Various wiki bug fixes (#2996)

* Update macaron

* Various wiki bug fixes

models/wiki_test.go

@@ -5,24 +5,91 @@
 package models
 
 import (
+	"path"
 	"path/filepath"
 	"testing"
 
 	"code.gitea.io/gitea/modules/setting"
 
+	"github.com/Unknwon/com"
 	"github.com/stretchr/testify/assert"
 )
 
-func TestToWikiPageURL(t *testing.T) {
-	assert.Equal(t, "wiki-name", ToWikiPageURL("wiki-name"))
-	assert.Equal(t, "wiki-name-with-many-spaces", ToWikiPageURL("wiki name with many spaces"))
+func TestNormalizeWikiName(t *testing.T) {
+	type test struct {
+		Expected string
+		WikiName string
+	}
+	for _, test := range []test{
+		{"wiki name", "wiki name"},
+		{"wiki name", "wiki-name"},
+		{"name with/slash", "name with/slash"},
+		{"name with%percent", "name-with%percent"},
+		{"%2F", "%2F"},
+	} {
+		assert.Equal(t, test.Expected, NormalizeWikiName(test.WikiName))
+	}
 }
 
-func TestToWikiPageName(t *testing.T) {
-	assert.Equal(t, "wiki name", ToWikiPageName("wiki name"))
-	assert.Equal(t, "wiki name", ToWikiPageName("wiki-name"))
-	assert.Equal(t, "wiki name", ToWikiPageName("wiki\tname"))
-	assert.Equal(t, "wiki name", ToWikiPageName("./.././wiki/name"))
+func TestWikiNameToFilename(t *testing.T) {
+	type test struct {
+		Expected string
+		WikiName string
+	}
+	for _, test := range []test{
+		{"wiki-name.md", "wiki name"},
+		{"wiki-name.md", "wiki-name"},
+		{"name-with%2Fslash.md", "name with/slash"},
+		{"name-with%25percent.md", "name with%percent"},
+	} {
+		assert.Equal(t, test.Expected, WikiNameToFilename(test.WikiName))
+	}
+}
+
+func TestWikiNameToSubURL(t *testing.T) {
+	type test struct {
+		Expected string
+		WikiName string
+	}
+	for _, test := range []test{
+		{"wiki-name", "wiki name"},
+		{"wiki-name", "wiki-name"},
+		{"name-with%2Fslash", "name with/slash"},
+		{"name-with%25percent", "name with%percent"},
+	} {
+		assert.Equal(t, test.Expected, WikiNameToSubURL(test.WikiName))
+	}
+}
+
+func TestWikiFilenameToName(t *testing.T) {
+	type test struct {
+		Expected string
+		Filename string
+	}
+	for _, test := range []test{
+		{"hello world", "hello-world.md"},
+		{"symbols/?*", "symbols%2F%3F%2A.md"},
+	} {
+		name, err := WikiFilenameToName(test.Filename)
+		assert.NoError(t, err)
+		assert.Equal(t, test.Expected, name)
+	}
+}
+
+func TestWikiNameToFilenameToName(t *testing.T) {
+	// converting from wiki name to filename, then back to wiki name should
+	// return the original (normalized) name
+	for _, name := range []string{
+		"wiki-name",
+		"wiki name",
+		"wiki name with/slash",
+		"$$$%%%^^&&!@#$(),.<>",
+	} {
+		filename := WikiNameToFilename(name)
+		resultName, err := WikiFilenameToName(filename)
+		assert.NoError(t, err)
+		assert.Equal(t, NormalizeWikiName(name), resultName)
+	}
 }
 
 func TestRepository_WikiCloneLink(t *testing.T) {
@@ -47,17 +114,72 @@ func TestRepository_WikiPath(t *testing.T) {
 	assert.Equal(t, expected, repo.WikiPath())
 }
 
-// TODO TestRepository_HasWiki
+func TestRepository_HasWiki(t *testing.T) {
+	prepareTestEnv(t)
+	repo1 := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	assert.True(t, repo1.HasWiki())
+	repo2 := AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	assert.False(t, repo2.HasWiki())
+}
 
-// TODO TestRepository_InitWiki
+func TestRepository_InitWiki(t *testing.T) {
+	prepareTestEnv(t)
+	// repo1 already has a wiki
+	repo1 := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	assert.NoError(t, repo1.InitWiki())
+
+	// repo2 does not already have a wiki
+	repo2 := AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	assert.NoError(t, repo2.InitWiki())
+	assert.True(t, repo2.HasWiki())
+}
 
 func TestRepository_LocalWikiPath(t *testing.T) {
-	assert.NoError(t, PrepareTestDatabase())
+	prepareTestEnv(t)
 	repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
 	expected := filepath.Join(setting.AppDataPath, "tmp/local-wiki/1")
 	assert.Equal(t, expected, repo.LocalWikiPath())
 }
 
-// TODO TestRepository_UpdateLocalWiki
+func TestRepository_AddWikiPage(t *testing.T) {
+	const wikiContent = "This is the wiki content"
+	const commitMsg = "Commit message"
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	doer := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	for _, wikiName := range []string{
+		"Another page",
+		"Here's a <tag> and a/slash",
+	} {
+		prepareTestEnv(t)
+		assert.NoError(t, repo.AddWikiPage(doer, wikiName, wikiContent, commitMsg))
+		expectedPath := path.Join(repo.LocalWikiPath(), WikiNameToFilename(wikiName))
+		assert.True(t, com.IsExist(expectedPath))
+	}
+}
 
-// TODO ... (all remaining untested functions)
+func TestRepository_EditWikiPage(t *testing.T) {
+	const newWikiContent = "This is the new content"
+	const commitMsg = "Commit message"
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	doer := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	for _, newWikiName := range []string{
+		"New home",
+		"New/name/with/slashes",
+	} {
+		prepareTestEnv(t)
+		assert.NoError(t, repo.EditWikiPage(doer, "Home", newWikiName, newWikiContent, commitMsg))
+		newPath := path.Join(repo.LocalWikiPath(), WikiNameToFilename(newWikiName))
+		assert.True(t, com.IsExist(newPath))
+		oldPath := path.Join(repo.LocalWikiPath(), "Home.md")
+		assert.False(t, com.IsExist(oldPath))
+	}
+}
+
+func TestRepository_DeleteWikiPage(t *testing.T) {
+	prepareTestEnv(t)
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	doer := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	assert.NoError(t, repo.DeleteWikiPage(doer, "Home"))
+	wikiPath := path.Join(repo.LocalWikiPath(), "Home.md")
+	assert.False(t, com.IsExist(wikiPath))
+}