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repositories_test.go
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package github
import (
"context"
"encoding/json"
"net/http"
"testing"
"time"
"github.com/github/github-mcp-server/pkg/translations"
"github.com/google/go-github/v69/github"
"github.com/mark3labs/mcp-go/mcp"
"github.com/migueleliasweb/go-github-mock/src/mock"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func Test_GetFileContents(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := GetFileContents(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "get_file_contents", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "owner")
assert.Contains(t, tool.InputSchema.Properties, "repo")
assert.Contains(t, tool.InputSchema.Properties, "path")
assert.Contains(t, tool.InputSchema.Properties, "branch")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"owner", "repo", "path"})
// Setup mock file content for success case
mockFileContent := &github.RepositoryContent{
Type: github.Ptr("file"),
Name: github.Ptr("README.md"),
Path: github.Ptr("README.md"),
Content: github.Ptr("IyBUZXN0IFJlcG9zaXRvcnkKClRoaXMgaXMgYSB0ZXN0IHJlcG9zaXRvcnku"), // Base64 encoded "# Test Repository\n\nThis is a test repository."
SHA: github.Ptr("abc123"),
Size: github.Ptr(42),
HTMLURL: github.Ptr("https://github.com/owner/repo/blob/main/README.md"),
DownloadURL: github.Ptr("https://raw.githubusercontent.com/owner/repo/main/README.md"),
}
// Setup mock directory content for success case
mockDirContent := []*github.RepositoryContent{
{
Type: github.Ptr("file"),
Name: github.Ptr("README.md"),
Path: github.Ptr("README.md"),
SHA: github.Ptr("abc123"),
Size: github.Ptr(42),
HTMLURL: github.Ptr("https://github.com/owner/repo/blob/main/README.md"),
},
{
Type: github.Ptr("dir"),
Name: github.Ptr("src"),
Path: github.Ptr("src"),
SHA: github.Ptr("def456"),
HTMLURL: github.Ptr("https://github.com/owner/repo/tree/main/src"),
},
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedResult interface{}
expectedErrMsg string
}{
{
name: "successful file content fetch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposContentsByOwnerByRepoByPath,
expectQueryParams(t, map[string]string{
"ref": "main",
}).andThen(
mockResponse(t, http.StatusOK, mockFileContent),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"path": "README.md",
"branch": "main",
},
expectError: false,
expectedResult: mockFileContent,
},
{
name: "successful directory content fetch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposContentsByOwnerByRepoByPath,
expectQueryParams(t, map[string]string{}).andThen(
mockResponse(t, http.StatusOK, mockDirContent),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"path": "src",
},
expectError: false,
expectedResult: mockDirContent,
},
{
name: "content fetch fails",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposContentsByOwnerByRepoByPath,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusNotFound)
_, _ = w.Write([]byte(`{"message": "Not Found"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"path": "nonexistent.md",
"branch": "main",
},
expectError: true,
expectedErrMsg: "failed to get file contents",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
// Setup client with mock
client := github.NewClient(tc.mockedClient)
_, handler := GetFileContents(stubGetClientFn(client), translations.NullTranslationHelper)
// Create call request
request := mcp.CallToolRequest{
Params: struct {
Name string `json:"name"`
Arguments map[string]interface{} `json:"arguments,omitempty"`
Meta *struct {
ProgressToken mcp.ProgressToken `json:"progressToken,omitempty"`
} `json:"_meta,omitempty"`
}{
Arguments: tc.requestArgs,
},
}
// Call handler
result, err := handler(context.Background(), request)
// Verify results
if tc.expectError {
require.Error(t, err)
assert.Contains(t, err.Error(), tc.expectedErrMsg)
return
}
require.NoError(t, err)
// Parse the result and get the text content if no error
textContent := getTextResult(t, result)
// Verify based on expected type
switch expected := tc.expectedResult.(type) {
case *github.RepositoryContent:
