tui: remember the focused row in forms and the bokslut hubv0.1.44

1 files changed, 62 insertions, 0 deletions

diff --git a/tests/test_tui.c b/tests/test_tui.c
index 15a44c7..a024e27 100644
--- a/tests/test_tui.c
+++ b/tests/test_tui.c
@@ -433,6 +433,67 @@ static void test_form_actions(void)
     CHECK(tui_form_act_step(1, 0, ACTS, 6, -1) == 5);
 }
 
+static void test_form_focus(void)
+{
+    const int nf = 3;
+
+    /* start focus: a remembered row is kept, out of range clamps to the
+       nearest end, fields are always selectable */
+    CHECK(tui_form_focus_clamp(0, nf, ACTS, 6) == 0);
+    CHECK(tui_form_focus_clamp(2, nf, ACTS, 6) == 2);
+    CHECK(tui_form_focus_clamp(4, nf, ACTS, 6) == 4);
+    CHECK(tui_form_focus_clamp(6, nf, ACTS, 6) == 6); /* dimmed, selectable */
+    CHECK(tui_form_focus_clamp(8, nf, ACTS, 6) == 8);
+    CHECK(tui_form_focus_clamp(-1, nf, ACTS, 6) == 0);
+    CHECK(tui_form_focus_clamp(99, nf, ACTS, 6) == 8);
+
+    /* a heading row snaps forward (and wraps) to a selectable one */
+    CHECK(tui_form_focus_clamp(3, nf, ACTS, 6) == 4); /* action 0 is head */
+    CHECK(tui_form_focus_clamp(7, nf, ACTS, 6) == 8); /* action 4 is head */
+    CHECK(tui_form_focus_clamp(0, 0, ACTS, 6) == 1);  /* fields gone */
+    static const struct tui_form_action WRAP[2] = {
+        { "Årsredovisning (K2)", 1, NULL },
+        { "rubrik", -1, NULL },
+    };
+    CHECK(tui_form_focus_clamp(1, 0, WRAP, 2) == 0); /* wraps to the top */
+    static const struct tui_form_action HEADS[2] = {
+        { "rubrik", -1, NULL },
+        { "rubrik", -1, NULL },
+    };
+    CHECK(tui_form_focus_clamp(0, 0, HEADS, 2) == -1);
+    CHECK(tui_form_focus_clamp(-1, 0, HEADS, 2) == -1);
+
+    /* every return writes the current row back; NULL stores nothing */
+    int focus = 0;
+    CHECK(tui_form_focus_store(&focus, 4, TUI_FORM_BACK) == TUI_FORM_BACK);
+    CHECK(focus == 4);
+    CHECK(tui_form_focus_store(&focus, 5, TUI_FORM_REFRESH) ==
+          TUI_FORM_REFRESH);
+    CHECK(focus == 5);
+    CHECK(tui_form_focus_store(&focus, 6, TUI_FORM_SUBMIT) == TUI_FORM_SUBMIT);
+    CHECK(focus == 6);
+    CHECK(tui_form_focus_store(&focus, 8, TUI_FORM_ACTION + 1) ==
+          TUI_FORM_ACTION + 1);
+    CHECK(focus == 8);
+    CHECK(tui_form_focus_store(&focus, 1, 1) == 1 && focus == 1);
+    CHECK(tui_form_focus_store(&focus, -1, TUI_FORM_BACK) == TUI_FORM_BACK);
+    CHECK(focus == -1);
+    CHECK(tui_form_focus_store(NULL, 4, TUI_FORM_BACK) == TUI_FORM_BACK);
+
+    /* two runs in a row, like the hub: walk to an action and choose it, the
+       next run starts on the same row */
+    focus = tui_form_focus_clamp(0, nf, ACTS, 6);
+    CHECK(focus == 0);
+    focus = tui_form_act_key(focus, nf, ACTS, 6, '\t');
+    focus = tui_form_act_key(focus, nf, ACTS, 6, '\t');
+    focus = tui_form_act_key(focus, nf, ACTS, 6, '\t');
+    CHECK(focus == 4); /* Årsredovisning (K2) */
+    CHECK(tui_form_focus_store(&focus, focus, TUI_FORM_ACTION + 1) ==
+          TUI_FORM_ACTION + 1);
+    CHECK(tui_form_focus_clamp(focus, nf, ACTS, 6) == 4);
+    CHECK(tui_form_focus_store(&focus, focus, TUI_FORM_BACK) == TUI_FORM_BACK);
+    CHECK(tui_form_focus_clamp(focus, nf, ACTS, 6) == 4);
+}
 
 static char rt_cells[8][3][64];
 static void rt_cb(void *ud, int row, int col, char **buf, size_t *cap)
@@ -617,6 +678,7 @@ int main(void)
     test_nav_sections();
     test_form_nav();
     test_form_actions();
+    test_form_focus();
     test_rowtable();
     test_rt_fields();
     test_rt_focus();