Fix activation walking up the project path too aggressively

internal/runners/activate/activate.go

@@ -100,7 +100,7 @@ func (r *Activate) run(params *ActivateParams) error {
 	}
 
 	// Detect target project
-	proj, err := r.projectToUse(pathToUse)
+	proj, err := r.pathToProject(pathToUse)
 	if err != nil {
 		return locale.WrapError(err, "err_activate_projecttouse", "Could not figure out what project to use.")
 	}
@@ -242,8 +242,8 @@ func (r *Activate) pathToUse(namespace string, preferredPath string) (string, er
 	}
 }
 
-func (r *Activate) projectToUse(path string) (*project.Project, error) {
-	projectToUse, err := project.FromPath(path)
+func (r *Activate) pathToProject(path string) (*project.Project, error) {
+	projectToUse, err := project.FromExactPath(path)
 	if err != nil && !errs.Matches(err, &projectfile.ErrorNoProject{}) {
 		return nil, locale.WrapError(err, "err_activate_projectpath", "Could not find a valid project path.")
 	}

pkg/project/project.go

@@ -314,6 +314,20 @@ func FromPath(path string) (*Project, error) {
 	return project, nil
 }
 
+// FromExactPath will return the project that's located at the given path without walking up the directory tree
+func FromExactPath(path string) (*Project, error) {
+	pjFile, err := projectfile.FromExactPath(path)
+	if err != nil {
+		return nil, err
+	}
+	project, err := New(pjFile, output.Get())
+	if err != nil {
+		return nil, err
+	}
+
+	return project, nil
+}
+
 // Platform covers the platform structure
 type Platform struct {
 	platform *projectfile.Platform

pkg/projectfile/projectfile.go

@@ -936,6 +936,28 @@ func FromPath(path string) (*Project, error) {
 	return project, nil
 }
 
+// FromExactPath will return the projectfile that's located at the given path without walking up the directory tree
+func FromExactPath(path string) (*Project, error) {
+	// we do not want to use a path provided by state if we're running tests
+	projectFilePath := filepath.Join(path, constants.ConfigFileName)
+
+	if !fileutils.FileExists(projectFilePath) {
+		return nil, &ErrorNoProject{locale.NewInputError("err_no_projectfile")}
+	}
+
+	_, err := ioutil.ReadFile(projectFilePath)
+	if err != nil {
+		logging.Warning("Cannot load config file: %v", err)
+		return nil, &ErrorNoProject{locale.WrapInputError(err, "err_no_projectfile")}
+	}
+	project, err := Parse(projectFilePath)
+	if err != nil {
+		return nil, errs.Wrap(err, "Parse %s failed", projectFilePath)
+	}
+
+	return project, nil
+}
+
 // CreateParams are parameters that we create a custom activestate.yaml file from
 type CreateParams struct {
 	Owner           string

test/integration/activate_int_test.go

@@ -378,7 +378,54 @@ version: %s
 	c2.WaitForInput(20 * time.Second)
 	c2.SendLine("exit")
 	c2.ExpectExitCode(0)
+}
+
+func (suite *ActivateIntegrationTestSuite) TestActivate_NamespaceWins() {
+	suite.OnlyRunForTags(tagsuite.Activate)
+	ts := e2e.New(suite.T(), false)
+	identifyPath := "identifyable-path"
+	targetPath := filepath.Join(ts.Dirs.Work, "foo", "bar", identifyPath)
+	defer ts.Close()
+	err := fileutils.Mkdir(targetPath)
+	suite.Require().NoError(err)
+
+	// Create the project file at the root of the temp dir
+	content := strings.TrimSpace(fmt.Sprintf(`
+project: "https://platform.activestate.com/ActiveState-CLI/Python3"
+`))
+
+	ts.PrepareActiveStateYAML(content)
+
+	// Pull to ensure we have an up to date config file
+	cp := ts.Spawn("pull")
+	cp.Expect("Your activestate.yaml has been updated to the latest version available")
+	cp.ExpectExitCode(0)
 
+	// Activate in the subdirectory
+	c2 := ts.SpawnWithOpts(
+		e2e.WithArgs("activate", "ActiveState-CLI/Python2"), // activate a different namespace
+		e2e.WithWorkDirectory(targetPath),
+	)
+	c2.ExpectLongString("Where would you like")
+	c2.SendUnterminated(string([]byte{0033, '[', 'B'})) // move cursor down, and then press enter
+	c2.Expect(">")
+	c2.Send("")
+	c2.Expect(">")
+	c2.SendLine(targetPath)
+	c2.ExpectLongString("ActiveState-CLI/Python2")
+	c2.ExpectLongString("default project?")
+	c2.Send("n")
+	c2.Expect("You're Activated")
+
+	c2.WaitForInput(20 * time.Second)
+	if runtime.GOOS == "windows" {
+		c2.SendLine("@echo %cd%")
+	} else {
+		c2.SendLine("pwd")
+	}
+	c2.Expect(identifyPath)
+	c2.SendLine("exit")
+	c2.ExpectExitCode(0)
 }
 
 func (suite *ActivateIntegrationTestSuite) TestInit_Activation_NoCommitID() {