var returnedContent github.RepositoryContent
err = json.Unmarshal([]byte(textContent.Text), &returnedContent)
require.NoError(t, err)
assert.Equal(t, *expected.Name, *returnedContent.Name)
assert.Equal(t, *expected.Path, *returnedContent.Path)
assert.Equal(t, *expected.Type, *returnedContent.Type)
case []*github.RepositoryContent:
var returnedContents []*github.RepositoryContent
err = json.Unmarshal([]byte(textContent.Text), &returnedContents)
require.NoError(t, err)
assert.Len(t, returnedContents, len(expected))
for i, content := range returnedContents {
assert.Equal(t, *expected[i].Name, *content.Name)
assert.Equal(t, *expected[i].Path, *content.Path)
assert.Equal(t, *expected[i].Type, *content.Type)
}
}
})
}
}
func Test_ForkRepository(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := ForkRepository(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "fork_repository", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "owner")
assert.Contains(t, tool.InputSchema.Properties, "repo")
assert.Contains(t, tool.InputSchema.Properties, "organization")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"owner", "repo"})
// Setup mock forked repo for success case
mockForkedRepo := &github.Repository{
ID: github.Ptr(int64(123456)),
Name: github.Ptr("repo"),
FullName: github.Ptr("new-owner/repo"),
Owner: &github.User{
Login: github.Ptr("new-owner"),
},
HTMLURL: github.Ptr("https://github.com/new-owner/repo"),
DefaultBranch: github.Ptr("main"),
Fork: github.Ptr(true),
ForksCount: github.Ptr(0),
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedRepo *github.Repository
expectedErrMsg string
}{
{
name: "successful repository fork",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.PostReposForksByOwnerByRepo,
mockResponse(t, http.StatusAccepted, mockForkedRepo),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
},
expectError: false,
expectedRepo: mockForkedRepo,
},
{
name: "repository fork fails",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.PostReposForksByOwnerByRepo,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusForbidden)
_, _ = w.Write([]byte(`{"message": "Forbidden"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
},
expectError: true,
expectedErrMsg: "failed to fork repository",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
// Setup client with mock
client := github.NewClient(tc.mockedClient)
_, handler := ForkRepository(stubGetClientFn(client), translations.NullTranslationHelper)
// Create call request
request := createMCPRequest(tc.requestArgs)
// Call handler
result, err := handler(context.Background(), request)
// Verify results
if tc.expectError {
require.Error(t, err)
assert.Contains(t, err.Error(), tc.expectedErrMsg)
return
}
require.NoError(t, err)
// Parse the result and get the text content if no error
textContent := getTextResult(t, result)
assert.Contains(t, textContent.Text, "Fork is in progress")
})
}
}
func Test_CreateBranch(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := CreateBranch(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "create_branch", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "owner")
assert.Contains(t, tool.InputSchema.Properties, "repo")
assert.Contains(t, tool.InputSchema.Properties, "branch")
assert.Contains(t, tool.InputSchema.Properties, "from_branch")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"owner", "repo", "branch"})
// Setup mock repository for default branch test
mockRepo := &github.Repository{
DefaultBranch: github.Ptr("main"),
}
// Setup mock reference for from_branch tests
mockSourceRef := &github.Reference{
Ref: github.Ptr("refs/heads/main"),
Object: &github.GitObject{
SHA: github.Ptr("abc123def456"),
},
}
// Setup mock created reference
mockCreatedRef := &github.Reference{
Ref: github.Ptr("refs/heads/new-feature"),
Object: &github.GitObject{
SHA: github.Ptr("abc123def456"),
},
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedRef *github.Reference
expectedErrMsg string
}{
{
name: "successful branch creation with from_branch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatch(
mock.GetReposGitRefByOwnerByRepoByRef,
