chore: Added more unittests for patterns

tests/patterns/sampling.js

@@ -0,0 +1,81 @@
+/*
+ * This runs unit tests for pattern sampling
+ * It expects the following:
+ *
+ * @param string me: Name of the pattern (eg 'aaron')
+ * @param object Pattern: pattern constructor
+ *
+ * @param object expect: Imported chai.expect
+ * @param object models: Imported @freesewing/models
+ * @param object patterns: Imported @freesewing/pattern-info
+ */
+const testPatternSampling = (design, Pattern, expect, models, patterns) => {
+
+  // Helper method to try/catch pattern sampling
+  const doesItSample = pattern => {
+      try {
+        pattern.sample()
+        return true
+      }
+      catch (err) {
+        console.log(err)
+        return false
+      }
+  }
+
+  // Figure out whether this is a with(out)breasts pattern
+  const breasts = (patterns.withBreasts.indexOf(design) === -1) ? false : true
+
+  const ourModels = models
+    [breasts ? 'withBreasts' : 'withoutBreasts']
+  const measurements = ourModels
+    [breasts ? 'size34' : 'size42']
+
+  /*
+   * Sample different measurements
+   */
+  it('Sample different measurements:' , () => true)
+  for (let measurement of Pattern.config.measurements) {
+    it(`  Sample ${measurement}:` , () => {
+      expect(doesItSample(new Pattern({
+        sample: {
+          type: 'measurement',
+          measurement
+        },
+        measurements
+      }))).to.equal(true)
+    })
+  }
+
+  /*
+   * Sample different options
+   */
+  it('Sample different options:' , () => true)
+  for (let option in Pattern.config.options) {
+    it(`  Sample ${option}:` , () => {
+      expect(doesItSample(new Pattern({
+        sample: {
+          type: 'option',
+          option
+        },
+        measurements
+      }))).to.equal(true)
+    })
+  }
+
+  /*
+   * Sample pattern for different models
+   */
+  it('Sample pattern for different models:' , () => {
+    expect(doesItSample(new Pattern({
+      sample: {
+        type: 'models',
+        models: ourModels,
+      },
+      measurements
+    }))).to.equal(true)
+  })
+
+}
+
+module.exports = testPatternSampling