diff base/test/TestScaleTickIntervals.h @ 1450:a12fd0456f0c streaming-csv-writer

Merge from default branch

--- a/base/test/TestScaleTickIntervals.h	Tue Apr 17 10:03:51 2018 +0100
+++ b/base/test/TestScaleTickIntervals.h	Tue Apr 17 10:35:42 2018 +0100
@@ -30,295 +30,295 @@
     Q_OBJECT
 
     void printDiff(vector<ScaleTickIntervals::Tick> ticks,
-		   vector<ScaleTickIntervals::Tick> expected) {
+                   vector<ScaleTickIntervals::Tick> expected) {
 
-	cerr << "Have " << ticks.size() << " ticks, expected "
-	     << expected.size() << endl;
-	for (int i = 0; i < int(ticks.size()); ++i) {
-            cerr << i << ": have " << ticks[i].value << " \""
+    SVCERR << "Have " << ticks.size() << " ticks, expected "
+             << expected.size() << endl;
+        for (int i = 0; i < int(ticks.size()); ++i) {
+            SVCERR << i << ": have " << ticks[i].value << " \""
                  << ticks[i].label << "\", expected ";
-	    if (i < int(expected.size())) {
-                cerr << expected[i].value << " \"" << expected[i].label
-		     << "\"" << endl;
+            if (i < int(expected.size())) {
+                SVCERR << expected[i].value << " \"" << expected[i].label
+                     << "\"" << endl;
             } else {
-                cerr << "(n/a)" << endl;
-	    }
-	}
+                SVCERR << "(n/a)" << endl;
+            }
+        }
     }
     
     void compareTicks(ScaleTickIntervals::Ticks ticks,
-		      ScaleTickIntervals::Ticks expected,
+                      ScaleTickIntervals::Ticks expected,
                       bool fuzzier = false)
     {
         double eps = 1e-7;
-	for (int i = 0; i < int(expected.size()); ++i) {
-	    if (i < int(ticks.size())) {
+        for (int i = 0; i < int(expected.size()); ++i) {
+            if (i < int(ticks.size())) {
                 bool pass = true;
-		if (ticks[i].label != expected[i].label) {
+                if (ticks[i].label != expected[i].label) {
                     pass = false;
                 } else if (!fuzzier) {
-		    if (fabs(ticks[i].value - expected[i].value) > eps) {
+                    if (fabs(ticks[i].value - expected[i].value) > eps) {
                         pass = false;
                     }
                 } else {
-		    if (fabs(ticks[i].value - expected[i].value) >
+                    if (fabs(ticks[i].value - expected[i].value) >
                         fabs(ticks[i].value) * 1e-5) {
                         pass = false;
                     }
                 }
                 if (!pass) {
-		    printDiff(ticks, expected);
+                    printDiff(ticks, expected);
                     QCOMPARE(ticks[i].label, expected[i].label);
                     QCOMPARE(ticks[i].value, expected[i].value);
                 }
-	    }
-	}
+            }
+        }
         if (ticks.size() != expected.size()) {
             printDiff(ticks, expected);
         }
-	QCOMPARE(ticks.size(), expected.size());
+        QCOMPARE(ticks.size(), expected.size());
     }
     
