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forgejo/services/repository/files/diff_test.go
flynnnnnnnnnn e81ccc406b
Implement FSFE REUSE for golang files (#21840)
Change all license headers to comply with REUSE specification.

Fix #16132

Co-authored-by: flynnnnnnnnnn <flynnnnnnnnnn@github>
Co-authored-by: John Olheiser <john.olheiser@gmail.com>
2022-11-27 18:20:29 +00:00

172 lines
4.4 KiB
Go

// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package files
import (
"testing"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/models/unittest"
"code.gitea.io/gitea/modules/json"
"code.gitea.io/gitea/modules/test"
"code.gitea.io/gitea/services/gitdiff"
"github.com/stretchr/testify/assert"
)
func TestGetDiffPreview(t *testing.T) {
unittest.PrepareTestEnv(t)
ctx := test.MockContext(t, "user2/repo1")
ctx.SetParams(":id", "1")
test.LoadRepo(t, ctx, 1)
test.LoadRepoCommit(t, ctx)
test.LoadUser(t, ctx, 2)
test.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 @@",
Comments: 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",
Comments: nil,
},
{
LeftIdx: 2,
RightIdx: 2,
Type: 1,
Content: " ",
Comments: nil,
},
{
LeftIdx: 3,
RightIdx: 0,
Match: 4,
Type: 3,
Content: "-Description for repo1",
Comments: nil,
},
{
LeftIdx: 0,
RightIdx: 3,
Match: 3,
Type: 2,
Content: "+Description for repo1",
Comments: nil,
},
{
LeftIdx: 0,
RightIdx: 4,
Match: -1,
Type: 2,
Content: "+this is a new line",
Comments: 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)
assert.NoError(t, err)
expectedBs, err := json.Marshal(expectedDiff)
assert.NoError(t, err)
bs, err := json.Marshal(diff)
assert.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)
assert.NoError(t, err)
expectedBs, err := json.Marshal(expectedDiff)
assert.NoError(t, err)
bs, err := json.Marshal(diff)
assert.NoError(t, err)
assert.EqualValues(t, expectedBs, bs)
})
}
func TestGetDiffPreviewErrors(t *testing.T) {
unittest.PrepareTestEnv(t)
ctx := test.MockContext(t, "user2/repo1")
ctx.SetParams(":id", "1")
test.LoadRepo(t, ctx, 1)
test.LoadRepoCommit(t, ctx)
test.LoadUser(t, ctx, 2)
test.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"
t.Run("empty repo", func(t *testing.T) {
diff, err := GetDiffPreview(ctx, &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(ctx, ctx.Repo.Repository, 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(ctx, ctx.Repo.Repository, branch, "", content)
assert.Nil(t, diff)
assert.EqualError(t, err, "path is invalid [path: ]")
})
}