| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package dot.junit.opcodes.div_float; |
| |
| import dot.junit.DxTestCase; |
| import dot.junit.DxUtil; |
| import dot.junit.opcodes.div_float.d.T_div_float_1; |
| import dot.junit.opcodes.div_float.d.T_div_float_5; |
| |
| public class Test_div_float extends DxTestCase { |
| /** |
| * @title Arguments = 2.7f, 3.14f |
| */ |
| public void testN1() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(0.8598726f, t.run(2.7f, 3.14f)); |
| } |
| |
| /** |
| * @title Dividend = 0 |
| */ |
| public void testN2() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(0f, t.run(0, 3.14f)); |
| } |
| |
| /** |
| * @title Dividend is negative |
| */ |
| public void testN3() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(-1.162963f, t.run(-3.14f, 2.7f)); |
| } |
| |
| /** |
| * @title Types of arguments - int, float. Dalvik doens't distinguish 32-bits types internally, |
| * so this division of float and int makes no sense but shall not crash the VM. |
| */ |
| |
| public void testN4() { |
| T_div_float_5 t = new T_div_float_5(); |
| try { |
| t.run(1, 3.14f); |
| } catch (Throwable e) { |
| } |
| } |
| |
| /** |
| * @title Arguments = Float.MAX_VALUE, Float.NaN |
| */ |
| public void testB1() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.NaN, t.run(Float.MAX_VALUE, Float.NaN)); |
| } |
| |
| /** |
| * @title Arguments = Float.POSITIVE_INFINITY, |
| * Float.NEGATIVE_INFINITY |
| */ |
| public void testB2() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.NaN, t.run(Float.POSITIVE_INFINITY, |
| Float.NEGATIVE_INFINITY)); |
| } |
| |
| /** |
| * @title Arguments = Float.POSITIVE_INFINITY, -2.7f |
| */ |
| public void testB3() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.NEGATIVE_INFINITY, t.run(Float.POSITIVE_INFINITY, |
| -2.7f)); |
| } |
| |
| /** |
| * @title Arguments = -2.7f, Float.NEGATIVE_INFINITY |
| */ |
| public void testB4() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(0f, t.run(-2.7f, Float.NEGATIVE_INFINITY)); |
| } |
| |
| /** |
| * @title Arguments = 0, 0 |
| */ |
| public void testB5() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.NaN, t.run(0, 0)); |
| } |
| |
| /** |
| * @title Arguments = 0, -2.7 |
| */ |
| public void testB6() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(-0f, t.run(0, -2.7f)); |
| } |
| |
| /** |
| * @title Arguments = -2.7, 0 |
| */ |
| public void testB7() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.NEGATIVE_INFINITY, t.run(-2.7f, 0)); |
| } |
| |
| /** |
| * @title Arguments = 1, Float.MAX_VALUE |
| */ |
| public void testB8() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.POSITIVE_INFINITY, t.run(1, Float.MIN_VALUE)); |
| } |
| |
| /** |
| * @title Arguments = Float.MAX_VALUE, -1E-9f |
| */ |
| public void testB9() { |
| T_div_float_1 t = new T_div_float_1(); |
| assertEquals(Float.NEGATIVE_INFINITY, t.run(Float.MAX_VALUE, -1E-9f)); |
| } |
| |
| |
| |
| |
| /** |
| * @constraint B1 |
| * @title types of arguments - float / double |
| */ |
| public void testVFE1() { |
| try { |
| Class.forName("dot.junit.opcodes.div_float.d.T_div_float_2"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| /** |
| * @constraint B1 |
| * @title types of arguments - long / float |
| */ |
| public void testVFE2() { |
| try { |
| Class.forName("dot.junit.opcodes.div_float.d.T_div_float_3"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| /** |
| * @constraint B1 |
| * @title types of arguments - reference / float |
| */ |
| public void testVFE3() { |
| try { |
| Class.forName("dot.junit.opcodes.div_float.d.T_div_float_4"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| /** |
| * @constraint A23 |
| * @title number of registers |
| */ |
| public void testVFE4() { |
| try { |
| Class.forName("dot.junit.opcodes.div_float.d.T_div_float_6"); |
| fail("expected a verification exception"); |
| } catch (Throwable t) { |
| DxUtil.checkVerifyException(t); |
| } |
| } |
| |
| } |