 private slots:
     void linear_0_1_10()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 1, 10 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.0, "0.0" },
-	    { 0.1, "0.1" },
-	    { 0.2, "0.2" },
-	    { 0.3, "0.3" },
-	    { 0.4, "0.4" },
-	    { 0.5, "0.5" },
-	    { 0.6, "0.6" },
-	    { 0.7, "0.7" },
-	    { 0.8, "0.8" },
-	    { 0.9, "0.9" },
-	    { 1.0, "1.0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 1, 10 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.0, "0.0" },
+            { 0.1, "0.1" },
+            { 0.2, "0.2" },
+            { 0.3, "0.3" },
+            { 0.4, "0.4" },
+            { 0.5, "0.5" },
+            { 0.6, "0.6" },
+            { 0.7, "0.7" },
+            { 0.8, "0.8" },
+            { 0.9, "0.9" },
+            { 1.0, "1.0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_5_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 5, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0, "0" },
-	    { 1, "1" },
-	    { 2, "2" },
-	    { 3, "3" },
-	    { 4, "4" },
-	    { 5, "5" },
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 5, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0, "0" },
+            { 1, "1" },
+            { 2, "2" },
+            { 3, "3" },
+            { 4, "4" },
+            { 5, "5" },
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_10_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 10, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0, "0" },
-	    { 2, "2" },
-	    { 4, "4" },
-	    { 6, "6" },
-	    { 8, "8" },
-	    { 10, "10" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 10, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0, "0" },
+            { 2, "2" },
+            { 4, "4" },
+            { 6, "6" },
+            { 8, "8" },
+            { 10, "10" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_10_0_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 10, 0, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0, "0" },
-	    { 2, "2" },
-	    { 4, "4" },
-	    { 6, "6" },
-	    { 8, "8" },
-	    { 10, "10" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 10, 0, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0, "0" },
+            { 2, "2" },
+            { 4, "4" },
+            { 6, "6" },
+            { 8, "8" },
+            { 10, "10" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_m10_0_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ -10, 0, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { -10, "-10" },
-	    { -8, "-8" },
-	    { -6, "-6" },
-	    { -4, "-4" },
-	    { -2, "-2" },
-	    { 0, "0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ -10, 0, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { -10, "-10" },
+            { -8, "-8" },
+            { -6, "-6" },
+            { -4, "-4" },
+            { -2, "-2" },
+            { 0, "0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_m10_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, -10, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { -10, "-10" },
-	    { -8, "-8" },
-	    { -6, "-6" },
-	    { -4, "-4" },
-	    { -2, "-2" },
-	    { 0, "0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, -10, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { -10, "-10" },
+            { -8, "-8" },
+            { -6, "-6" },
+            { -4, "-4" },
+            { -2, "-2" },
+            { 0, "0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_0p1_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 0.1, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.00, "0.00" },
-	    { 0.02, "0.02" },
-	    { 0.04, "0.04" },
-	    { 0.06, "0.06" },
-	    { 0.08, "0.08" },
-	    { 0.10, "0.10" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 0.1, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.00, "0.00" },
+            { 0.02, "0.02" },
+            { 0.04, "0.04" },
+            { 0.06, "0.06" },
+            { 0.08, "0.08" },
+            { 0.10, "0.10" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_0p01_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 0.01, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.000, "0.000" },
-	    { 0.002, "0.002" },
-	    { 0.004, "0.004" },
-	    { 0.006, "0.006" },
-	    { 0.008, "0.008" },
-	    { 0.010, "0.010" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 0.01, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.000, "0.000" },
+            { 0.002, "0.002" },
+            { 0.004, "0.004" },
+            { 0.006, "0.006" },
+            { 0.008, "0.008" },
+            { 0.010, "0.010" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_0p005_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 0.005, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.000, "0.000" },
-	    { 0.001, "0.001" },
-	    { 0.002, "0.002" },
-	    { 0.003, "0.003" },
-	    { 0.004, "0.004" },
-	    { 0.005, "0.005" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 0.005, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.000, "0.000" },
+            { 0.001, "0.001" },
+            { 0.002, "0.002" },
+            { 0.003, "0.003" },
+            { 0.004, "0.004" },
+            { 0.005, "0.005" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0_0p001_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 0.001, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.0000, "0.0e+00" },
-	    { 0.0002, "2.0e-04" },
-	    { 0.0004, "4.0e-04" },
-	    { 0.0006, "6.0e-04" },
-	    { 0.0008, "8.0e-04" },
-	    { 0.0010, "1.0e-03" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 0.001, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.0000, "0.0e+00" },
+            { 0.0002, "2.0e-04" },
+            { 0.0004, "4.0e-04" },
+            { 0.0006, "6.0e-04" },
+            { 0.0008, "8.0e-04" },
+            { 0.0010, "1.0e-03" }
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_1_1p001_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 1, 1.001, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 1.0000, "1.0000" },
-	    { 1.0002, "1.0002" },
-	    { 1.0004, "1.0004" },
-	    { 1.0006, "1.0006" },
-	    { 1.0008, "1.0008" },
-	    { 1.0010, "1.0010" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 1, 1.001, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 1.0000, "1.0000" },
+            { 1.0002, "1.0002" },
+            { 1.0004, "1.0004" },
+            { 1.0006, "1.0006" },
+            { 1.0008, "1.0008" },
+            { 1.0010, "1.0010" }
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_0p001_1_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0.001, 1, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.1, "0.1" },
-	    { 0.3, "0.3" },
-	    { 0.5, "0.5" },
-	    { 0.7, "0.7" },
-	    { 0.9, "0.9" },
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0.001, 1, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.1, "0.1" },
+            { 0.3, "0.3" },
+            { 0.5, "0.5" },
+            { 0.7, "0.7" },
+            { 0.9, "0.9" },
+        };
+        compareTicks(ticks, expected);
     }
         
