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go/src/infra/libs/git/blob_test.go

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package git
+
+import (
+        "fmt"
+        "testing"
+
+        . "github.com/smartystreets/goconvey/convey"
+)
+
+func TestBlobFromRaw(t *testing.T) {
+        t.Parallel()
+
+        data := "Hello world!"
+        Convey(fmt.Sprintf("Simple Blob(%v) should Parse", data), t, func() {
+                b := NewBlobFromRaw([]byte(data))
+                So(b, ShouldNotBeNil)
+
+                hexpect := "6769dd60bdf536a83c9353272157893043e9f7d0"
+                Convey("Its hash should be "+hexpect, func() {
+                        So(b.ID().String(), ShouldEqual, hexpect)
+                })
+
+                Convey("It should meet some basic criteria", func() {
+                        So(b.Type(), ShouldEqual, BlobType)
+                        So(b.Complete(), ShouldBeTrue)
+                        So(b.String(), ShouldEqual, fmt.Sprintf("Blob(%s, <data len(%d)>)", hexpect, len(data)))
+
+                        So(b, ShouldImplement, (*fmt.Stringer)(nil))
+                        So(b, ShouldImplement, (*InternableObject)(nil))
+                })
+
+                Convey("Its content is what we started with", func() {
+                        So(b.RawString(), ShouldEqual, data)
+                })
+
+        })
+
+        Convey("Blobs with IDs should also parse", t, func() {
+                hexpect := "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef"
+                b := NewBlobFromRawWithID(MakeObjectID(hexpect), []byte("sup"))
+                So(b, ShouldNotBeNil)
+                So(b.RawString(), ShouldEqual, "sup")
+                So(b.ID().String(), ShouldEqual, hexpect)
+        })
+}