diff --git a/test/built-ins/Temporal/Duration/prototype/abs/new-object.js b/test/built-ins/Temporal/Duration/prototype/abs/new-object.js
new file mode 100644
index 0000000000..6f10880b7c
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/abs/new-object.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.abs
+description: Temporal.Duration.prototype.abs returns a new object.
+features: [Temporal]
+---*/
+
+let d1 = new Temporal.Duration();
+assert.notSameValue(d1.abs(), d1);
+
+let d2 = new Temporal.Duration(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
+assert.notSameValue(d2.abs(), d2);
+
+let d3 = new Temporal.Duration(1e5, 2e5, 3e5, 4e5, 5e5, 6e5, 7e5, 8e5, 9e5, 10e5);
+assert.notSameValue(d3.abs(), d3);
+
+let d4 = new Temporal.Duration(-1, -2, -3, -4, -5, -6, -7, -8, -9, -10);
+assert.notSameValue(d4.abs(), d4);
+
+// Test with some zeros
+let d5 = new Temporal.Duration(1, 0, 3, 0, 5, 0, 7, 0, 9, 0);
+assert.notSameValue(d5.abs(), d5);
+
+let d6 = new Temporal.Duration(0, 2, 0, 4, 0, 6, 0, 8, 0, 10);
+assert.notSameValue(d6.abs(), d6);
diff --git a/test/built-ins/Temporal/Duration/prototype/add/options-undefined.js b/test/built-ins/Temporal/Duration/prototype/add/options-undefined.js
index ef9717d9ac..1b58ed054c 100644
--- a/test/built-ins/Temporal/Duration/prototype/add/options-undefined.js
+++ b/test/built-ins/Temporal/Duration/prototype/add/options-undefined.js
@@ -4,10 +4,29 @@
 /*---
 esid: sec-temporal.duration.prototype.add
 description: Verify that undefined options are handled correctly.
+includes: [temporalHelpers.js]
 features: [Temporal]
 ---*/
 
 const duration1 = new Temporal.Duration(1);
 const duration2 = new Temporal.Duration(0, 12);
-assert.throws(RangeError, () => duration1.add(duration2), "default relativeTo is undefined");
-assert.throws(RangeError, () => duration1.add(duration2, undefined), "default relativeTo is undefined");
+const duration3 = new Temporal.Duration(0, 0, 0, 1);
+const duration4 = new Temporal.Duration(0, 0, 0, 0, 24);
+
+assert.throws(RangeError, () => duration1.add(duration2), "no options with years");
+TemporalHelpers.assertDuration(duration3.add(duration4),
+  0, 0, 0, /* days = */ 2, 0, 0, 0, 0, 0, 0,
+  "no options with days");
+
+const optionValues = [
+  [undefined, "undefined"],
+  [{}, "plain object"],
+  [() => {}, "lambda"],
+];
+for (const [options, description] of optionValues) {
+  assert.throws(RangeError, () => duration1.add(duration2, options),
+    `options ${description} with years`);
+  TemporalHelpers.assertDuration(duration3.add(duration4, options),
+    0, 0, 0, /* days = */ 2, 0, 0, 0, 0, 0, 0,
+    `options ${description} with days`);
+}
diff --git a/test/built-ins/Temporal/Duration/prototype/blank/basic.js b/test/built-ins/Temporal/Duration/prototype/blank/basic.js
new file mode 100644
index 0000000000..10a594cb24
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/blank/basic.js
@@ -0,0 +1,25 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-get-temporal.duration.prototype.blank
+description: Basic tests for blank.
+features: [Temporal]
+---*/
+
+assert.sameValue(Temporal.Duration.from("P3DT1H").blank, false);
+assert.sameValue(Temporal.Duration.from("-PT2H20M30S").blank, false);
+assert.sameValue(Temporal.Duration.from("PT0S").blank, true);
+const zero = Temporal.Duration.from({
+  years: 0,
+  months: 0,
+  weeks: 0,
+  days: 0,
+  hours: 0,
+  minutes: 0,
+  seconds: 0,
+  milliseconds: 0,
+  microseconds: 0,
+  nanoseconds: 0
+});
+assert.sameValue(zero.blank, true);
diff --git a/test/built-ins/Temporal/Duration/prototype/subtract/options-undefined.js b/test/built-ins/Temporal/Duration/prototype/subtract/options-undefined.js
index 959fb77c61..0f6e4ac0e4 100644
--- a/test/built-ins/Temporal/Duration/prototype/subtract/options-undefined.js
+++ b/test/built-ins/Temporal/Duration/prototype/subtract/options-undefined.js
@@ -4,10 +4,29 @@
 /*---
 esid: sec-temporal.duration.prototype.subtract
 description: Verify that undefined options are handled correctly.