     void linear_10000_10010_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 10000, 10010, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 10000, "10000" },
-	    { 10002, "10002" },
-	    { 10004, "10004" },
-	    { 10006, "10006" },
-	    { 10008, "10008" },
-	    { 10010, "10010" },
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 10000, 10010, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 10000, "10000" },
+            { 10002, "10002" },
+            { 10004, "10004" },
+            { 10006, "10006" },
+            { 10008, "10008" },
+            { 10010, "10010" },
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_10000_20000_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 10000, 20000, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 10000, "10000" },
-	    { 12000, "12000" },
-	    { 14000, "14000" },
-	    { 16000, "16000" },
-	    { 18000, "18000" },
-	    { 20000, "20000" },
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 10000, 20000, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 10000, "10000" },
+            { 12000, "12000" },
+            { 14000, "14000" },
+            { 16000, "16000" },
+            { 18000, "18000" },
+            { 20000, "20000" },
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_m1_1_10()
     {
-	auto ticks = ScaleTickIntervals::linear({ -1, 1, 10 });
-	ScaleTickIntervals::Ticks expected {
-	    { -1.0, "-1.0" },
-	    { -0.8, "-0.8" },
-	    { -0.6, "-0.6" },
-	    { -0.4, "-0.4" },
-	    { -0.2, "-0.2" },
-	    { 0.0, "0.0" },
-	    { 0.2, "0.2" },
-	    { 0.4, "0.4" },
-	    { 0.6, "0.6" },
-	    { 0.8, "0.8" },
-	    { 1.0, "1.0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ -1, 1, 10 });
+        ScaleTickIntervals::Ticks expected {
+            { -1.0, "-1.0" },
+            { -0.8, "-0.8" },
+            { -0.6, "-0.6" },
+            { -0.4, "-0.4" },
+            { -0.2, "-0.2" },
+            { 0.0, "0.0" },
+            { 0.2, "0.2" },
+            { 0.4, "0.4" },
+            { 0.6, "0.6" },
+            { 0.8, "0.8" },
+            { 1.0, "1.0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_221p23_623p7_57p4()
     {
-	auto ticks = ScaleTickIntervals::linear({ 221.23, 623.7, 4 });
+        auto ticks = ScaleTickIntervals::linear({ 221.23, 623.7, 4 });
         // only 4 ticks, not 5, because none of the rounded tick
         // values lies on an end value
-	ScaleTickIntervals::Ticks expected {
+        ScaleTickIntervals::Ticks expected {
             { 300, "300" },
             { 400, "400" },
             { 500, "500" },
             { 600, "600" },
-	};
-	compareTicks(ticks, expected);
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_sqrt2_pi_7()
     {
-	auto ticks = ScaleTickIntervals::linear({ sqrt(2.0), M_PI, 7 });
+        auto ticks = ScaleTickIntervals::linear({ sqrt(2.0), M_PI, 7 });
         // This would be better in steps of 0.25, but we only round to
         // integral powers of ten
-	ScaleTickIntervals::Ticks expected {
+        ScaleTickIntervals::Ticks expected {
             { 1.5, "1.5" },
             { 1.7, "1.7" },
             { 1.9, "1.9" },
@@ -328,14 +328,14 @@
             { 2.7, "2.7" },
             { 2.9, "2.9" },
             { 3.1, "3.1" },
-	};
-	compareTicks(ticks, expected);
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_pi_avogadro_7()
     {
-	auto ticks = ScaleTickIntervals::linear({ M_PI, 6.022140857e23, 7 });
-	ScaleTickIntervals::Ticks expected {
+        auto ticks = ScaleTickIntervals::linear({ M_PI, 6.022140857e23, 7 });
+        ScaleTickIntervals::Ticks expected {
             // not perfect, but ok-ish
             { 0, "0.0e+00" },
             { 9e+22, "9.0e+22" },
@@ -344,133 +344,133 @@
             { 3.6e+23, "3.6e+23" },
             { 4.5e+23, "4.5e+23" },
             { 5.4e+23, "5.4e+23" },
-	};
-	compareTicks(ticks, expected);
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_2_3_1()
     {
-	auto ticks = ScaleTickIntervals::linear({ 2, 3, 1 });
-	ScaleTickIntervals::Ticks expected {
-	    { 2.0, "2" },
-	    { 3.0, "3" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 2, 3, 1 });
