ik0 replace test seams with dependency injection

1 files changed, 11 insertions, 5 deletions

diff --git a/internal/tmuxedit/capture.go b/internal/tmuxedit/capture.go
index 2af5698..f4e3a67 100644
--- a/internal/tmuxedit/capture.go
+++ b/internal/tmuxedit/capture.go
@@ -5,11 +5,17 @@ import (
 	"strings"
 )
 
-// capturePane retrieves the visible content of a tmux pane via
-// `tmux capture-pane -p -t <paneID>`. The -p flag prints to stdout
-// instead of to a paste buffer.
-var capturePane = func(paneID string) (string, error) {
-	out, err := runCommand("tmux", "capture-pane", "-p", "-t", paneID)
+func capturePane(paneID string) (string, error) {
+	return tmuxEditDeps{}.capture(paneID)
+}
+
+// capture retrieves the visible content of a tmux pane via `tmux capture-pane
+// -p -t <paneID>`. The -p flag prints to stdout instead of to a paste buffer.
+func (d tmuxEditDeps) capture(paneID string) (string, error) {
+	if d.capturePane != nil {
+		return d.capturePane(paneID)
+	}
+	out, err := d.command("tmux", "capture-pane", "-p", "-t", paneID)
 	if err != nil {
 		return "", fmt.Errorf("capture-pane failed for %s: %w", paneID, err)
 	}