🌿 Add tests for execute

Author: lambdalisue

denops_std/helper/execute_test.ts

@@ -0,0 +1,78 @@
+import {
+  assertEquals,
+  assertThrowsAsync,
+} from "../vendor/https/deno.land/std/testing/asserts.ts";
+import { test } from "../vendor/https/deno.land/x/denops_core/test/mod.ts";
+import { execute } from "./execute.ts";
+
+test({
+  mode: "any",
+  name: "execute() executes Vim script",
+  fn: async (denops) => {
+    await execute(denops, "let g:denops_std_execute_test = 1");
+    assertEquals(await denops.eval("g:denops_std_execute_test") as number, 1);
+  },
+});
+
+test({
+  mode: "any",
+  name: "execute() executes multi-line Vim script",
+  fn: async (denops) => {
+    await execute(
+      denops,
+      `
+      let g:denops_std_execute_test = 1
+      let g:denops_std_execute_test = g:denops_std_execute_test + 1
+      let g:denops_std_execute_test = g:denops_std_execute_test + 1
+      let g:denops_std_execute_test = g:denops_std_execute_test + 1
+    `,
+    );
+    assertEquals(await denops.eval("g:denops_std_execute_test") as number, 4);
+  },
+});
+
+test({
+  mode: "any",
+  name: "execute() executes multi-line Vim script but stop on errors",
+  fn: async (denops) => {
+    await assertThrowsAsync(
+      async () => {
+        await execute(
+          denops,
+          `
+        let g:denops_std_execute_test = 1
+        let g:denops_std_execute_test = g:denops_std_execute_test + 1
+        throw "This is expected error"
+        let g:denops_std_execute_test = g:denops_std_execute_test + 1
+        let g:denops_std_execute_test = g:denops_std_execute_test + 1
+      `,
+        );
+      },
+      undefined,
+      "This is expected error",
+    );
+    assertEquals(await denops.eval("g:denops_std_execute_test") as number, 2);
+  },
+});
+
+test({
+  mode: "any",
+  name: "execute() executes multi-line Vim script with given context",
+  fn: async (denops) => {
+    await execute(
+      denops,
+      `
+      let g:denops_std_execute_test = value1
+      let g:denops_std_execute_test = g:denops_std_execute_test + l:value2
+      let g:denops_std_execute_test = g:denops_std_execute_test + 1
+      let g:denops_std_execute_test = g:denops_std_execute_test + 1
+    `,
+      {
+        value1: 11,
+        value2: 12,
+        value3: 13,
+      },
+    );
+    assertEquals(await denops.eval("g:denops_std_execute_test") as number, 25);
+  },
+});