+        ScaleTickIntervals::Ticks expected {
+            { 2.0, "2" },
+            { 3.0, "3" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_2_3_2()
     {
-	auto ticks = ScaleTickIntervals::linear({ 2, 3, 2 });
-	ScaleTickIntervals::Ticks expected {
-	    { 2.0, "2.0" },
-	    { 2.5, "2.5" },
-	    { 3.0, "3.0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 2, 3, 2 });
+        ScaleTickIntervals::Ticks expected {
+            { 2.0, "2.0" },
+            { 2.5, "2.5" },
+            { 3.0, "3.0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_2_3_3()
     {
-	auto ticks = ScaleTickIntervals::linear({ 2, 3, 3 });
-	ScaleTickIntervals::Ticks expected {
-	    { 2.0, "2.0" },
-	    { 2.3, "2.3" },
-	    { 2.6, "2.6" },
-	    { 2.9, "2.9" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 2, 3, 3 });
+        ScaleTickIntervals::Ticks expected {
+            { 2.0, "2.0" },
+            { 2.3, "2.3" },
+            { 2.6, "2.6" },
+            { 2.9, "2.9" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_2_3_4()
     {
-	auto ticks = ScaleTickIntervals::linear({ 2, 3, 4 });
+        auto ticks = ScaleTickIntervals::linear({ 2, 3, 4 });
         // This would be better in steps of 0.25, but we only round to
         // integral powers of ten
-	ScaleTickIntervals::Ticks expected {
-	    { 2.0, "2.0" },
-	    { 2.3, "2.3" },
-	    { 2.6, "2.6" },
-	    { 2.9, "2.9" }
-	};
-	compareTicks(ticks, expected);
+        ScaleTickIntervals::Ticks expected {
+            { 2.0, "2.0" },
+            { 2.3, "2.3" },
+            { 2.6, "2.6" },
+            { 2.9, "2.9" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_2_3_5()
     {
-	auto ticks = ScaleTickIntervals::linear({ 2, 3, 5 });
-	ScaleTickIntervals::Ticks expected {
-	    { 2.0, "2.0" },
-	    { 2.2, "2.2" },
-	    { 2.4, "2.4" },
-	    { 2.6, "2.6" },
-	    { 2.8, "2.8" },
-	    { 3.0, "3.0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 2, 3, 5 });
+        ScaleTickIntervals::Ticks expected {
+            { 2.0, "2.0" },
+            { 2.2, "2.2" },
+            { 2.4, "2.4" },
+            { 2.6, "2.6" },
+            { 2.8, "2.8" },
+            { 3.0, "3.0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_2_3_6()
     {
-	auto ticks = ScaleTickIntervals::linear({ 2, 3, 6 });
-	ScaleTickIntervals::Ticks expected {
-	    { 2.0, "2.0" },
-	    { 2.2, "2.2" },
-	    { 2.4, "2.4" },
-	    { 2.6, "2.6" },
-	    { 2.8, "2.8" },
-	    { 3.0, "3.0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 2, 3, 6 });
+        ScaleTickIntervals::Ticks expected {
+            { 2.0, "2.0" },
+            { 2.2, "2.2" },
+            { 2.4, "2.4" },
+            { 2.6, "2.6" },
+            { 2.8, "2.8" },
+            { 3.0, "3.0" }
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_1_1_10()
     {
         // pathological range
-	auto ticks = ScaleTickIntervals::linear({ 1, 1, 10 });
-	ScaleTickIntervals::Ticks expected {
-	    { 1.0, "1" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 1, 1, 10 });
+        ScaleTickIntervals::Ticks expected {
+            { 1.0, "1" }
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_0_0_10()
     {
         // pathological range
-	auto ticks = ScaleTickIntervals::linear({ 0, 0, 10 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.0, "0" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 0, 10 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.0, "0" }
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_0_1_1()
     {
-	auto ticks = ScaleTickIntervals::linear({ 0, 1, 1 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.0, "0" },
-	    { 1.0, "1" }
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 1, 1 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.0, "0" },
+            { 1.0, "1" }
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_0_1_0()
     {
         // senseless input
-	auto ticks = ScaleTickIntervals::linear({ 0, 1, 0 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.0, "0" },
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 1, 0 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.0, "0" },
+        };
+        compareTicks(ticks, expected);
     }
     
