More thorough tests on coin module

stack/mock.go

@@ -0,0 +1,53 @@
+package stack
+
+import (
+	"bytes"
+
+	"github.com/tendermint/tmlibs/log"
+
+	"github.com/tendermint/basecoin"
+)
+
+type mockContext struct {
+	perms []basecoin.Actor
+	log.Logger
+}
+
+func MockContext() basecoin.Context {
+	return mockContext{
+		Logger: log.NewNopLogger(),
+	}
+}
+
+var _ basecoin.Context = mockContext{}
+
+// WithPermissions will panic if they try to set permission without the proper app
+func (c mockContext) WithPermissions(perms ...basecoin.Actor) basecoin.Context {
+	return mockContext{
+		perms:  append(c.perms, perms...),
+		Logger: c.Logger,
+	}
+}
+
+func (c mockContext) HasPermission(perm basecoin.Actor) bool {
+	for _, p := range c.perms {
+		if perm.App == p.App && bytes.Equal(perm.Address, p.Address) {
+			return true
+		}
+	}
+	return false
+}
+
+// IsParent ensures that this is derived from the given secureClient
+func (c mockContext) IsParent(other basecoin.Context) bool {
+	_, ok := other.(mockContext)
+	return ok
+}
+
+// Reset should clear out all permissions,
+// but carry on knowledge that this is a child
+func (c mockContext) Reset() basecoin.Context {
+	return mockContext{
+		Logger: c.Logger,
+	}
+}