+includes: [temporalHelpers.js]
 features: [Temporal]
 ---*/
 
 const duration1 = new Temporal.Duration(1);
-const duration2 = new Temporal.Duration(0, 12);
-assert.throws(RangeError, () => duration1.subtract(duration2), "default relativeTo is undefined");
-assert.throws(RangeError, () => duration1.subtract(duration2, undefined), "default relativeTo is undefined");
+const duration2 = new Temporal.Duration(0, 24);
+const duration3 = new Temporal.Duration(0, 0, 0, 1);
+const duration4 = new Temporal.Duration(0, 0, 0, 0, 48);
+
+assert.throws(RangeError, () => duration1.subtract(duration2), "no options with years");
+TemporalHelpers.assertDuration(duration3.subtract(duration4),
+  0, 0, 0, /* days = */ -1, 0, 0, 0, 0, 0, 0,
+  "no options with days");
+
+const optionValues = [
+  [undefined, "undefined"],
+  [{}, "plain object"],
+  [() => {}, "lambda"],
+];
+for (const [options, description] of optionValues) {
+  assert.throws(RangeError, () => duration1.subtract(duration2, options),
+    `options ${description} with years`);
+  TemporalHelpers.assertDuration(duration3.subtract(duration4, options),
+    0, 0, 0, /* days = */ -1, 0, 0, 0, 0, 0, 0,
+    `options ${description} with days`);
+}
diff --git a/test/built-ins/Temporal/Duration/prototype/toJSON/options.js b/test/built-ins/Temporal/Duration/prototype/toJSON/options.js
new file mode 100644
index 0000000000..7728dcc2e2
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/toJSON/options.js
@@ -0,0 +1,18 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.tojson
+description: Temporal.Duration.prototype.toJSON does not support options, unlike toString.
+features: [Temporal]
+---*/
+
+let called = 0;
+const options = new Proxy({}, {
+  get() {
+    ++called;
+  }
+});
+const d = new Temporal.Duration(1, 2);
+assert.sameValue(d.toJSON(options), "P1Y2M");
+assert.sameValue(called, 0);
diff --git a/test/built-ins/Temporal/Duration/prototype/valueOf/basic.js b/test/built-ins/Temporal/Duration/prototype/valueOf/basic.js
new file mode 100644
index 0000000000..95b2de9093
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/valueOf/basic.js
@@ -0,0 +1,21 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.valueof
+description: Basic tests for valueOf().
+features: [Temporal]
+---*/
+
+const d1 = Temporal.Duration.from("P3DT1H");
+const d2 = Temporal.Duration.from("P3DT1H");
+
+assert.throws(TypeError, () => d1.valueOf(), "valueOf");
+assert.throws(TypeError, () => d1 < d1, "<");
+assert.throws(TypeError, () => d1 <= d1, "<=");
+assert.throws(TypeError, () => d1 > d1, ">");
+assert.throws(TypeError, () => d1 >= d1, ">=");
+assert.sameValue(d1 === d1, true, "===");
+assert.sameValue(d1 === d2, false, "===");
+assert.sameValue(d1 !== d1, false, "!==");
+assert.sameValue(d1 !== d2, true, "!==");
diff --git a/test/built-ins/Temporal/Duration/prototype/with/argument-invalid-prop.js b/test/built-ins/Temporal/Duration/prototype/with/argument-invalid-prop.js
new file mode 100644
index 0000000000..f12c9f49dc
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/with/argument-invalid-prop.js
@@ -0,0 +1,13 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.with
+description: Singular properties are ignored.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const d = Temporal.Duration.from({ years: 5, days: 1 });
+const d2 = d.with({ year: 1, days: 0 });
+TemporalHelpers.assertDuration(d2, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0);
diff --git a/test/built-ins/Temporal/Duration/prototype/with/argument-mixed-sign.js b/test/built-ins/Temporal/Duration/prototype/with/argument-mixed-sign.js
new file mode 100644
index 0000000000..ca215ef33e
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/with/argument-mixed-sign.js
@@ -0,0 +1,11 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.with
+description: The durationLike argument must not contain different signs.
+features: [Temporal]
+---*/
+
+const d = new Temporal.Duration(1, 2, 3, 4, 5);
+assert.throws(RangeError, () => d.with({ hours: 1, minutes: -1 }));
diff --git a/test/built-ins/Temporal/Duration/prototype/with/argument-sign-prop.js b/test/built-ins/Temporal/Duration/prototype/with/argument-sign-prop.js
new file mode 100644
index 0000000000..728d2f92ee
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/with/argument-sign-prop.js
@@ -0,0 +1,14 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.with
+description: Passing a sign property is not supported.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const d = Temporal.Duration.from({ years: 5, days: 1 });
+assert.throws(TypeError, () => d.with({ sign: -1 }));
+const d2 = d.with({ sign: -1, days: 0 });
+TemporalHelpers.assertDuration(d2, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0);
diff --git a/test/built-ins/Temporal/Duration/prototype/with/sign-replace.js b/test/built-ins/Temporal/Duration/prototype/with/sign-replace.js
new file mode 100644
index 0000000000..a4b9c0ccd3
--- /dev/null
+++ b/test/built-ins/Temporal/Duration/prototype/with/sign-replace.js
@@ -0,0 +1,15 @@
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.with
+description: Replacing the sign is supported.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const d = Temporal.Duration.from({ years: 5, days: 1 });
+assert.sameValue(d.sign, 1, "original sign");
+const d2 = d.with({ years: -1, days: 0, minutes: -1 });
+assert.sameValue(d2.sign, -1, "new sign");
+TemporalHelpers.assertDuration(d2, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0);