Show all submodules recursively (#3341)

- **PR Description**

Extend the submodules tab to show not only the top-level submodules, but
also their nested submodules, recursively.

Fixes #3306.

1 files changed, 39 insertions, 0 deletions

diff --git a/pkg/integration/tests/submodule/shared.go b/pkg/integration/tests/submodule/shared.go
new file mode 100644
index 000000000..43e0144ab
--- /dev/null
+++ b/pkg/integration/tests/submodule/shared.go
@@ -0,0 +1,39 @@
+package submodule
+
+import (
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+func setupNestedSubmodules(shell *Shell) {
+	// we're going to have a directory structure like this:
+	// project
+	//  - repo/modules/outerSubName/modules/innerSubName/
+	//
+	shell.CreateFileAndAdd("rootFile", "rootStuff")
+	shell.Commit("initial repo commit")
+
+	shell.Chdir("..")
+	shell.CreateDir("innerSubmodule")
+	shell.Chdir("innerSubmodule")
+	shell.Init()
+	shell.CreateFileAndAdd("inner", "inner")
+	shell.Commit("initial inner commit")
+
+	shell.Chdir("..")
+	shell.CreateDir("outerSubmodule")
+	shell.Chdir("outerSubmodule")
+	shell.Init()
+	shell.CreateFileAndAdd("outer", "outer")
+	shell.Commit("initial outer commit")
+	shell.CreateDir("modules")
+	// the git config (-c) parameter below is required
+	// to let git create a file-protocol/path submodule
+	shell.RunCommand([]string{"git", "-c", "protocol.file.allow=always", "submodule", "add", "--name", "innerSubName", "../innerSubmodule", "modules/innerSubPath"})
+	shell.Commit("add dependency as innerSubmodule")
+
+	shell.Chdir("../repo")
+	shell.CreateDir("modules")
+	shell.RunCommand([]string{"git", "-c", "protocol.file.allow=always", "submodule", "add", "--name", "outerSubName", "../outerSubmodule", "modules/outerSubPath"})
+	shell.Commit("add dependency as outerSubmodule")
+	shell.RunCommand([]string{"git", "-c", "protocol.file.allow=always", "submodule", "update", "--init", "--recursive"})
+}