mockSourceRef,
),
mock.WithRequestMatch(
mock.PostReposGitRefsByOwnerByRepo,
mockCreatedRef,
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"branch": "new-feature",
"from_branch": "main",
},
expectError: false,
expectedRef: mockCreatedRef,
},
{
name: "successful branch creation with default branch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatch(
mock.GetReposByOwnerByRepo,
mockRepo,
),
mock.WithRequestMatch(
mock.GetReposGitRefByOwnerByRepoByRef,
mockSourceRef,
),
mock.WithRequestMatchHandler(
mock.PostReposGitRefsByOwnerByRepo,
expectRequestBody(t, map[string]interface{}{
"ref": "refs/heads/new-feature",
"sha": "abc123def456",
}).andThen(
mockResponse(t, http.StatusCreated, mockCreatedRef),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"branch": "new-feature",
},
expectError: false,
expectedRef: mockCreatedRef,
},
{
name: "fail to get repository",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposByOwnerByRepo,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusNotFound)
_, _ = w.Write([]byte(`{"message": "Repository not found"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "nonexistent-repo",
"branch": "new-feature",
},
expectError: true,
expectedErrMsg: "failed to get repository",
},
{
name: "fail to get reference",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposGitRefByOwnerByRepoByRef,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusNotFound)
_, _ = w.Write([]byte(`{"message": "Reference not found"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"branch": "new-feature",
"from_branch": "nonexistent-branch",
},
expectError: true,
expectedErrMsg: "failed to get reference",
},
{
name: "fail to create branch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatch(
mock.GetReposGitRefByOwnerByRepoByRef,
mockSourceRef,
),
mock.WithRequestMatchHandler(
mock.PostReposGitRefsByOwnerByRepo,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusUnprocessableEntity)
_, _ = w.Write([]byte(`{"message": "Reference already exists"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"branch": "existing-branch",
"from_branch": "main",
},
expectError: true,
expectedErrMsg: "failed to create branch",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
// Setup client with mock
client := github.NewClient(tc.mockedClient)
_, handler := CreateBranch(stubGetClientFn(client), translations.NullTranslationHelper)
// Create call request
request := createMCPRequest(tc.requestArgs)
// Call handler
result, err := handler(context.Background(), request)
// Verify results
if tc.expectError {
require.Error(t, err)
assert.Contains(t, err.Error(), tc.expectedErrMsg)
return
}
require.NoError(t, err)
// Parse the result and get the text content if no error
textContent := getTextResult(t, result)
// Unmarshal and verify the result
var returnedRef github.Reference
err = json.Unmarshal([]byte(textContent.Text), &returnedRef)
require.NoError(t, err)
assert.Equal(t, *tc.expectedRef.Ref, *returnedRef.Ref)
assert.Equal(t, *tc.expectedRef.Object.SHA, *returnedRef.Object.SHA)
})
}
}
func Test_GetCommit(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := GetCommit(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "get_commit", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "owner")
assert.Contains(t, tool.InputSchema.Properties, "repo")
assert.Contains(t, tool.InputSchema.Properties, "sha")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"owner", "repo", "sha"})
mockCommit := &github.RepositoryCommit{
SHA: github.Ptr("abc123def456"),
Commit: &github.Commit{
Message: github.Ptr("First commit"),
Author: &github.CommitAuthor{
Name: github.Ptr("Test User"),
Email: github.Ptr("[email protected]"),
Date: &github.Timestamp{Time: time.Now().Add(-48 * time.Hour)},
},
},
Author: &github.User{
Login: github.Ptr("testuser"),
},
HTMLURL: github.Ptr("https://github.com/owner/repo/commit/abc123def456"),
Stats: &github.CommitStats{
Additions: github.Ptr(10),
Deletions: github.Ptr(2),
Total: github.Ptr(12),
},
Files: []*github.CommitFile{
{
Filename: github.Ptr("file1.go"),
Status: github.Ptr("modified"),
Additions: github.Ptr(10),
