim.Spec.Resources.Requests
+	}
+
 	return &claim
 }