Split out a separate test file for each widget

test/widgets/partial_accept_test.zsh

@@ -0,0 +1,61 @@
+#!/usr/bin/env zsh
+
+source "${0:a:h}/../test_helper.zsh"
+
+oneTimeSetUp() {
+	source_autosuggestions
+}
+
+testCursorMovesOutOfBuffer() {
+	BUFFER='ec'
+	POSTDISPLAY='ho hello'
+	CURSOR=1
+
+	stub_and_eval \
+		_zsh_autosuggest_invoke_original_widget \
+		'CURSOR=5; LBUFFER="echo "; RBUFFER="hello"'
+
+	_zsh_autosuggest_partial_accept 'original-widget'
+
+	assertTrue \
+		'original widget not invoked' \
+		'stub_called _zsh_autosuggest_invoke_original_widget'
+
+	assertEquals \
+		'BUFFER was not modified correctly' \
+		'echo ' \
+		"$BUFFER"
+
+	assertEquals \
+		'POSTDISPLAY was not modified correctly' \
+		'hello' \
+		"$POSTDISPLAY"
+}
+
+testCursorStaysInBuffer() {
+	BUFFER='echo hello'
+	POSTDISPLAY=' world'
+	CURSOR=1
+
+	stub_and_eval \
+		_zsh_autosuggest_invoke_original_widget \
+		'CURSOR=5; LBUFFER="echo "; RBUFFER="hello"'
+
+	_zsh_autosuggest_partial_accept 'original-widget'
+
+	assertTrue \
+		'original widget not invoked' \
+		'stub_called _zsh_autosuggest_invoke_original_widget'
+
+	assertEquals \
+		'BUFFER was modified' \
+		'echo hello' \
+		"$BUFFER"
+
+	assertEquals \
+		'POSTDISPLAY was modified' \
+		' world' \
+		"$POSTDISPLAY"
+}
+
+run_tests "$0"