Test IDENTITY_MATRIX
Bug: 152983829
Test: this
Verify that IDENTITY_MATRIX is an identity matrix and that attempting to
modify it throws an Exception.
Change-Id: I77ec845b5503df6f90deb6a2176836d9aacb74d1
diff --git a/tests/tests/graphics/src/android/graphics/cts/MatrixTest.java b/tests/tests/graphics/src/android/graphics/cts/MatrixTest.java
index d67411f..07bc33e 100644
--- a/tests/tests/graphics/src/android/graphics/cts/MatrixTest.java
+++ b/tests/tests/graphics/src/android/graphics/cts/MatrixTest.java
@@ -60,6 +60,180 @@
}
@Test
+ public void testIdentityMatrix() {
+ assertNotNull(Matrix.IDENTITY_MATRIX);
+ assertTrue(Matrix.IDENTITY_MATRIX.isIdentity());
+ assertTrue(Matrix.IDENTITY_MATRIX.isAffine());
+ assertTrue(Matrix.IDENTITY_MATRIX.rectStaysRect());
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSet() {
+ Matrix m = new Matrix();
+ m.setRotate(90);
+ Matrix.IDENTITY_MATRIX.set(m);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixReset() {
+ Matrix.IDENTITY_MATRIX.reset();
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetTranslate() {
+ Matrix.IDENTITY_MATRIX.setTranslate(1f, 1f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetScale() {
+ Matrix.IDENTITY_MATRIX.setScale(.5f, .5f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetScalePivot() {
+ Matrix.IDENTITY_MATRIX.setScale(.5f, .5f, 10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetRotate() {
+ Matrix.IDENTITY_MATRIX.setRotate(60);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetRotateAbout() {
+ Matrix.IDENTITY_MATRIX.setRotate(60, 100f, 100f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetSinCos() {
+ Matrix.IDENTITY_MATRIX.setSinCos(1f, 2f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetSinCosPivot() {
+ Matrix.IDENTITY_MATRIX.setSinCos(1f, 2f, 3f, 4f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetSkew() {
+ Matrix.IDENTITY_MATRIX.setSkew(1f, 2f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetSkewPivot() {
+ Matrix.IDENTITY_MATRIX.setSkew(1f, 2f, 3f, 4f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetConcat() {
+ Matrix a = new Matrix();
+ Matrix b = new Matrix();
+ Matrix.IDENTITY_MATRIX.setConcat(a, b);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreTranslate() {
+ Matrix.IDENTITY_MATRIX.preTranslate(10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreScale() {
+ Matrix.IDENTITY_MATRIX.preScale(10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreScalePivot() {
+ Matrix.IDENTITY_MATRIX.preScale(10f, 10f, 100f, 100f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreRotate() {
+ Matrix.IDENTITY_MATRIX.preRotate(10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreRotatePivot() {
+ Matrix.IDENTITY_MATRIX.preRotate(10f, 10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreSkew() {
+ Matrix.IDENTITY_MATRIX.preSkew(1f, 3f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreSkewPivot() {
+ Matrix.IDENTITY_MATRIX.preSkew(1f, 3f, 4f, 7f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPreConcat() {
+ Matrix a = new Matrix();
+ Matrix.IDENTITY_MATRIX.preConcat(a);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostTranslate() {
+ Matrix.IDENTITY_MATRIX.postTranslate(10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostScale() {
+ Matrix.IDENTITY_MATRIX.postScale(10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostScalePivot() {
+ Matrix.IDENTITY_MATRIX.postScale(10f, 10f, 100f, 100f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostRotate() {
+ Matrix.IDENTITY_MATRIX.postRotate(10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostRotatePivot() {
+ Matrix.IDENTITY_MATRIX.postRotate(10f, 10f, 10f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostSkew() {
+ Matrix.IDENTITY_MATRIX.postSkew(1f, 3f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostSkewPivot() {
+ Matrix.IDENTITY_MATRIX.postSkew(1f, 3f, 4f, 7f);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixPostConcat() {
+ Matrix a = new Matrix();
+ Matrix.IDENTITY_MATRIX.postConcat(a);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetRectToRect() {
+ Matrix.IDENTITY_MATRIX.setRectToRect(new RectF(), new RectF(), ScaleToFit.CENTER);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetPolyToPoly() {
+ float[] src = new float[9];
+ src[0] = 100f;
+ float[] dst = new float[9];
+ dst[0] = 200f;
+ dst[1] = 300f;
+ Matrix.IDENTITY_MATRIX.setPolyToPoly(src, 0, dst, 0, 1);
+ }
+
+ @Test(expected = IllegalStateException.class)
+ public void testIdentityMatrixSetValues() {
+ Matrix.IDENTITY_MATRIX.setValues(new float[9]);
+ }
+
+ @Test
public void testRectStaysRect() {
assertTrue(mMatrix.rectStaysRect());
mMatrix.postRotate(80);