Deletions: github.Ptr(2),
Changes: github.Ptr(12),
Patch: github.Ptr("@@ -1,2 +1,10 @@"),
},
},
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedCommit *github.RepositoryCommit
expectedErrMsg string
}{
{
name: "successful commit fetch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposCommitsByOwnerByRepoByRef,
mockResponse(t, http.StatusOK, mockCommit),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"sha": "abc123def456",
},
expectError: false,
expectedCommit: mockCommit,
},
{
name: "commit fetch fails",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposCommitsByOwnerByRepoByRef,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusNotFound)
_, _ = w.Write([]byte(`{"message": "Not Found"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"sha": "nonexistent-sha",
},
expectError: true,
expectedErrMsg: "failed to get commit",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
// Setup client with mock
client := github.NewClient(tc.mockedClient)
_, handler := GetCommit(stubGetClientFn(client), translations.NullTranslationHelper)
// Create call request
request := createMCPRequest(tc.requestArgs)
// Call handler
result, err := handler(context.Background(), request)
// Verify results
if tc.expectError {
require.Error(t, err)
assert.Contains(t, err.Error(), tc.expectedErrMsg)
return
}
require.NoError(t, err)
// Parse the result and get the text content if no error
textContent := getTextResult(t, result)
// Unmarshal and verify the result
var returnedCommit github.RepositoryCommit
err = json.Unmarshal([]byte(textContent.Text), &returnedCommit)
require.NoError(t, err)
assert.Equal(t, *tc.expectedCommit.SHA, *returnedCommit.SHA)
assert.Equal(t, *tc.expectedCommit.Commit.Message, *returnedCommit.Commit.Message)
assert.Equal(t, *tc.expectedCommit.Author.Login, *returnedCommit.Author.Login)
assert.Equal(t, *tc.expectedCommit.HTMLURL, *returnedCommit.HTMLURL)
})
}
}
func Test_ListCommits(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := ListCommits(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "list_commits", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "owner")
assert.Contains(t, tool.InputSchema.Properties, "repo")
assert.Contains(t, tool.InputSchema.Properties, "sha")
assert.Contains(t, tool.InputSchema.Properties, "page")
assert.Contains(t, tool.InputSchema.Properties, "perPage")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"owner", "repo"})
// Setup mock commits for success case
mockCommits := []*github.RepositoryCommit{
{
SHA: github.Ptr("abc123def456"),
Commit: &github.Commit{
Message: github.Ptr("First commit"),
Author: &github.CommitAuthor{
Name: github.Ptr("Test User"),
Email: github.Ptr("[email protected]"),
Date: &github.Timestamp{Time: time.Now().Add(-48 * time.Hour)},
},
},
Author: &github.User{
Login: github.Ptr("testuser"),
},
HTMLURL: github.Ptr("https://github.com/owner/repo/commit/abc123def456"),
},
{
SHA: github.Ptr("def456abc789"),
Commit: &github.Commit{
Message: github.Ptr("Second commit"),
Author: &github.CommitAuthor{
Name: github.Ptr("Another User"),
Email: github.Ptr("[email protected]"),
Date: &github.Timestamp{Time: time.Now().Add(-24 * time.Hour)},
},
},
Author: &github.User{
Login: github.Ptr("anotheruser"),
},
HTMLURL: github.Ptr("https://github.com/owner/repo/commit/def456abc789"),
},
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedCommits []*github.RepositoryCommit
expectedErrMsg string
}{
{
name: "successful commits fetch with default params",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatch(
mock.GetReposCommitsByOwnerByRepo,
mockCommits,
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
},
expectError: false,
expectedCommits: mockCommits,
},
{
name: "successful commits fetch with branch",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposCommitsByOwnerByRepo,
expectQueryParams(t, map[string]string{
"sha": "main",
"page": "1",
"per_page": "30",
}).andThen(
mockResponse(t, http.StatusOK, mockCommits),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"sha": "main",
},
expectError: false,
expectedCommits: mockCommits,
},
{
