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-rw-r--r--services/repository/files/diff_test.go166
1 files changed, 166 insertions, 0 deletions
diff --git a/services/repository/files/diff_test.go b/services/repository/files/diff_test.go
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+++ b/services/repository/files/diff_test.go
@@ -0,0 +1,166 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package files
+
+import (
+ "testing"
+
+ "code.gitea.io/gitea/models/db"
+ repo_model "code.gitea.io/gitea/models/repo"
+ "code.gitea.io/gitea/models/unittest"
+ "code.gitea.io/gitea/modules/json"
+ "code.gitea.io/gitea/services/contexttest"
+ "code.gitea.io/gitea/services/gitdiff"
+
+ "github.com/stretchr/testify/assert"
+ "github.com/stretchr/testify/require"
+)
+
+func TestGetDiffPreview(t *testing.T) {
+ unittest.PrepareTestEnv(t)
+ ctx, _ := contexttest.MockContext(t, "user2/repo1")
+ ctx.SetParams(":id", "1")
+ contexttest.LoadRepo(t, ctx, 1)
+ contexttest.LoadUser(t, ctx, 2)
+ contexttest.LoadGitRepo(t, ctx)
+ defer ctx.Repo.GitRepo.Close()
+
+ branch := ctx.Repo.Repository.DefaultBranch
+ treePath := "README.md"
+ content := "# repo1\n\nDescription for repo1\nthis is a new line"
+
+ expectedDiff := &gitdiff.Diff{
+ TotalAddition: 2,
+ TotalDeletion: 1,
+ Files: []*gitdiff.DiffFile{
+ {
+ Name: "README.md",
+ OldName: "README.md",
+ NameHash: "8ec9a00bfd09b3190ac6b22251dbb1aa95a0579d",
+ Index: 1,
+ Addition: 2,
+ Deletion: 1,
+ Type: 2,
+ IsCreated: false,
+ IsDeleted: false,
+ IsBin: false,
+ IsLFSFile: false,
+ IsRenamed: false,
+ IsSubmodule: false,
+ Sections: []*gitdiff.DiffSection{
+ {
+ FileName: "README.md",
+ Name: "",
+ Lines: []*gitdiff.DiffLine{
+ {
+ LeftIdx: 0,
+ RightIdx: 0,
+ Type: 4,
+ Content: "@@ -1,3 +1,4 @@",
+ Conversations: nil,
+ SectionInfo: &gitdiff.DiffLineSectionInfo{
+ Path: "README.md",
+ LastLeftIdx: 0,
+ LastRightIdx: 0,
+ LeftIdx: 1,
+ RightIdx: 1,
+ LeftHunkSize: 3,
+ RightHunkSize: 4,
+ },
+ },
+ {
+ LeftIdx: 1,
+ RightIdx: 1,
+ Type: 1,
+ Content: " # repo1",
+ Conversations: nil,
+ },
+ {
+ LeftIdx: 2,
+ RightIdx: 2,
+ Type: 1,
+ Content: " ",
+ Conversations: nil,
+ },
+ {
+ LeftIdx: 3,
+ RightIdx: 0,
+ Match: 4,
+ Type: 3,
+ Content: "-Description for repo1",
+ Conversations: nil,
+ },
+ {
+ LeftIdx: 0,
+ RightIdx: 3,
+ Match: 3,
+ Type: 2,
+ Content: "+Description for repo1",
+ Conversations: nil,
+ },
+ {
+ LeftIdx: 0,
+ RightIdx: 4,
+ Match: -1,
+ Type: 2,
+ Content: "+this is a new line",
+ Conversations: nil,
+ },
+ },
+ },
+ },
+ IsIncomplete: false,
+ },
+ },
+ IsIncomplete: false,
+ }
+ expectedDiff.NumFiles = len(expectedDiff.Files)
+
+ t.Run("with given branch", func(t *testing.T) {
+ diff, err := GetDiffPreview(ctx, ctx.Repo.Repository, branch, treePath, content)
+ require.NoError(t, err)
+ expectedBs, err := json.Marshal(expectedDiff)
+ require.NoError(t, err)
+ bs, err := json.Marshal(diff)
+ require.NoError(t, err)
+ assert.EqualValues(t, string(expectedBs), string(bs))
+ })
+
+ t.Run("empty branch, same results", func(t *testing.T) {
+ diff, err := GetDiffPreview(ctx, ctx.Repo.Repository, "", treePath, content)
+ require.NoError(t, err)
+ expectedBs, err := json.Marshal(expectedDiff)
+ require.NoError(t, err)
+ bs, err := json.Marshal(diff)
+ require.NoError(t, err)
+ assert.EqualValues(t, expectedBs, bs)
+ })
+}
+
+func TestGetDiffPreviewErrors(t *testing.T) {
+ unittest.PrepareTestEnv(t)
+ repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1})
+ branch := repo.DefaultBranch
+ treePath := "README.md"
+ content := "# repo1\n\nDescription for repo1\nthis is a new line"
+
+ t.Run("empty repo", func(t *testing.T) {
+ diff, err := GetDiffPreview(db.DefaultContext, &repo_model.Repository{}, branch, treePath, content)
+ assert.Nil(t, diff)
+ assert.EqualError(t, err, "repository does not exist [id: 0, uid: 0, owner_name: , name: ]")
+ })
+
+ t.Run("bad branch", func(t *testing.T) {
+ badBranch := "bad_branch"
+ diff, err := GetDiffPreview(db.DefaultContext, repo, badBranch, treePath, content)
+ assert.Nil(t, diff)
+ assert.EqualError(t, err, "branch does not exist [name: "+badBranch+"]")
+ })
+
+ t.Run("empty treePath", func(t *testing.T) {
+ diff, err := GetDiffPreview(db.DefaultContext, repo, branch, "", content)
+ assert.Nil(t, diff)
+ assert.EqualError(t, err, "path is invalid [path: ]")
+ })
+}