     void linear_0_1_m1()
     {
         // senseless input
-	auto ticks = ScaleTickIntervals::linear({ 0, 1, -1 });
-	ScaleTickIntervals::Ticks expected {
-	    { 0.0, "0" },
-	};
-	compareTicks(ticks, expected);
+        auto ticks = ScaleTickIntervals::linear({ 0, 1, -1 });
+        ScaleTickIntervals::Ticks expected {
+            { 0.0, "0" },
+        };
+        compareTicks(ticks, expected);
     }
 
     void linear_0p465_778_10()
@@ -496,28 +496,28 @@
     void log_1_10_2()
     {
         auto ticks = ScaleTickIntervals::logarithmic({ 1, 10, 2 });
-	ScaleTickIntervals::Ticks expected {
+        ScaleTickIntervals::Ticks expected {
             { 1.0, "1.0" },
             { pow(10.0, 0.5), "3.2" },
             { 10.0, "10.0" },
-	};
-	compareTicks(ticks, expected);
+        };
+        compareTicks(ticks, expected);
     }
     
     void log_0_10_2()
     {
         auto ticks = ScaleTickIntervals::logarithmic({ 0, 10, 2 });
-	ScaleTickIntervals::Ticks expected {
+        ScaleTickIntervals::Ticks expected {
             { 1e-6, "1e-06" },
             { 1, "1" },
-	};
-	compareTicks(ticks, expected);
+        };
+        compareTicks(ticks, expected);
     }
 
     void log_pi_avogadro_7()
     {
-	auto ticks = ScaleTickIntervals::logarithmic({ M_PI, 6.022140857e23, 7 });
-	ScaleTickIntervals::Ticks expected {
+        auto ticks = ScaleTickIntervals::logarithmic({ M_PI, 6.022140857e23, 7 });
+        ScaleTickIntervals::Ticks expected {
             { 1000, "1e+03" },
             { 1e+06, "1e+06" },
             { 1e+09, "1e+09" },
@@ -525,8 +525,8 @@
             { 1e+15, "1e+15" },
             { 1e+18, "1e+18" },
             { 1e+21, "1e+21" },
-	};
-	compareTicks(ticks, expected, true);
+        };
+        compareTicks(ticks, expected, true);
     }
     
     void log_0p465_778_10()