name: "successful commits fetch with pagination",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposCommitsByOwnerByRepo,
expectQueryParams(t, map[string]string{
"page": "2",
"per_page": "10",
}).andThen(
mockResponse(t, http.StatusOK, mockCommits),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"page": float64(2),
"perPage": float64(10),
},
expectError: false,
expectedCommits: mockCommits,
},
{
name: "commits fetch fails",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.GetReposCommitsByOwnerByRepo,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusNotFound)
_, _ = w.Write([]byte(`{"message": "Not Found"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "nonexistent-repo",
},
expectError: true,
expectedErrMsg: "failed to list commits",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
// Setup client with mock
client := github.NewClient(tc.mockedClient)
_, handler := ListCommits(stubGetClientFn(client), translations.NullTranslationHelper)
// Create call request
request := createMCPRequest(tc.requestArgs)
// Call handler
result, err := handler(context.Background(), request)
// Verify results
if tc.expectError {
require.Error(t, err)
assert.Contains(t, err.Error(), tc.expectedErrMsg)
return
}
require.NoError(t, err)
// Parse the result and get the text content if no error
textContent := getTextResult(t, result)
// Unmarshal and verify the result
var returnedCommits []*github.RepositoryCommit
err = json.Unmarshal([]byte(textContent.Text), &returnedCommits)
require.NoError(t, err)
assert.Len(t, returnedCommits, len(tc.expectedCommits))
for i, commit := range returnedCommits {
assert.Equal(t, *tc.expectedCommits[i].SHA, *commit.SHA)
assert.Equal(t, *tc.expectedCommits[i].Commit.Message, *commit.Commit.Message)
assert.Equal(t, *tc.expectedCommits[i].Author.Login, *commit.Author.Login)
assert.Equal(t, *tc.expectedCommits[i].HTMLURL, *commit.HTMLURL)
}
})
}
}
func Test_CreateOrUpdateFile(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := CreateOrUpdateFile(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "create_or_update_file", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "owner")
assert.Contains(t, tool.InputSchema.Properties, "repo")
assert.Contains(t, tool.InputSchema.Properties, "path")
assert.Contains(t, tool.InputSchema.Properties, "content")
assert.Contains(t, tool.InputSchema.Properties, "message")
assert.Contains(t, tool.InputSchema.Properties, "branch")
assert.Contains(t, tool.InputSchema.Properties, "sha")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"owner", "repo", "path", "content", "message", "branch"})
// Setup mock file content response
mockFileResponse := &github.RepositoryContentResponse{
Content: &github.RepositoryContent{
Name: github.Ptr("example.md"),
Path: github.Ptr("docs/example.md"),
SHA: github.Ptr("abc123def456"),
Size: github.Ptr(42),
HTMLURL: github.Ptr("https://github.com/owner/repo/blob/main/docs/example.md"),
DownloadURL: github.Ptr("https://raw.githubusercontent.com/owner/repo/main/docs/example.md"),
},
Commit: github.Commit{
SHA: github.Ptr("def456abc789"),
Message: github.Ptr("Add example file"),
Author: &github.CommitAuthor{
Name: github.Ptr("Test User"),
Email: github.Ptr("[email protected]"),
Date: &github.Timestamp{Time: time.Now()},
},
HTMLURL: github.Ptr("https://github.com/owner/repo/commit/def456abc789"),
},
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedContent *github.RepositoryContentResponse
expectedErrMsg string
}{
{
name: "successful file creation",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.PutReposContentsByOwnerByRepoByPath,
expectRequestBody(t, map[string]interface{}{
"message": "Add example file",
"content": "IyBFeGFtcGxlCgpUaGlzIGlzIGFuIGV4YW1wbGUgZmlsZS4=", // Base64 encoded content
"branch": "main",
}).andThen(
mockResponse(t, http.StatusOK, mockFileResponse),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"path": "docs/example.md",
"content": "# Example\n\nThis is an example file.",
"message": "Add example file",
"branch": "main",
},
expectError: false,
expectedContent: mockFileResponse,
},
{
name: "successful file update with SHA",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.PutReposContentsByOwnerByRepoByPath,
