[FIX] qweb: properly calls directive finalizers

closes #382

tests/qweb/__snapshots__/qweb.test.ts.snap

@@ -1467,6 +1467,41 @@ exports[`t-if can use some boolean operators in expressions 1`] = `
 }"
 `;
 
+exports[`t-if t-esc with t-elif 1`] = `
+"function anonymous(context,extra
+) {
+    var h = this.h;
+    let c1 = [], p1 = {key:1};
+    var vn1 = h('div', p1, c1);
+    if (false) {
+        c1.push({text: \`abc\`});
+    }
+    else {
+        var _2 = 'x';
+        if (_2 || _2 === 0) {
+            c1.push({text: _2});
+        }
+    }
+    return vn1;
+}"
+`;
+
+exports[`t-if t-esc with t-if 1`] = `
+"function anonymous(context,extra
+) {
+    var h = this.h;
+    let c1 = [], p1 = {key:1};
+    var vn1 = h('div', p1, c1);
+    if (true) {
+        var _2 = 'x';
+        if (_2 || _2 === 0) {
+            c1.push({text: _2});
+        }
+    }
+    return vn1;
+}"
+`;
+
 exports[`t-key can use t-key directive on a node 1`] = `
 "function anonymous(context,extra
 ) {

tests/qweb/qweb.test.ts

@@ -328,6 +328,16 @@ describe("t-if", () => {
     };
     expect(normalize(renderToString(qweb, "test", context))).toBe("<div>andormgtnlt</div>");
   });
+
+  test("t-esc with t-if", () => {
+    qweb.addTemplate("test", `<div><t t-if="true" t-esc="'x'"/></div>`);
+    expect(renderToString(qweb, "test")).toBe("<div>x</div>");
+  });
+
+  test("t-esc with t-elif", () => {
+    qweb.addTemplate("test", `<div><t t-if="false">abc</t><t t-else="1" t-esc="'x'"/></div>`);
+    expect(renderToString(qweb, "test")).toBe("<div>x</div>");
+  });
 });
 
 describe("attributes", () => {