update

node_modules/@11ty/eleventy/test/TemplateLayoutTest.js

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+import test from "ava";
+import TemplateLayout from "../src/TemplateLayout";
+
+test("Creation", t => {
+  t.is(
+    new TemplateLayout("base", "./test/stubs").getInputPath(),
+    "test/stubs/_includes/base.njk"
+  );
+
+  t.throws(() => {
+    new TemplateLayout("doesnotexist", "./test/stubs").getInputPath();
+  });
+});
+
+test("Get Front Matter Data", async t => {
+  let tl = new TemplateLayout("layouts/layout-inherit-a.njk", "./test/stubs");
+  t.is(tl.getInputPath(), "test/stubs/_includes/layouts/layout-inherit-a.njk");
+
+  t.deepEqual(await tl.getData(), {
+    inherits: "a",
+    secondinherits: "b",
+    thirdinherits: "c"
+  });
+  t.deepEqual(await tl.getData(), {
+    inherits: "a",
+    secondinherits: "b",
+    thirdinherits: "c"
+  });
+});
+
+test("Augment data with layoutContent", async t => {
+  t.deepEqual(TemplateLayout.augmentDataWithContent(null, null), {
+    content: null,
+    layoutContent: null,
+    _layoutContent: null
+  });
+
+  t.deepEqual(TemplateLayout.augmentDataWithContent(null, "Test"), {
+    content: "Test",
+    layoutContent: "Test",
+    _layoutContent: "Test"
+  });
+
+  t.deepEqual(TemplateLayout.augmentDataWithContent({}, "Test 2"), {
+    content: "Test 2",
+    layoutContent: "Test 2",
+    _layoutContent: "Test 2"
+  });
+
+  t.deepEqual(
+    TemplateLayout.augmentDataWithContent({ content: "Abc" }, "Test 3"),
+    {
+      content: "Test 3",
+      layoutContent: "Test 3",
+      _layoutContent: "Test 3"
+    }
+  );
+});
+
+test("Render Layout", async t => {
+  let tl = new TemplateLayout("layouts/layout-inherit-a.njk", "./test/stubs");
+  t.is(
+    (await tl.render({
+      inherits: "a",
+      secondinherits: "b",
+      thirdinherits: "c"
+    })).trim(),
+    "a b a c"
+  );
+});
+
+test("Render Layout (Pass in template content)", async t => {
+  let tl = new TemplateLayout("layouts/layout-inherit-a.njk", "./test/stubs");
+  t.is(
+    (await tl.render(
+      { inherits: "a", secondinherits: "b", thirdinherits: "c" },
+      "TEMPLATE_CONTENT"
+    )).trim(),
+    "TEMPLATE_CONTENT a b a c"
+  );
+});
+
+test("Render Layout (Pass in undefined template content)", async t => {
+  let tl = new TemplateLayout("layouts/layout-contentdump.njk", "./test/stubs");
+  t.is(
+    await tl.render(
+      { inherits: "a", secondinherits: "b", thirdinherits: "c" },
+      undefined
+    ),
+    "this is bad a b a c"
+  );
+});
+
+test("Render Layout (Pass in null template content)", async t => {
+  let tl = new TemplateLayout("layouts/layout-contentdump.njk", "./test/stubs");
+  t.is(
+    await tl.render(
+      { inherits: "a", secondinherits: "b", thirdinherits: "c" },
+      null
+    ),
+    " a b a c"
+  );
+});
+
+test("Render Layout (Pass in empty template content)", async t => {
+  let tl = new TemplateLayout("layouts/layout-contentdump.njk", "./test/stubs");
+  t.is(
+    await tl.render(
+      { inherits: "a", secondinherits: "b", thirdinherits: "c" },
+      ""
+    ),
+    " a b a c"
+  );
+});
+
+test("Cache Duplicates (use full key for cache)", async t => {
+  // if two different layouts used the same filename but had different inputdirs, make sure templatelayout cache is unique
+  let tla = new TemplateLayout(
+    "layout.njk",
+    "./test/stubs/templateLayoutCacheDuplicates"
+  );
+  t.is((await tla.render({})).trim(), "Hello A");
+
+  let tlb = new TemplateLayout(
+    "layout.njk",
+    "./test/stubs/templateLayoutCacheDuplicates-b"
+  );
+  t.is((await tlb.render({})).trim(), "Hello B");
+
+  t.is((await tla.render({})).trim(), "Hello A");
+});