expectRequestBody(t, map[string]interface{}{
"message": "Update example file",
"content": "IyBVcGRhdGVkIEV4YW1wbGUKClRoaXMgZmlsZSBoYXMgYmVlbiB1cGRhdGVkLg==", // Base64 encoded content
"branch": "main",
"sha": "abc123def456",
}).andThen(
mockResponse(t, http.StatusOK, mockFileResponse),
),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"path": "docs/example.md",
"content": "# Updated Example\n\nThis file has been updated.",
"message": "Update example file",
"branch": "main",
"sha": "abc123def456",
},
expectError: false,
expectedContent: mockFileResponse,
},
{
name: "file creation fails",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.PutReposContentsByOwnerByRepoByPath,
http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusUnprocessableEntity)
_, _ = w.Write([]byte(`{"message": "Invalid request"}`))
}),
),
),
requestArgs: map[string]interface{}{
"owner": "owner",
"repo": "repo",
"path": "docs/example.md",
"content": "#Invalid Content",
"message": "Invalid request",
"branch": "nonexistent-branch",
},
expectError: true,
expectedErrMsg: "failed to create/update file",
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
// Setup client with mock
client := github.NewClient(tc.mockedClient)
_, handler := CreateOrUpdateFile(stubGetClientFn(client), translations.NullTranslationHelper)
// Create call request
request := createMCPRequest(tc.requestArgs)
// Call handler
result, err := handler(context.Background(), request)
// Verify results
if tc.expectError {
require.Error(t, err)
assert.Contains(t, err.Error(), tc.expectedErrMsg)
return
}
require.NoError(t, err)
// Parse the result and get the text content if no error
textContent := getTextResult(t, result)
// Unmarshal and verify the result
var returnedContent github.RepositoryContentResponse
err = json.Unmarshal([]byte(textContent.Text), &returnedContent)
require.NoError(t, err)
// Verify content
assert.Equal(t, *tc.expectedContent.Content.Name, *returnedContent.Content.Name)
assert.Equal(t, *tc.expectedContent.Content.Path, *returnedContent.Content.Path)
assert.Equal(t, *tc.expectedContent.Content.SHA, *returnedContent.Content.SHA)
// Verify commit
assert.Equal(t, *tc.expectedContent.Commit.SHA, *returnedContent.Commit.SHA)
assert.Equal(t, *tc.expectedContent.Commit.Message, *returnedContent.Commit.Message)
})
}
}
func Test_CreateRepository(t *testing.T) {
// Verify tool definition once
mockClient := github.NewClient(nil)
tool, _ := CreateRepository(stubGetClientFn(mockClient), translations.NullTranslationHelper)
assert.Equal(t, "create_repository", tool.Name)
assert.NotEmpty(t, tool.Description)
assert.Contains(t, tool.InputSchema.Properties, "name")
assert.Contains(t, tool.InputSchema.Properties, "description")
assert.Contains(t, tool.InputSchema.Properties, "private")
assert.Contains(t, tool.InputSchema.Properties, "autoInit")
assert.ElementsMatch(t, tool.InputSchema.Required, []string{"name"})
// Setup mock repository response
mockRepo := &github.Repository{
Name: github.Ptr("test-repo"),
Description: github.Ptr("Test repository"),
Private: github.Ptr(true),
HTMLURL: github.Ptr("https://github.com/testuser/test-repo"),
CloneURL: github.Ptr("https://github.com/testuser/test-repo.git"),
CreatedAt: &github.Timestamp{Time: time.Now()},
Owner: &github.User{
Login: github.Ptr("testuser"),
},
}
tests := []struct {
name string
mockedClient *http.Client
requestArgs map[string]interface{}
expectError bool
expectedRepo *github.Repository
expectedErrMsg string
}{
{
name: "successful repository creation with all parameters",
mockedClient: mock.NewMockedHTTPClient(
mock.WithRequestMatchHandler(
mock.EndpointPattern{
Pattern: "/user/repos",
Method: "POST",
},
expectRequestBody(t, map[string]interface{}{
"name": "test-repo",
"description": "Test repository",
"private": true,
"auto_init": true,
}).andThen(
mockResponse(t, http.StatusCreated, mockRepo),
),
),
),
requestArgs: map[string]interface{}{
"name": "test-repo",
"description": "Test repository",
"private": true,
"autoInit": true,
},
expectError: false,
expectedRepo: mockRepo,
},