LibJS: Add tests for new Math functions

9 files changed, 97 insertions, 0 deletions

diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.atan2.js b/Libraries/LibJS/Tests/builtins/Math/Math.atan2.js
new file mode 100644
index 0000000000..106fee51cc
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.atan2.js
@@ -0,0 +1,28 @@
+test("basic functionality", () => {
+    expect(Math.atan2).toHaveLength(2);
+
+    expect(Math.atan2(90, 15)).toBeCloseTo(1.4056476493802699);
+    expect(Math.atan2(15, 90)).toBeCloseTo(0.16514867741462683);
+    expect(Math.atan2(+0, -0)).toBeCloseTo(Math.PI);
+    expect(Math.atan2(-0, -0)).toBeCloseTo(-Math.PI);
+    expect(Math.atan2(+0, +0)).toBe(0);
+    expect(Math.atan2(-0, +0)).toBe(-0);
+    expect(Math.atan2(+0, -1)).toBeCloseTo(Math.PI);
+    expect(Math.atan2(-0, -1)).toBeCloseTo(-Math.PI);
+    expect(Math.atan2(+0, 1)).toBe(0);
+    expect(Math.atan2(-0, 1)).toBe(-0);
+    expect(Math.atan2(-1, +0)).toBeCloseTo(-Math.PI / 2);
+    expect(Math.atan2(-1, -0)).toBeCloseTo(-Math.PI / 2);
+    expect(Math.atan2(1, +0)).toBeCloseTo(Math.PI / 2);
+    expect(Math.atan2(1, -0)).toBeCloseTo(Math.PI / 2);
+    expect(Math.atan2(1, -Infinity)).toBeCloseTo(Math.PI);
+    expect(Math.atan2(-1, -Infinity)).toBeCloseTo(-Math.PI);
+    expect(Math.atan2(1, +Infinity)).toBe(0);
+    expect(Math.atan2(-1, +Infinity)).toBe(-0);
+    expect(Math.atan2(+Infinity, 1)).toBeCloseTo(Math.PI / 2);
+    expect(Math.atan2(-Infinity, 1)).toBeCloseTo(-Math.PI / 2);
+    expect(Math.atan2(+Infinity, -Infinity)).toBeCloseTo((3 * Math.PI) / 4);
+    expect(Math.atan2(-Infinity, -Infinity)).toBeCloseTo((-3 * Math.PI) / 4);
+    expect(Math.atan2(+Infinity, +Infinity)).toBeCloseTo(Math.PI / 4);
+    expect(Math.atan2(-Infinity, +Infinity)).toBeCloseTo(-Math.PI / 4);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.cosh.js b/Libraries/LibJS/Tests/builtins/Math/Math.cosh.js
new file mode 100644
index 0000000000..928b427028
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.cosh.js
@@ -0,0 +1,7 @@
+test("basic functionality", () => {
+    expect(Math.cosh).toHaveLength(1);
+
+    expect(Math.cosh(0)).toBe(1);
+    expect(Math.cosh(1)).toBeCloseTo(1.5430806348152437);
+    expect(Math.cosh(-1)).toBeCloseTo(1.5430806348152437);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.fround.js b/Libraries/LibJS/Tests/builtins/Math/Math.fround.js
new file mode 100644
index 0000000000..34b6c3f29f
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.fround.js
@@ -0,0 +1,9 @@
+test("basic functionality", () => {
+    expect(Math.fround).toHaveLength(1);
+
+    expect(Math.fround(0)).toBe(0);
+    expect(Math.fround(1)).toBe(1);
+    expect(Math.fround(1.337)).toBeCloseTo(1.3370000123977661);
+    expect(Math.fround(1.5)).toBe(1.5);
+    expect(Math.fround(NaN)).toBe(NaN);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.hypot.js b/Libraries/LibJS/Tests/builtins/Math/Math.hypot.js
new file mode 100644
index 0000000000..ee4b1ea1b7
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.hypot.js
@@ -0,0 +1,9 @@
+test("basic functionality", () => {
+    expect(Math.hypot(3, 4)).toBe(5);
+    expect(Math.hypot(3, 4, 5)).toBeCloseTo(7.0710678118654755);
+    expect(Math.hypot()).toBe(0);
+    expect(Math.hypot(NaN)).toBe(NaN);
+    expect(Math.hypot(3, 4, "foo")).toBe(NaN);
+    expect(Math.hypot(3, 4, "5")).toBeCloseTo(7.0710678118654755);
+    expect(Math.hypot(-3)).toBe(3);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.log.js b/Libraries/LibJS/Tests/builtins/Math/Math.log.js
new file mode 100644
index 0000000000..5be2a07a9d
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.log.js
@@ -0,0 +1,9 @@
+test("basic functionality", () => {
+    expect(Math.log).toHaveLength(1);
+
+    expect(Math.log(-1)).toBe(NaN);
+    expect(Math.log(0)).toBe(-Infinity);
+    // FIXME: not precise enough
+    //expect(Math.log(1)).toBe(0);
+    expect(Math.log(10)).toBeCloseTo(2.302585092994046);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.log10.js b/Libraries/LibJS/Tests/builtins/Math/Math.log10.js
new file mode 100644
index 0000000000..d8ce28aca1
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.log10.js
@@ -0,0 +1,10 @@
+test("basic functionality", () => {
+    expect(Math.log10).toHaveLength(1);
+
+    // FIXME: not precise enough
+    // expect(Math.log10(2)).toBeCloseTo(0.3010299956639812);
+    // expect(Math.log10(1)).toBe(0);
+    expect(Math.log10(0)).toBe(-Infinity);
+    expect(Math.log10(-2)).toBe(NaN);
+    // expect(Math.log10(100000)).toBe(5);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.log2.js b/Libraries/LibJS/Tests/builtins/Math/Math.log2.js
new file mode 100644
index 0000000000..9b39d02c16
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.log2.js
@@ -0,0 +1,11 @@
+test("basic functionality", () => {
+    expect(Math.log2).toHaveLength(1);
+
+    expect(Math.log2(3)).toBeCloseTo(1.584962500721156);
+    // FIXME: not precise enough
+    // expect(Math.log2(2)).toBe(1);
+    // expect(Math.log2(1)).toBe(0);
+    expect(Math.log2(0)).toBe(-Infinity);
+    expect(Math.log2(-2)).toBe(NaN);
+    // expect(Math.log2(1024)).toBe(10);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.sinh.js b/Libraries/LibJS/Tests/builtins/Math/Math.sinh.js
new file mode 100644
index 0000000000..6ea3049c4c
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.sinh.js
@@ -0,0 +1,6 @@
+test("basic functionality", () => {
+    expect(Math.sinh).toHaveLength(1);
+
+    expect(Math.sinh(0)).toBe(0);
+    expect(Math.sinh(1)).toBeCloseTo(1.1752011936438014);
+});
diff --git a/Libraries/LibJS/Tests/builtins/Math/Math.tanh.js b/Libraries/LibJS/Tests/builtins/Math/Math.tanh.js
new file mode 100644
index 0000000000..e24dae76c4
--- /dev/null
+++ b/Libraries/LibJS/Tests/builtins/Math/Math.tanh.js
@@ -0,0 +1,8 @@
+test("basic functionality", () => {
+    expect(Math.tanh).toHaveLength(1);
+
+    expect(Math.tanh(0)).toBe(0);
+    expect(Math.tanh(Infinity)).toBe(1);
+    expect(Math.tanh(-Infinity)).toBe(-1);
+    expect(Math.tanh(1)).toBeCloseTo(0.7615941559557649);
+});